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: 4551
Philips
CP90
No colour when replacing IC7261 TDA3565/N4 by version /N6.
Add a ceramic plate capacitor of 56pF (4822 122 31772) in series with 1261. Connect the capacitor between 1261 and earth. If insufficient result, replace 56 pF by a trimmer of 22 pF (4822 125 50045) and adjust as presribed on page 3 alinea 7. In some s
14-09-04
Philips
CP90
No pic - sound ok
TDA3562 faulty
14-09-04
Philips
CP90
No pic - sound ok
R3473 1R on crt panel o/c (htrs) or dry joints in heater cct or LOPTx
14-09-04
Philips
CP90
No pic - traces of sound
All psu volts ok - crack in print between pin 7 of LOPTx & junct R3495/C2594 (No 15v earthy end of EHT cct)
14-09-04
Philips
CP90
No pic due to no A1 supply
LOPTx faulty
14-09-04
Philips
CP90
No picture traces of sound.
Break between pin 7 of LOPTX & junction of R3495/C2594.
14-09-04
Philips
CP90
No picture.
Tr7619 ( BUD11 ) check C2619 ( 1nF ) & C2610
14-09-04
Philips
CP90
No remote functions.
Photodiode D6960 dry-jointed.
14-09-04
Philips
CP90
No sound or raster - shows F1 in display
T7739 BC548 o/c
14-09-04
Philips
CP90
No sound, picture OK
Check/replace bus BU 5 (4822 267 60188)
14-09-04
Philips
CP90
No sound, picture OK
Replace IC 7101 (TDA 8190; 4822 209 70872)
14-09-04
Philips
CP90
No sound/pic - crt htrs alight
No 6v to micro - D6733 BAV19 o/c
14-09-04
Philips
CP90
No synchronization
Check/replace U 1040 (4822 212 22739)
14-09-04
Philips
CP90
No vertical deflection
Replace TS7571 and TS7573 (BD939F; 4822 130 42681)
14-09-04
Philips
CP90
off - mains fuse blown
BUT11AF chopper tr breaking down under load
14-09-04
Philips
CP90
off with whistle
no ht on dummy load - C2703 330µ to pin 10 of chopper tfmr
14-09-04
Philips
CP90
Only half an inch of field scan in centre.
Chassis return res R3582 ( 3.3R ) o/c.
14-09-04
Philips
CP90
Patterning on RF.
Check power supply +19V. If incorrect replace C2691 (330uF; 4822 124 41693).
14-09-04
Philips
CP90
Pic takes long time to come on
C2265 0µ1 decoupler from pin 24 TDA3561A
14-09-04
Philips
CP90
poor line lin in centre
D6609 & 6610 faulty (checked ok)
14-09-04
Philips
CP90
Power supply will not start up when set is warm
D6670 (IN4148) was found to be defective when warm. After replacing this Diode normal operation was restored.
14-09-04
Philips
CP90
Psu ok but dead - if no 5v after StBy thyristor sh
C2691 330uF or TDA2579 or possibly micro.
14-09-04
Philips
CP90
Range of remote control limited
R/C reciever chip TDA3047 u/s
14-09-04
Philips
CP90
Raster - blank with no sound.
D6733 ( BAV19 ) o/c.
14-09-04
Philips
CP90
Reduced Width
D6609 D/J & R3600 ( 8R2 ) o/c
14-09-04
Philips
CP90
Remote control fails
RC5-signal on pin 9 IC 7960 not present, +4,9 V on pin 8 IC 7960 present Check/replace IC 7960 (TDA 3047; 4822 209 72364) and check/replace D 6960 (BPW 50; 4822 130 32376)
14-09-04
Philips
CP90
Rolling
TDA2579 on IF/Sync panel
14-09-04
Philips
CP90
Servicing the CP90 chassis
see TV Mag Mar 1993
14-09-04
Philips
CP90
SET DEAD NO OSCILLATION ON PINS 31 + 32 IC7840
C2934 , 2935 27pF
14-09-04
Philips
CP90
Set does not come out of standby.
Audible noise, whistle or motorboating, whilst set in standby. Check/replace R3670 - 22 Ohm, D6670 - 1N4148 (4822 130 33939).
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
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
FB
-
Links
-
Info / Contacts
-
Forum
-
Last SM download : LG LG NB3530A AFN76793309
script execution: 0.13 s