Schematics 4 Free
Service manuals, schematics, documentation, programs, electronics, hobby ....
◦
register
◦
send pass
S
earch
B
rowse
U
pload
W
anted
D
atasheets
C
hassis2model
R
epair tips
F
ulltext search
C
ables & Connectors
R
epair tips
Electronic appliance repair tips database - TV (LCD,TFT,Plasma,Digital), Monitor, VCR, DVD recorder and player, Digital camera, Audio equipment, Microwave ovens, Phone systems, Computer repair
Make
Model
Problem
Solution
Date
Found: 1771
Ferguson
TX92 T59F
Unable to tune higher freqs
IR01 ST9291JB1
14-09-04
Ferguson
TX92 T59F
NT varies
Check TP48 (BC855B SMD in PSU)
14-09-04
Ferguson
TX92 T59N
Tuner int symptom
Can be caused by sm trs in IF unit - blanket resolder
14-09-04
Ferguson
TX92 T59NB
Dead - LED flashing - HT (130v) down to 60v
LOPTx
14-09-04
Ferguson
TX92 T59NB
Flashing LED - rasping noise when comes out of st/by only
LOPTx - make sure you quote exact pt no off orig
14-09-04
Ferguson
TX92 T68N
Dead with LED flashing
LOPTx suspect (2 different types) - replacement often leaves same fault symptoms - if RL08 10k sm has burnt out, safety cct damaged - check DL08, DL80 & 81 (LL4148), TL80BC548 & DL83 24v. May also damage micro &/or EEPROM
14-09-04
Ferguson
TX92 T68NB
St/by only
Mains sw - CHS 20102AG
14-09-04
Ferguson
TX92 T78N
Dead with st/by led flashing
Check LOPTx & EEPROM X24C04 IR01 - damaged when fault occurred (if fault still present)
14-09-04
Ferguson
TX92F
Dead
RP08 270k ?w o/c
14-09-04
Ferguson
TX92F
Switches off aft 5 mins
Change white opto coupler IP60 4N25TV for black type (same no)
14-09-04
Ferguson
TX92F T59NB
Dead sm resistors burnt up under LOPTx
RL07 3k9 & RLo8 10k sm under Loptx & replace LOPTx that caused the fault
14-09-04
Ferguson
TX92F T59NB
Field foldover at top
CF30 47µ 50v between pins 3 & 6 of FOP chip IF01
14-09-04
Ferguson
TX92F T59NB
St/by only with flashing led
LOPTx & RL08 10k sm under loptX
14-09-04
Ferguson
TX98
Blank screen, sound ok
Tr7 BC372S u/s tho read ok
14-09-04
Ferguson
TX98
CHANGES CHANNEL BY ITSELF TURNS VOL UP ETC.
CUT PRINT PIN 11 INFRA RED AMP IC904 add ( 0.1uF ) ACROSS CUT
14-09-04
Ferguson
TX98
colour varies & int lines
dry joint focus/A1 earth pin 4 of lopt
14-09-04
Ferguson
TX98
CRT - mod if changing to Philips A51EAM31X01.
See Feedback 51 1991 + Mod sheet with kit 00X6714001
14-09-04
Ferguson
TX98
D17 blown.
Check Degauss NTC/PTC ( Z2 ) , Chopper Tx & IC , Bridge Rec , y
14-09-04
Ferguson
TX98
Dead
o/c prot in 17v feed to TDA8138
14-09-04
Ferguson
TX98
Dead - HT present at LOP tr
ICP1 N25 cct prot for 17v o/c (next to chopper tfmr)
14-09-04
Ferguson
TX98
Dead - no 5v at pin 9 of TDA8138.
IC TDA8138.
14-09-04
Ferguson
TX98
Dead 1.25A fuse blackened
Chopper tr s/c due to arcing mains sw
14-09-04
Ferguson
TX98
DEAD 17v ON IC11 NO 5v ( PIN 9 ) NO 12v ( PIN 8 )
IC11 TDA8138 US
14-09-04
Ferguson
TX98
dead mains fuse shattered
Tr3 s/c, C88 100µ o/c
14-09-04
Ferguson
TX98
Incorect on-screen graphics.
Dry on link 47.
14-09-04
Ferguson
TX98
Incorect remote operation.
Switch set off then back on again.
14-09-04
Ferguson
TX98
int line foldover when warm
dry joints L26 & 27
14-09-04
Ferguson
TX98
LOPTx arcing to heatsink
Replace LOPTx & C113 7n5, R222 0R68
14-09-04
Ferguson
TX98
Mod if changing tube to Philips A51EAM31X01
Mod see Feedback 51 1991.
14-09-04
Ferguson
TX98
No col & lack of height
IC11 TDA8138
14-09-04
page:
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
FB
-
Links
-
Info / Contacts
-
Forum
-
Last SM download : panasonic hfe panasonic dvd-a300 en fr es
script execution: 0.14 s