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FAA23051­ R. 3248. A
ASS13MBLING Contents
.--. --------- ---- __ _____ __ ._ ._.

&

AD~USTM13NT

[Ass:mbl ing, back body ] Camera back parts -- . _ - - ----- ----- . _ _. _ . . . __ _ . ____ . _ _____-_, _____ - _ _ ._ Bottom cover and tripod parts -------- .- .-. ------ . . . . . . . . . _.. _ _.. _ --Film advance side cover, Film rewind side top cover Back body parts --- -- ---______ -. ____ --- ___ _____ _ ____ __ _ ----- - .- __ _ - . Sync contact, film detection switch --------FD, DBor DXFPC unit ------------------------------- -------- -----. . ..-. -. Shutter unit -- - - -- - - -- . --- . . . . . . . .- -- . -- ..- - . . . . \, Film rewind motor -- ---- - ---- ---- ---- -- ---- ___ . ___ . _ ..__ - __ - _ .

M
A2 A3 A4 a? A8 A9

A9

m

Film rewind unit - ----------------------- ----------------------------- All Upper film advance parts - ------ ---- __ ____ _ ___ . . _ __ . . - . __ . . . . . . _ __ A12 F i l m advanw b a s e p l a t e - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - A13 Al~ Film advance base plate unit, disassembly, assembling ----- ---Mounting film advance baseplate unit --------------------------- A:> Shutter release fig, Lever under shutter release throught shaft ------- A25 DC-DC converter base plate ---- ----- ------ ----- _____ ______ _- ------------ A 2 6 Power TrFPC unit ---------------------------------- ------------------- A26 Shutter speed dial base plate --------- ----- ------ -- ------ ----- - ---- ---- A27 Mounting Main FPC ----------------------------------------------------- A28 Checking camera'back -. ---- . - ..- ----- ..- . . --- - - - . - ---- ------ - --- -- - . . A28
.----.----.--

l Assembling, front body] " ?q ------- - ---- ---- . -- -- ------- ---- - . . . ---- ---- ---- ---- --- A29 --A F b a s e p l a t e u n i t , f o b a s e p l a t e -u n i t- - - - - - - - - - - - - - - - - - - - - - - - A 3 2 . ---- --. ----------------- A33 Mirror box unit parts Mirror box unit ---------- ------ - -- - ----- ..- - . . . .- - -- -- .---------- ---- ----- A34 Front body parts Mounting mirror unit, I baseplate, L baseplate --------------------- A36 Mounting mirror box, front body ------ ------- -. - - - - - - - - - - ----- ..-. . . . A36 Filter driving base plate, filter unit, TTLSPD unit -------- ------ ---- A37 Seesaw lever ------ ---- ---- ---- ----- ---- ----- ---- ---- ---- ---- ----- ----.. A37 AF rnodeselect.or lever unit --------------------------------- ---------- A37 Lens release button switch - ---- --- -- - ---- - -. ------- ..- ---- ---- . -- . ------- A37 ---- . . ---- ---- ------ ----- ----- A38 Mirror operation base plate unit f-fo base plate, f-fo pulley Lock ------ ---- ---- ---- --------- ----- ---- ---- . A38 enco&w FPC unit ------------------------------- ------------------ A41,?-

Cable arrangement on the lower part of the L baseplate ------------- A41

F'AA23051-R.3248.
AF base plate unit ------ . -------------- ------- -------------- ------ - - - - - - A41

A

Positioning adjustment of fmm switch ------------------------------- -- A42 Height adjustment of aperture lever ------------------------------- ---- -A43 Height adjustment of AF coupling ring shaft - --- -- - . --- -- ---- - . -- ----- . A43 Angle adjustment (4Y ) of main mirror (Gl) sub-mirror
---...--.--. .-. .---- - . . . .

(G2) ---------- ~44

[Mounting of front body and back_ body] . _ .---- -- .---- Mounting of front body and back body ---- ----- . . -- . . . . ------ . . ..--- ------- --

A45
A48

Adjustment of film sprocket cogwheel positioning --- -- ----- . . - . . . ---- -- _ ---- -- . - --- --- . . . . . Adjustment of body back Adjustment of infinity

A49
~'

---- ---- -- ---- - ---- - -- ---- -- --- .---. -. ----- --- A49 ---- A49 AE, AF Accuracy, inspection, and adjustment ----- ----- ---

FAA23051 - R.3248.A

Camera back parts /

_--- ------ ------. .--. ------ ------ ------ ----_-- --_____ _

1 I I I I

I

I I I I

`

n
I I I I I

I I I IL-- -- ----------

B810

\ \

`Al--

FAA23051 - R.3248.A

Bottom

cover

and

tripod

parts

-1

\

0935
15

i K
0

lock (#350)

Lock (yell

W80

%1

00007 n

\

////2'K

Screw lock

` `2%9 Lky+$
I 128x4 -- A 2 -- /'"

FAA23051 - R.3248.,
~__---- ---- -- ___________ . I 960

Film advance side top cover
Film rewind side top cover

6?3
I

.----. .-- ~---- ------. -- -- _________ ~ N Mult~ple exposure 786 lever $?

i I
",

/

\ N.

&@& I 105

~

4 %

i / /

I

I

Turn

\ 150°

\------w

v

I I

l'~~z>$
1115

I

--l l/ A'-----

\

,Opcoversidel
,

I

I065xZ / ~ 1087

IG

Screw lock (#350) __________________________________________________ ` A 3
--

i J

Back body parts

-- Spread G103 on the body and paste,

G92KA

-- A 4 --

FAA23051 - R.3248. A

G71OO: f)

433

29 /* i G71OO:,
I

1

W I 109
28 1023 . & 929 " 930 & & 928 & 927 ) 902 1085

\,

n ,./
554 @ m' 1074xZ @ 1076 J

G103
\

4
59

E (grey) c (white) B (purple) -- A 5 --

FAA23051 - R.3248.A

Hook the spring end (with more turns than the other end) on the #864

864 >
G71OO
./ -&@

I 105

$ 868 % @ 1087

v
Lock p@? 1085

n

n
,

./

-- A 6 --
1

t
l17AA'_)2AC4 ­
D

9

0

/

.

0

Sync contact, film detection switch -- Sync contact #llo9

lder this portion

(black) GND (green) Sync contact
\

n

G103 -- Film detection switch Film detection switch cable for base plate I g#lo40 SC;:;5; Lock

Power supply base plate -3 main FPC bottom unit (orange) (black) L = 140mm m Power supply base plate -+ power Tr. FPC (orange) (black) L = llOmm -- junction cable ?& / Film detection switch (brown; ~[ PTr-E (grey) PTr-C (purple) PTr-B (white)

Film detection switch pin \ Check the ON-OFF position of the film detection switch based on the external film guide rail: Height (or play); a = 1.13 f 0.15 ON­OFF switching position; b = 1.00 or more Total stroke; More than 0.1 deeper from the external film guide rail.

External film guide rail

-- A 7 --

FAA23051 - R.3248.A FD, DB, or DX FPC unit Thyristor trigger base plate \
~ rp-m

FD contact FPC

~GND (black): from sync contact , ., %$;< GND (black) : from FD ~ i:E;2k>~ ,%; contact ,". % F `.s:.: %, l!? <. ~ ,' " t. ,$ :. $,: ?:, *2 7 DB contact FPC `" Mount FD, DB, ,, ..' DX contacts Kg i. and DX FPCS {~ %! . Lear side of FD contacts mold fl;~ -.: ~ `, , :.+ . . . . $. , ~, ; *+'----+::::$':: ""' . . 5 minute epoxy
}1040 x 2

- ., ~

~X (green) : from sync contact X (areen) : from FD contact

.. II

#lo22 x 2 9

FL
1

#lo22 x 2 #lo40 x 2 # 679 X 2 Place the DB contact FPC through the hole of the bodv . #678 X 2 & DB contact cover #l127x2 Attach light leaka ge protective plastic sheet on the DB

I

P

1~
DB contact cover *,. .,. .,>,.,. . . . ..s . ...+..: >. . . . . . ~ arrangement

I

E
i

/'" Cable
#864

n
Tape for arranging cables ~#1127 x2 R2 lever

I I Arrange

Solder cables ' cables

#869

Check the latching condition of the R2 lever

Pr l-h
`r' -- &

~#864

The latching amount of the #864 and #869 when the R2 lever is in locked state; A + B (approx. 0.7) Adjust by bending part C indicated by the arrow in the figure at left.

#869 --

`--A8

. .'

Shutter unit
1

J

#66

Shutter unit #66 #68 #1135

8#1135 Film rewind motor unit

`t \\

-?'-$

tips of the shaft)

Mount a film rewind coupling shaft in the film rewind motor unit.

-- A 9 --

FAA23051 - R.3248.A

Film r e w i n d `~.,~ motor unit `&&&+. .' k"

Au
.. `"

#40

Mount a film rewind motor unit #39 #40 #lo19 x 2

`"o

& Lock tight ~#1019 x 2 (Purple)

Approx. 0.4 &

Check the position of the filter selection lever The tip of the filter selection lever (as shown in the figure) should be located within the range of approx. 0.4 from the lower end of the shutter. Adjust by bending the part B as shown in the figure .

Arrange film rewind motor cables. #964 X 3

*

#964 X 3

-- A l O --

.

FAA23051 - R.3248.A Film rewind unit

Film rewind mold base plate

Camera back ~ p C R , switch I #1113 x 3%'

~~

I

Check following items:

I-J

1.

Gaps (up and down) of the film rewind shaft; ­ 0.1 ­ 0.3 ON­OFF operation of the camera back switch. ON-OFF operation of the R2 SW.

2.

3.

Camera back switch pin

Film rewind shaft

-m

Insert the film rewind shaft from the other end. Lock the R2 lever (move the lever up) . Check to see if there is irregular rotation and strange sound when rotating the film rewind shaft.

Upper film advance parts "~
~­­--­. --_ ------. ----__-- ------ -- _______________

[ dAA52nKi­D29ACI 1 [ H,J+Ldwdl - Ii.dc'-tu.
1
I

t+

J-I

I I

I I I

82563 ~
1 1
I I I I I I I I 614 ! u [ j 663

@l ---W

585 - s t? 1010

I I I 1106

.!

6

86!

`.7

,

;%"

I

\ K # i

I AI

m

Inn-r

I I I I I I
I

%­-­---­­­­­­­­­­----­­­­­­­­­­­--J portions :nr@ad m+ -1 haw~la~ r---- ------except 6 9 @ B47 I Igo2 specified portions a v
r -- -- -- - -- -- --

. .

\
-

35
i / I I I i
L _ _ _ _

\

-N .fi -". 1

d

u-w

U C

U.L.L

CU.

I
1

61
--- ---- _____ I

Spread ~ the~f~KA ~ BBO08

n.

Pi
--

II

L -- --

-- --

--

_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

J

Film advance base plate

o
2

IFAA23051

-

R.3248.A

) -

c
4

0
1

--Al 3--

IFAA23051 - R.3248.A Film advance base plate unit, disassetiling, assembling ~ Disassembling Pulse PI t? #llo7 Pulse blade \l #1087 Pulse driving gear #1106 (@ ~ \% ~ `" *, #1106 hY I 1? E clip #1087 1) Upper film advance unit (frame counter unit) Pulse PI #1107 Pulse blade

`\'

6

@a not remove pu-lse driving gear) Multiple exposure relay lever shaft

Multiple exposure lever wire

"106 ~,;,:wd'+_:pp'eexpO s"rere'ay
relay lever shaft exposure . ~ relay lever Frame counter sw Multiple exposure lever wire I t I #l106x3

2) Film take-up spool motor (FM) #1019x2 #476
--

)= #476
>

~Film take-up spool motor (FM) ; lever wire ~v ~#1019x2 --A14 --
.,

%

+

FAA23051 - R.3248.A

3) Inside film advance unit Ge,ar S7 Ge~r S2
~ #llo2 \,

Gear S9 Gear S2 Gear #l106x3 w h $*' "4 k
S7

Gear Cll

il l@
\

Gear Cll #lIo2 Film take­up spool clutch spring I

I I

~~ : %* ~ /

-p

I

Film take-up spool clutch lever #1087 I Gear S9 Gear S1O

I

\,

Gear

- n

~ Film take-up ~ spool clutch lever i #1087 ~
/.....@:

Film take­up spool spring

Inside film advance unit

--

A15--

I?AA23051 - R.3248.A #1019x2 Screw lock (#350) S Lever on the shutter release through shaft Gear S11 / 4) Shutter charge motor (MM) #1019x2

--

Assembling

(See page A12 for applying oil and attaching) 1) Shutter charge motor (MM) #1019x2 M u l t i p l e &xposure lever spring (#539) Charge motor(MM) Check the condition of the Film Sprocket shaft Film advance completion. Fig. below: Film sprocket advance completion state. Set the Film Sprocket shaft to the film advance completion state
-

Mount the motor by moving aside in the direction indicated by arrow.

(1) Portions b and c (as shown in the figure) of the film advance stopper will be disengaged from the film advance stopper latch lever when the shutter charge cam is rotated in the direction indicated by arrow a. (2) Portions b and c will be engaged when the film advance stopper click moves toward the portion e by rotating the Film Sprocket shaft in the direction indicated by arrow d (as shown in the figure) . Check to see if the overcharged amount of theFilm advance stopper latc~ lever and the stopper is more than 0.2 by rotating the film sprocket shaft in the direction indicated by arrow d. (See left figure)

Film sprocket shaft Overcharge amount is more than 0.2.

/

Film"advance stopper

l-H`ilm advance topper click

14

Film advance stopper ~latch lever

Film advance stopper

e?

Film'sprocket advance completion lever

-- A 1 6 --

lFAA23051 - R.3248.J 1 2) Inside film advance unit

Gear S11 \

Multiple exposure lever spring (#539

Mount this by rotating the inside film advance unit in the direction indicated .by arrow b while pulling the spring (#539) in the direction indicated by arrow a. Note : Care should be taken not to pinch the spring (#539) between the lower film advance unit and the inside film advance unit.

I
" p ,,
.ng latching location (#539)

&#l106 x 3 Screw lock (#350)

3) Film take-up spool motor (FM) #476 #1019x2

\

{ / /

`1

Multiple exposure lever wire

~#1019x2 Screw lock (#350)

-- A17--

4 ) Mounting gears #llo2 9\ Dipping in oil barrier Gear S2 .#l106x3 Gear S7

Gear S1O

I I Film take­up spool
Gear S9 clutch lever #1087 Film take­up spool clutch spring

Gear S9

I

*

Slo

Gear Cll #11 02 Gear C9 Gear S2 Gear S7

I

I

~pply oil (G92KA) to each gear. Dip the gear S2 in oil barrier

Film take-up spool clutch spring

View A

Check the film take-up spool clutch lever latching amount

Film take-up spool cl.utch lever Gear S9 ,>~ ,

n
Length b should be more than half of length a. View A

--A18--

lFAA23051

- R.3248.A

#lolo Screw lock (#350)~

5) Upper film advance unit Frame counter reset spring I Frame counter gear Fix with a stopper after rotation the gear two turns in the direction indicated by arrow a (clockwise) #583

Frame counter scale plate mask &ll!l$ i
#583 ` * Lock tight
Frame

counter scale plate

I

G103~ counter gear

Stopper
l. . ' "

Shutter charge completion sw al \
/

+

Frame counter &reset spring

Frame counter scale Use G103 to stick the projected portion of the frame counter gear and the caved portion of the frame counter scale. Frame counter scale plate mask #lolo ,

:$. I -'

Cut-outW's"
n
,/

W*,W ""P ""' / Film advance completion switch

-,*.

%
b

Cut-out of #576 should be faced with #577.

Adhere each screw with screw lock (#350) . Apply oil (G92KA' on each gear and lever. Inspection (ON­OFF) " Shutter charge completion switch q Film advance completion switch " Frame counter switch Frame counter scale goes off between frame counter O and 1 when the frame counter gear is rotated clockwise. q Check the location of the frame counter scale mask Frame counter scale is within the range of more than 2/3 of the width of the counter index (counter scale plate mask) . See the figure at left. Adjustment : Adjust by moving the frame counter scale plate mask after unfastening #lolo. --A19--

m :..: . 1 l=+ Frame counter scale

nI

Index

.

lFAJk2305i 6)-Mounting upper film advance unit *Small parts (see page A14)

R.sN+&Al

Screw lock
(#350)

~wer film advance unit assembly

Upper film advance unit ~#l106x3

Fil"m rewind coupling slide lever

Lower film advance unit assembly Set the film sprocket shaft and the shutter charge cam to, the film advance completion state.
I Upper film advance unit Set the cut-out of #576 to the proper place as shown in the figure at left. Mount the unit so that the contacts of the film advance

I

#576

%

#577

completion switch comes to the location indicated by a in the lower film advance unit assembly, and the film rewind coupling slide lever comes to the location indicated by b in the lower film advance unit assembly. (See above figure) #l106x3 -- A 2 0 --

I

FAA23051 - R.3248.A On­off inspection of film advance completion switch Film sprocket shaft is in the film advance completion state. k

ilm advance St.oppe r (B531) B51

Film sprocket advance completion lever (B533) Film sprocket sha'ft

Fi'lm advance stopper Film advance stopper(l #603 (B531) I c, // Film sprocket advance completion lever (B533) Film advance completion switch is off in the film sprocket shaft advance completion state.

I

Ipper film .dvance plate `ilm advance !ompletion witch #602

Thermal contraction tube (#564) lpper film Ldvance plate 1

B531

B533

-More II #602

than

0.2

#603

#602

$4iii==0"2
~B531 * ~ B533 #603 --A21--

{L) The gap between the lower part of the thermal contraction tube (#564) and the upper side of #B531 and #B533 is more than 0.2 when rotating the film sprocket shaft while depressing #B519 in the direction indicated by arrow a. (3 Depress #519 in the direction indicated by arrow a while film sprocket shaft is in film advance completion state. (Set to the film advance stopper release state.) Make sure that film advance completion switch goes on by #B531 and the gap between the thermal contraction tube (#564) and #602 is more than 0,2. (4) Rotate the film sprocket shaft in the above state. Make sure that the film advance completion switch goes on by B533 instead of #531. And the gap between the thermal contraction tube (#564) and #602 is more than 0.2.

FAA23051 - R.3248.A Mounting film advance base plate unit

Figure below: Film advance completion state ., Lever on shutter relase through haft Shutter charge cam ~utter charge ?ve r \ Shutter charge completion switch (grey)

E (blue) I

K (green)

P

+ 3.3V (Pink)

` n

(white) Film advance completion switch 1) Mounting film take-up spool Install a film take­up spool after mounting a f i lm take­up spool spring as shown in the figure. ar S11 ~Film take-up spool motor (FM) . 0,

AWIW& ,. .,- r

;hutter charge: g Iotor (MM)

"

spool a /" `. . . - . J

Film take-up spool spring //"

1+ R ,'-"

/"

/

//" "P Film take-up spool
--

17

Film advance base plate positioning pin

FAA23051 - R.3248. Z)Latched portion of film advance base plate and shutter. ": Indicating latched portion G71OO \

N

:amera back opening/ :losing coupling pin

Shutter T lever

Resetting method Reset the shutter Mg set lever by depressing the lever on the shutter release through shaft (see page A22) while settinq it to Shutter the film adv~nce release completion state by lever rotating the shutter charge cam counterclockwise . 3) How to install film advance base plate unit. (1) Reset the shutter Mg set lever by depressing the lever on the shutter release through shaft after setting to the film advance completion state by rotating the shutter charge cam counterclockwise . I Set to the film sprocket shaft advance completion state by rotating the film sprocket shaft counterclockwise .

#1049x2

-r
(2)

Mount the film advance ba: e Plate by pulling the EL roller forward. :ft side film sprocket Note: :rew (#1074) " Film advance base plate should be surely fixed in the film advance base plate positioning pin. q Film advance base plate and shutter are surely Pull the EL roller forward and latched. mount a film take-up spool " Film take-up spool on the film advance base plate unit. motor (FM) cables should not be pinched. (3) --A23 --

- R.3248.A (4) (See page A21) Mount film advance base plate mounting screws (#1049x2r #774) after resetting the film advance stopper by depressing B519 in the direction indicated by arrow a. Temporarily fasten the film sprocket screw (#1074xl) (the left side sprocket screw) Inspection a. Shutter charge Rotate the shutter charge cam counterclockwise. Shutter release Depress the lever on the shutter release through shaft

I

b.

l-~ LULIIS to T (time) &..-...LL Reset the T by moving the T lever in film rewind direction. (5) Cable arrangement (a: Junction cables)

I

Adhesive t:ape for arranging cables @ G103

,

I Power supply base plate ­­ main FPC bottom unit n (orange)(black) L = 140r

--

Power supply base plate Shutter charge motor (MM) T? lo~--(yellow) ,black) ­­ power Tr. FPC F~lm detection switch (brown (orange)(black)L = llOmm PTr-E (grey) PTr-C (white) !/ PTr-B (purple) PTr (3V) -- A 2 4 -- Film rewind motor (RM) (pink) (blue) Film film­take-up SDOO1 motor (FM) {red) (black)

FAA23051 - R.3248.,

Shutter release Mg, Lever under shutter release through shaft Shutter release throuqh shaft K@llol d 616 Shutter release Mg

B453

&
00 i." o

"a

1052

"

@

1052 hQ _ lever under shutter
615 ~ 1090 ""

release through shaft

/ #G2KA
~ i<2

;ever under %! shutter rele through shaf and its bear (release Mg) `1

Inspection a. Thrut play of shutter release through shaft: 0.1 -- 0.3 b. charge amount of the lever under the shutter release through shaft: More than 0.2 Check the charge amount by rotating the shutter charge cam counterclockwise.

Shutter

~ --.

"" Adhesive tape for arranging cables Spring latching

#616

lL&ver under shutter I release throuqh shaft

--

A25--

l?AA23051 - R.3248.A

DC-DC converter base plate GND ( Vccl +5 . 5V +12V CONTR

Q
#685
X

2

Q
#lo19
*Be

sure not to pinch cables.

!Power Tr FPC unitl

-- A 2 6 --

i

FAA23051 - R.3248.A

Shutter speed dial base plate
1) T (time) lever

RI set lever Latched position

Insulating tape

: ,,

.1

r

\ \
q

by a in the figure.

.catec

106

RI set lever See the portion indicatec by b in the figure. R1 set lever on the film advance base plate (uppe; film advance unit-) and R sw lever on the shutter speed dial base plate should bf latched.

\ .

2) Mounting shutter speed dial base plate #lo50 #lo54 #1106

1-

Adhesive tape

3) Soldering cables I (frame counter switch) B A A ~. Shutter charge # ~completion switch (grey)
b

Solder

~Pulse PI (pink)

\

(white)

`se'PI (blue)
\\

b -- A27--

`k `\

FAA23051 - R.3248.A

amounting Main FPCI Refer to pages D1O to Dll when mounting main FPC . a. b. Insulating tape Adhesive tape for arranging cables. Adhere cables on the rear side of the main FPC.

a

#&.

I
F 4
I. -- .

T

Shutter release tool ,SC base plate

-D
5.W c1 + ­
contact #672 #B670 #1023x2 Vcc 1 (grey) L = 105mm ( n : junction ca,ble)

?--Press

I

Checking camera back (Refer to above figures) 1) Set the SC base plate as shown in the above figure. 2) Press contact the film advance side press contact. 3) Supply 5.5V power to the power supply base plate. 4) Mount a shutter release tool (self­made tool) -- A28--
./

/

,/'

lFAA23051 - R.3248.1

Note :

Set the shutter speed dial to 1/4000 sec. o r slower until AE adjustment is completed.

A. Check the back body (as shown on page A28) . " Set the exposure selector mode to M Turn off the camera back switch (push the camera back switch pin) (1) (2) (3) (4) Shutter release Shutter speed Mechanical shutter charge sequence S-C mode (L, S, CH, CL, Cs, Self­timer)

q

r

B. Personal computer and back body inspection (Hook up personal computer and communication tool [J15279]) (1) Inspection of operation Film take-up spool motor Film rewind motor Shutter release Mechanical shutter charge sequence (2) Inspection of switches (3) Inspection of dials (4) Inspection of LCD display

-f'-

\

`\
--A28-l--

`", /

Front body parts

I 1138 T IO18X2 m

lFAA23051 - R.3248.J

Lens release ,019.FC:F.

lo19@a@

T G @@ 19 0 , @ 354 353 `
%

J

s

196 / ?' \s @@ 199B 172

5 /-'

EE recognition switch

/

1072

B161
% 1034 s

o

199A

I

B43

\

k \

Double lock knob
\

I 057 % T

'

I / I I /

B46 ~--------___ 1 I,

0--'

v) 9$ to AF lock button

\

Oil barrier G103 Screw lock (#350) Lock tight ;: G71OO :: G92KA :: LEN317A

"+
I
I--_ ----

----__ -1

-- A 2 9 --

/'
FAA23051
-

R.3248.i

B688

@ @' a
0

0

695

/ //AF

lens

contact

FPC

r+

. 98mm ,

B

-

22

--A30

--

FAA23051 - R.3248. A

EE recognition switch (orange) I

owe ase

Tr latg

`n

Insulating tape

Aperture coupling ring AF PTr-E (orange) AF PTr-C (white) + P AF PTr-B (purple) b

1)

Checking double lock switch The switch turns on when the double lock knob is set to the double lock side.

.

Double lock . . . .

(~ \*.~ --

2)

Checking EE recognition switch The switch turns off at the height of 0.3 to 0.85mm from the bayonet ring surface.

EE recognition pin I //////////1
i

0.3 to 0.85mm

Bayonet ring

--

A31

--

lFAA23051

- R.3248.A

AF base plate unit, fo base plate unit AF motor

B313
fo base plate . fo lever

Spread L21 13 on each sh aft .

s: Screw lock (#350) K: G92KA

5075

I b':

AF coupling ever hole

\ ~ AF.PI

-- .. . . . . . . .

Mount the fo lever on the Al base plate unit, ` b : AF coupling .:?! ring lever .< 1 ! *C : Note: Do not bend Mount the AF base plate unit on the front body by adjusting levers and pin indicated by arrows in the figures: fo lever b­b': AF coupling lever ~­cl: AF base plate positioning pin #1048x2

_

Checking fo base plate brush positioning Adjustment of btush position on fo base plate 1~ { I I

Hook the AF lever spring (#410) on the hook.

I I

1.24~0.2

There should be a space between brush contact portion and end of fo pattern when lens is not attached. -- A32 --

.A -- I i I I / / : I I I
I I i i L­­_­­­_­_­ _______ KE347B Z7A--+j/ /

990 ,

6
1032 \

B 207 I -- ------
.1.

--

I ILti

i I

@' e `"'"

__________--------------_________ ,
i S:

T~ [015

]

-1

r

I base plate unit \ i 44 :4 N

: T `I I

I Screw lock (#350) G: G7100° : L O c k t g h t ' Filter driving base plate unit

3

11085 I I J 1085G~ /' 9 I 149 I
i
1

. \ \

I 1 L

1012

tr-

----------_----------

._----_--____

_

I050X2 I I Sprea'd L2113 on each gear shaft _______.___l

-- A33 --

lFAA23051

- R.3248.A

Mirror box unit L base plate unit TC switch (white) fmm base plate I .- ~

fmm sl ~itch (brown)

L_"l._J

Mirror {~own spring

Sub-mir ror `stopper spring fmm signal lever i G8181 ,Sub-mirror stopper lever

Ma in mirror brake coupling lever I base plate

Shutter charae lever

Mirror up stopper .- G71OO Aperture lever

up sprin re lever spring re lever

re Mg lever

"Aperture photointerruptor (with positioning pin, attach with adhesive like Alon Al fa ) -- A 3 4 --

lWAA92n
-

D

`1'_)/,

Q

I

--

Aperture

Mg

(See page D23)

Aperture Mg click -- Adjust the gap between the click and the ratchet gear.

n
Shutter charge lever I

0.2 to 0.3

;L ,/

u

f~y

-1
Aperture driving lever

Aperture Mg

-- Ratchet resetl

I

I

Push the shutter charge lever in the direction indicated by an arrow b to be shutter charged state. Mount on the I base plate by hooking #149 in the hole of #81.

gear (#81) crew lock (#350)
\

I

#149

#lo12

,atchet reset gear (#81)

I

(Arrow a indicates the hooking position on which one end of the spring (#149) is hooked) I Mount #105 by rotating #81 around 270° clockwise .

I

#lo5 erture PI

Spread KE347w

#lo12

--A35

--

FAA23051 - R.3248.

IMountin g mirror unit, I base plate, L base platel See page D23

Mounting mirror box, front body See page D22

Adjust thrust play of mirror unit Rated value: O .1 ~o 0.3 Adjustment washer 1K050-334 1K050-335 1K050-336 1K050-337 1K050-338 Cable arrangement 0.1 0.05 0.15 0.2 0.3
,

I

:ab le, FPC, adhesive tape `J foz . cable arrangement ~

FPC positioning pin

AF lens contact FPC \ y TC switch (white) fmm switch (brown) ~ EE switch (orange) !4

-- A 3 6 --

AA23051 -* R.3248. A

Filter driving base plate, filter unit, TTL SPD unitl See pages D20 to D21 -- Filter Check: unit Filter mirror holder moves by its own weight when the front body is declined after assembly.

-- Filter driving base plate unit Check: Check to see if the filters are switchable after assembly.
,nl

See page D19. AF mode selector lever unit See page D19. lLens release button switchl See page D18. Check AF switch 1, AF switch 2, lens release button switch Check continuity of each switch by"connecting GND (body) and AF switch 1 (blue), and GND and AF switch 2 (white) using a tester. (1) AF switch inspection

I AF switch 1 (blue) AF switch (white)
; mode ; mode d mode I off on off on off off

Release SW ~--c GND(body) ,­­__ " 1
I

(2)

c1 j AF SW2 (white) I ~ ~AF SWI (blue) ~_ _>_M_ J Al? SW Lens release button switch inspection AF switch 1 and AF switch 2 turn off when the lens release pin is within the range of 0.45 to 0.85 from the bayonet ring.

Bayonet -- A37 --

)

FAA23051 - R.3248.,

Mirror operation base plate unit See page D17. Check preview bottom and mirror up operations f­fo base plate, f­fo pulley -- -- f­fo f­fo base plate See page D18. Mount by rotating the pulley once clockwise while aligning the f­fo pulley spring (#402) with the f­fo pulley shaft groove .

pulley

f­fo pulley stopper

#1087

Note : Do not damage the plastic mold shaft of the f­fo pulley.

Reel aperture coupling ring thread in the #403 groove. (See figure a) 087 Note : (1) Thread knot should not be pushed out from the surface of the f­fo base plate. (2) Aperture coupling ring thread should be hooked in the roller on the AF mode selector base plate. (3) Aperture coupling ring thread should not be bent.

*

Aperture co ring thread . a -- A38--

I

1) Adjustment of f­fo pulley stop position Aperture coupling ring is attached to the stopper. /

The f­fo pulley & is being attached to the stopper. \f v Use adhesive [ >, o $ \ (Alon Alfa) to-W . attach. Q c#403

+

Adjust by rotating #403 so that the aperture coupling ring and the f­fo pulley come into contact with the stopper simultaneously. 2) Adjustment of the f­fo base plate position. Mount the f­fo tool lens (J18202) on the body. Set the digital voltmeter (at the resistance measuring range) as shown in Fig. a. Adjust by rotating the f-fo base plate so that each resistance value can be measured when the f­fo tool lens (J18202) is moved aside as shown in Fig. b. Resistance value is 624 to 936f2 when the tool lens is moved in the direction indicated by arrow c. Resistance value is OQ when moved in the direction indicated by arrow d. (4) Fasten screws (#1010x2) and spread screw lock (#350) on them.

~­fo base plate \

(1)

Screw lock (2) 10X2 (3)

]urple)

ig

. a(yellow) J

`iq. -- A 3 9 --

- R.3248.A -- Soldering cables Solder AGND (blue) and Vref (purple) on the f­fo base plate.

f­fo base plate

F'+ 70

AGND (blue) base p late Vref (purple)

-- When f­fo pulley shaft is damaged. (1) (2 (3 (4 Remove the f­fo pulley and the f­fo base plate. Remove the damaged f­fo pulley shaft. Note:Check to see if there are any broken pieces left in the L base plate. Mount the f­fo pulley shaft (1K371-359) . Spread adhesive (Alon Alfa) at the portion where the f­fo pulley shaft is mounted.

` A 4 0
\

--

lFAA23051 - R.3248.A

Lock encoder FPC unit See page D17.

Cable arrangement on the lower part of the L base plate

Hook AF motor cables on the holder.

--'4

,

[se adhesive :103) to atta ref (purple) , -fo (yellow) SND (blue).

Vref (purple) AGND (blue)

~F switch 1 (blue) _/' w switch 2 (white)

AF motor (red),

(black)

IAF base plate unit See pages D15 to D16.

--

A41--

IFAA230 51 - R.3248. I

lPositioning adjustment of fmm switchl Screw lock (#350) fmm base plate #1037x2 \ rC switch \/l ( white) Emm lbrown) o (1) Connect a tester between the TC switch (white) and the body (GND) . (2) Mount the 50mm (f/1.4) AI lens on the body. Do not move any further once the protection ring of the 50mm f/1.4 AI lens (indicated by arrow a) pushes the fmm signal lever. (3) Fasten the fmm base plate at the point when th= TC switch is changed from ON to OFF by moving the fmm base plate. Then the fmm signal lever brush should be positioned at the center of the TC switch and the fmm switch patterns. (4 The fmm switch should be off when the 50mm f/1.4 AI lens is removed. Correct lens: 50mm f/1.4 AI (Do not use 50mm f/1.4 AI-S and AF 50mm f/1.4.)

Protection ring

I

w
o

I H - fmm signal lever

Noi_e :

a \

-- A 4 2 --

IFAA23051 - R.3248.,

Height adjustment of aperture lever

n
Eccentric screw for adjusting aperture lever

Rated value :

Screw lock (#350)

o

Aperture lever

-'l
Height adjustment of AF coupling ring shaft Adjust the height by turning the screw (#1078) so that the AF coupling shaft is higher by 1.6 & 0.1 than the bayonet surface when the lens release button is free in AF-C or AF­S mode .

Lens release pin Bayonet surface i Lens relea se button u o 3 w #1~78 Screw lock Q AF coupling ring shaft

.

-- A 4 3 --

1 L....-<" <,

. ..4-T". &

Angle adjustment (45°) of main mirror (Gl), sub­mirror (G2) -- Angle adjustment (45°) of main mirror (Gl) Tool: . J18037 (Optical flat) q J18038 q Vertical collimator q Hex key Rated value: Horizontal discrepancy; ()+18 g Vertical discrepancy;

Screw lock (#350) 1037x2

B204

Adjustment of hor i.zontal discrepancy Adjust by moving B204 vertically.

o +0 )

,

­lo `

Adjustment of vertical discrepancy #239 Adjust by rotating #239.

-- Angle ad-justment (45°) of sub-mirror (G2) To01:oJ18196 (determines the angle (45°) of the subrnirror) q Vertical collimator Rated value: Vertical discrepancy; 5*5'

#253 +

o
n ~ f­fo pulley o T

Sub-mirror stopper lever

@ % Adjustment of vertical discrepancy Adjust by rotating #253.

--

A44--

- R.3248.A

lMounting on front body and back bodyl -- Preparation for mounting on front body side

Shutter cha~ "ge lever

Start 1ever

~ilter d.riv oupling le'

1)

2)

Move the mirror down q Move the mirror down by pressing the shutter charge lever to the bayonet ring. " Spread G71OO on the tip of the shutter charge lever, and start lever. Move aside the filter driving coupling lever to film rewind side or in the direction indicated by arrow a.

?,

Note : Eliminate foreign matter in the filter and AF sensor units by using a blower.

` A 4 5

--

- R.3248.,

-- Preparation for mounting on back of body 1) The body should be set in the film advance completion state.

/

Shutter charge lever

Shutter release lever Shutter release levez should be set to the far back position. `Mirror down lever

Note: Check that the T (time) lever is correctly latched. (See page A27)

2) 3)

Set the shutter speed dial to the T (time) position, Move the filter driving coupling lever to the film rewind side.

0

Film rewind side

/ Filter driving lever Clutch pin

* Set the clutch pin at this position and fix the filter driving coupling lever.

-- A 4 6 --

FAA23051 - R.3248.A

--

Mounting

of body

Back of body

Assembling: See pages D3 to D5.

--A47

--

FAA23051 - R.3248.}

Adjustment of film sprocket cogwheel positioning 1) 2) 3) 4) Set the body to the film advance completion state. Unfasten the film sprocket screw (#1074xl) . Set the film sprocket cogwheel positioning tool (J18064-1) on the aperture surface. Fasten the film sprocket screw (#1074) temporarily after aligning the right end of the film sprocket cogwheel to the position 31.8. Ad-just it further so that the right end of the film sprocket cogwheel will be within the range of 31.8 + 0.2 when moving the film sprocket in the direction indicated by arrow a. I>Lock tight (purple) \ #lo74

Reference length:

# a

t-

1111 I 4J- 0 . 4 '
32.4 I
I

5) 6)

Mount the film sprocket screw (#1074) with lock tight (purple) in the left film sprocket screw hole (indicated by arrow b). Check to see the film sprocket cogwheel position by repeating film advance operation several times.

-- A 4 8 --

IFAA23051

- R.3248.A

Adjustment of body back Same as for F3 and other models. Adjustment of infini,ty Same as for F3 and other models.

E, AF Accuracy, inspection, and adjustment AE accuracy inspection and adjustment items (followina . instructions by personal computer) 1.
AE

accuracy inspection, adjustment
I

Sub­menu
1.

f Inspection, adjustment items
I

F4 + AMP.FD

2. F4 3. AMP.FD 4. F4 + FD 5. Action

~Spot exposure metering ad-justment-> ~AMP exposure metering >(1) I ~Spot exposure metering adjustment-->(l)
I

Action FD

lAMP exposure metering adjustment ~ (adjust by mounting on the tool body) I I lSpot exposure metering --> lCenter-weighted exposure metering-->(1) I I :Center-weighted exposure metering ~ (adjust by mounting on the tool body) TTL adjustment (Adjust by mounting AMP.FD or Action FD )

(1) --> Adjust M 1/8000 (M 1/4000) -->

-'l

2) When main FPC on the F4 body or EEPROM is replaced: 1) Make following adjustment (write AF compensation value into EEPROM) after the inspection of item 1. --> X BER P adjustment --> AZ adjustment --> Hard AGC adjustment

-- A 4 9

--

lFAA23051 - R.3248.4

-- AF accuracy inspection, adjustment items (following instructions by personal computer) Note : 1) When making adjustment of AF accuracy, remove bottom cover, tripod socket (see page D2), bottom FPC screw (#685, #1026, #1038) (see page D6), and set up the bottom FPC unit. 2) When making adjustment, close the viewfinder eyepiece shutter or cover the body with black cloth. 3) When viewfinder is not attached, adjust the AZ by aligning the AF inspection chart and target zone on the focusing screen. 4) It is not required to attach AF sensor adjustment screws (x 3) with screw lock.

1) AF accuracy inspection (adjustment when disassembling AF sensor unit) X BER P inspection and adjustment

2) AF Sensor (when displacing)

3) Main FPC of F'4 body (when displacing main FPC or EEPROM) After AE adjustment, write following compensation value into EEPROM

X BER P adjutment

I
YAW inspection and adjustment I PITCH inspection and adjustment I AZ inspection and adjustment YAW djustment PITCH adjustment I AZ adjustment

I
I

X BER P adjustment

I
AZ adjustment

I
Hard AGC adjustment

Hard AGC adjustment

--

A50--