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DTR-8.8
Ref. No. 4018
Aug, 2007
SERVICE MANUAL
AV RECEIVER
MODEL DTR-8.8
On Standby
TV
Input
DVD VCR/ DVR CBL/ SAT
1 2 3 +
Game / TV AUX 1 AUX 2 TV CH
4 5 6 -
Tape Tuner CD
7 8 9
Phono Net/USB D.TUN TV VOL
+10 0 Clear
--/ --- 10 11 12
Input Selector
Macro
1 2 3 Zone 3
Remote Mode
DVD VCR CD Zone 2
CDR/MD/Dock
TV Cable Net/USB Receiver
SAT Tape/AMP
Dimmer Sleep
Me n u Me n
p u
To
+
CH
Disc Enter VOL
Album
-
Gu
id e E it
x
Prev Set n
CH up ur
Ret
D spl ay
i M u t in g
Rec Playlist Random
Listening Mode
Stereo Surround
Repeat Audio Subtitle Play Mode
Direct THX All ST
Test Tone CH Sel Level - Level +
Open/Close Video Off
Audio Sel L Night Re-EQ
VCR DVD HDD
RC-688M
RC-688M
Black model
B UDD, B MDD 120V AC, 60Hz
B UMA, B MMA 220V~240V AC, 50Hz
SAFETY-RELATED COMPONENT
WARNING!!
COMPONENTS IDENTIFIED BY MARK ON THE
SCHEMATIC DIAGRAM AND IN THE PARTS LIST ARE
CRITICAL FOR RISK OF FIRE AND ELECTRIC SHOCK.
REPLACE THESE COMPONENTS WITH ONKYO
PARTS WHOSE PART NUMBERS APPEAR AS SHOWN
IN THIS MANUAL.
MAKE LEAKAGE-CURRENT OR RESISTANCE
MEASUREMENTS TO DETERMINE THAT EXPOSED
PARTS ARE ACCEPTABLY INSULATED FROM THE
SUPPLY CIRCUIT BEFORE RETURNING THE
APPLIANCE TO THE CUSTOMER.
DTR-8.8
U27 A114
EXPLODED VIEWS-1 A079 x 6 pcs.
A112
A022 A094 x 3 pcs.
A118 A112 x 2 pcs.
A116 x 55 pcs. U42 U25 A410
A113 A022 U28
x 3 pcs. A110
A114
x 2 pcs. A096
DD Type
A104
P6800 A400
P102
U30 x 2 pcs. A414
P205
F2501 Refer to in A022
A113 F2502 U12 EXPLODED VIEWS-2
A022 x 2 pcs. P2801
U08
U14 A124 A270 A008
U44 A137 P7501 x 2 pcs.
A137
A008 A261 A008 U38
A022 A420
x 2 pcs. A008 x 2 pcs.
A126 x 13 pcs. U37 U40
U017 U31
MA Type A133 A008
U07 A142 x 3 pcs.
A132 A132 x 2 pcs.
A128 A090
A133 P101 A008 A251
A100 A008 x 4 pcs.
x 2 pcs. A076 A262
x 4 pcs. U34 x 2 pcs.
U15 Q4907 U33
P202 Q4908 A032 A259
U43 x 2 pcs.
U26
U10 A072 A092 P204 U39
U32 A008
U09 A024 x 2 pcs.
A067
A008 F9101 U06 A266
F9102 A098
F9202 A008 A253 A255
U11 A008 U35 A301
P6800 F9201 x 3 pcs.
x 16 pcs. F9203
P202 A008 A203 A281
A066 x 2 pcs.
F9000 A022 A263 A201
A264
F9100 A106 A105
A008
x 3 pcs. A283
A120 A070 x 4 pcs.
x 4 pcs. A112 A304
DTR-8.8
A112 x 7 pcs. A086
U13 A069 x 2 pcs. A112
x 6 pcs.
A112 x 4 pcs. A075 A078 A008
x 4 pcs. x 3 pcs. x 3 pcs. x 5 pcs.
DTR-8.8
EXPLODED VIEWS-2 A009 A008 A056
A056 x 2 pcs. x 2 pcs.
x 16 pcs. x 8 pcs.
Q6092 A060 A055
Q6064 A058 x 2 pcs. T904
U04 Q6094 Q6062
Q6096 T902
Q6066 Q6080A
A009 Q6091 U17 x 2 pcs. A056
x 12 pcs. A113 Q6061 x 4 pcs.
x 4 pcs. A039
U05 A005 Q6052 A056 x 2 pcs.
x 4 pcs. Q6082 x 4 pcs.
Q6090 Q6054 A038
Q6065 A001 A021
Q6084
Q6095 Q6060 Q6086 T903
A056 A048
Q6063 Q6056 x 2 pcs.
Q6093 U16 Q6081 A022
A113 A062 A008
x 4 pcs. Q6051 x 6 pcs.
Q6050 Q6050A A021 A046
A005 Q6080
x 4 pcs. x 2 pcs. x 4 pcs. P062
Q6055
Q6085
Q6083 Q6053 A001
A040
A120 F6601 A022
A042 A044
F6602 x 4 pcs. A049
F6603
A004 F9301
A014 F6604
A011 A008 U36 A076
x 2 pcs. x 4 pcs.
A008
A008 x 2 pcs. A064
x 2 pcs.
A008 P061 A018
U02 A022 A008
x 7 pcs. U19
U20 A134 x 2 pcs.
A112 A120
U18 U24 x 3 pcs.
U23 U22 A022 A022
U21 A120 A033
A022
A008
A008 A008 x 2 pcs.
x 4 pcs. x 8 pcs.
U01
A008
x 3 pcs. A022 A022
A134
A008
x 2 pcs.
U03 A008 A120 A015
DTR-8.8
x 2 pcs. A057
A096 A025
A008 x 2 pcs.
x 2 pcs.
DTR-8.8
A B C D E F G H
BLOCK DIAGRAMS-1 AUX 2 Q4029
FM VIDEO IN TC94A46CFG
AUDIO SECTION ANTENNA
R L
SETUP MIC 7 CH
POWER
TUNER UNIT AMPLIFIERS
AM LOOP
HEADPHONES SPEAKER TERMINALS
ANTENNA HD RADIO: Analog Switch Volume
DD Type only
Q4304 Q4405
ch2 NJU7312A CS3318 +29dB
1 NJU7312A MAIN A FRONT LEFT
MAIN L
DD Type Only
XM ch3 MAIN B DAC FL
MIX L FL
+29dB
Sirrus
FRONT RIGHT
MAIN R
L DAC FR
CD ch4 MIX R FR
- FRONT RIGHT(BTL) +
- FRONT LEFT(BTL) +
R
MCH C +29dB
-6dB
-6dB
L
DAC C
C CENTER
PHONO RIAA ch5
R L R MCH SW
DAC SW
SW +29dB
L SURR LEFT
TAPE ch6 +20dB
R Z2
MCH SL
DAC SL SL
0dB
0dB
L +29dB
TAPE OUT ch7
MCH SR
SURR RIGHT
R SR
2 L
+29dB
AUX 1 ch8 SBL
R SURR BACK
Z3 or Bi-AMP LEFT
L
GAME/TV ch9 +29dB
R
NJU7313A
SURR BACK
Q4305
Video REC or Bi-AMP RIGHT
ch10
SBR
ZONE2 LEFT
L
CBL/SAT ch11
R
Q4306
MCH_SBR
MCH_SBL
DAC_SBR
ZONE2 RIGHT
DAC SW2
DAC_SBL
MCH_SW
MCH_SR
DAC CT2
DAC_SW
MCH_CT
MCH_SL
L
DAC_SR
DAC_FR
DAC_CT
DAC_SL
DAC_FL
NJU7311A
VCR/DVR OUT ch12 Analog Switch
R NJU7313A
Analog Switch
.
L
V_OUT_R
ZONE2 PRE OUT/LINE OUT
V_OUT_L
0dB FIX
VCR/DVR IN ch13 PRE OUT
3 R 0dB FIX
TONE
L
L L
0dB FIX
DVD ch14 R FRONT
R
0dB FIX TONE R
SW
FL CENTER
MULTI CHANNEL INPUT
FR SUBWOOFER
ZONE3 PRE OUT/LINE OUT
C L L
SURR
SW R R
SW L SURR
SL
Q4204 R2S15211FP
R BACK
SR Audio Selector, Volume, Tone
SBL NAVD-9052 SD-6
SBR 12V TRIGGER OUT A
NET BOARD
4 HDMI BOARD
NALAN-9121
12V TRIGGER
SD-20 to 27 I2S
12V TRIGGER OUT B
NAHDM-9114 CONTROL
SW2
SD-15 to 19
SBR
-6dB
-6dB
SBL
I2S/DSD
SW
SR
FR
C2
SL
C
FL
12V TRIGGER OUT C
I2S (DVD audio,etc)
IN 1-4
+6dB
+6dB
+6dB
+6dB
+6dB
+6dB
+6dB
+6dB
+6dB