Philips Colour Television Service Manual page 63

Circuit Diagrams and PWB Layouts
HOP Panel
1 2 3
HOP PANEL
J1
To 1210 of
CRT Panel
(BLUE)
1720 EH-B
A
+8V +12V DAC
+8V
B
7721
BF550
To 1207 of
1701
7730
EH-B 3723
BF550
CRT Panel
1K0
(BLUE)
1711
RES
EH-B
C
1721
RES
EH-B
7720
PMBT2369
3727
+8V
220R
D
+12V
7900-1
LM393D
8 3
1
E
3902
2
4
10K
2911
1u0
2900
To 1510 of
1u0
3643
1510
F
100R
EH-B
2901 6643 2601
1
1u0 2602 1n0
2 BAS316
2903 3601
3 1n0
2904
10p 4 100R 3602
2905 10p 3603 100R
5
2906 100R 3604
1n0 6
1n0 7 100R
4907 4605
G
3607
8
+8V
2909 3608 1K0 2607
9
2910 47R 3609
10p 10 47n
10p 3911 3613 100R
11
2912 47K 2K2
12
100n
2913
H
+8V
1n0
+8V -12V +12V
+5V
2968
I
100n
2958
47u
2957
100n
J
K
3139 123 6064 1
DPTV585 AA
4 5 6 7
To 1210 of To 1210 of
CRT Panel CRT Panel
(GREEN) (RED)
1710 EH-B 1700 EH-B
G-BIAS
+8V
R-BIAS
+8V
-8V
-8V
7711
BF550
-8V
7701
BF550
3713
1K0 3703
1K0
+8V
7710 7700
PMBT2369 PMBT2369
+8V
2638
47u
1 6
2639
100n
3639 3638
2637 100R 3637 47R
2636 47R 3636
100n
2635
100n 3635 47R
2634 47R
100n
22n
44 43 42 41 40 39 38 37 36 35 34
3634
1 33
+8V
VDOA BL1
2632
1K0 3632
2 32
VDOB BI1
100n 2631 10R 3631
3 31
EWO GI1
2630 3630 10R
4 30 100n
EHTIN RI1
100n 10R
5 7600 29
FLASH FBCSO
TDA9331H
2628 3628
6 28
GND1 YIN
2627 10R
7 27 100n
DECVD UIN
2626 3626
8 26 100n
HOUT VIN
1-B2 100n 10R
9 25
SCO DACOUT DAC
3624
10 24
SCL HD
3623 100R
11 23
SDA VD
100R
12 13 14 15 16 17 18 19 20 21 22
-8V
2615
1601 6923
100n 7922
3616
BC807-25
BZX284-C6V8
DSX840
39K
12M
2616 2923
47u
1u0
2961 2617
47u
22n
1 6
2922
2618
47u
2u2
+8V -12V
2619
1950
To 1950 of
JL 22n
interconnections (SSM)
7. 63
8 9 10
J2 J2 J2
J2 J2 J2
B-BIAS 7800
TDA8444T/N4
3 SDA
I2C BUS
4
SCL SLAVE RECEIVER
+12V
REFERENCE
2 VMAX
VOLTAGE
GENERATOR
+12V
DAC0-7
TINT
VS1
VS2
SYNCSEL
To 1610 of
SHARP
1610
5
1030
4
JQ-S
3 1
To 1030 of
2
2
TUNER (SSM)
1 3
EH-B
3627
U J2
10R
V J2
HD J2
VD J2
J2
Hf
NOTES
1. CAPACITANCE VALUES ARE IN FARADS:
m=MILI u=MICRO n=NANO p=PICO f=FEMTO
SDA
2. RESISTANCE VALUES ARE IN OHMS:
R=OHM K=KILO M=MEGA G=GIGA T=TERA
3. SAFETY TRIANGE REPRESENTS PCEC REPLACEMENT PART ONLY.
SCL
*
4. FOR VALUE SEE TABLE.
11 12 13 14
+12V
3421
+12V
3429 1K0
7413
BF550
180R 7414
7412
BF550
BF550
3427 3424 3419
+12V
430R
390R 390R
2419
2409
+12V
10p 7411
100n PMBT2369
3428
SREF
220R
+12V
3425
+12V
470R
7
8 +CARRIER NC1
2416
13 NC4 +OUTPUT 6
100n
SHARP
10 -CARRIER BIAS 5
7410
3415
MC1496D
NC3 -SIG_INP 4
11
22R
12 -OUTPUT GAIN_ADJ2 3
3414
NC2
9 GAIN_ADJ1 2
100R
14 VEE 1
+SIG_INP
3413
22R
3441
+12V
1K0 3449
3443 180R 3446
7433
+12V
BF550
100R 1K0
7432 7434
BF550 BF550
3444 3439
390R 430R
2439
2429
+12V
10p
7431
100n PMBT2369
3442
SREF
220R
3445
+12V
+12V
470R
8 +CARRIER NC1 7
2436
13 NC4 +OUTPUT 6
100n
SHARP
10 -CARRIER BIAS 5
7430 3435
NC3 MC1496D -SIG_INP 4
11
22R
12 -OUTPUT GAIN_ADJ2 3
3434
NC2
9 GAIN_ADJ1 2
100R
1
14 VEE +SIG_INP
+12V 3433
22R
3461
3460 1K0
7453
7454
180R
BF550 7452 BF550
BF550
3467 3464 3459
390R 390R 430R
2459
2449
+12V
10p
7451
100n PMBT2369
3462
SREF
220R
+12V
3465
+12V
470R
+CARRIER 7
8 NC1
2456
13 NC4 +OUTPUT 6
100n
SHARP
10 -CARRIER BIAS 5
3455
7450
NC3 MC1496D -SIG_INP 4
11
22R
12 -OUTPUT GAIN_ADJ2 3
3454
NC2
9 GAIN_ADJ1 2
100R
VEE 1
14 +SIG_INP
3453
22R
15 16 103
151
160
161
170
170
171
171
172
172
195
A
240
241
241
241
242
242
242
242
242
243
VV J2
243
243
B
244
244
244
244
244
245
245
245
246
246
246
C
246
247
247
247
247
248
2422 248
248
+12V
68p
248
249
2421
249
249
33p
D
249
260
2410
3412
BPb J2 260
260
180R 47u
261
261
261
261
261
262
262
262
E
262
262
263
263
263
263
263
263
263
263
263
F 263
264
270
270
270
270
271
2442
271
+12V 271
68p
272
272
2441
272
G
33p 273
274
2430
3432
J2
GY 274
275
180R 47u
1 6
280
280
280
281
+12V 281
281
281
281
H
UU J2 281
281
290
290
290
290
290
290
290
290
291
I
291
291
291
292
292
292
2462 293
+12V 295
68p
295
295
2461
295
295
33p
J
296
2450
3452
RPr J2 296
296
47u
180R
1 6
341
341
341
341
341
341
341
341
341
K
342
342
342
342
342
342
342
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