Mono Carrier: Video If + Sound If (A5) - Philips L01.2A AB Service Manual

Circuit Diagrams and PWB Layouts
Mono Carrier: Video IF + Sound IF
1 2
A5
VIDEO IF + SOUND IF
A
L1-IN
A13-32
4213
LFRONT-IN
A12-31
4212
B
FOR ITV ONLY
0249
2221
C-IN
A13-30
22n
FOR ITV ONLY
0248
7200-C
2202
SY_CVBS-IN
TDA95XX
A10-37
C 100n
A11-37 3V7 28
I/O
SWITCHING
FOR ITV ONLY 3V7 29
0276
1V5 45
CVBS1-IN 2201
3V3
44
A13-38
100n
3V3 42
3V8
40
41
VIDEO
D FILTERS
43
VIDEO
IDENT
3235
BLK-IN
A2-36
100R 2233
V3
*
2213 820p
R_V-IN
E 22n
A13-35
*
4207
V1
*
2214
G_Y-IN
22n
A13-33
*
4205
V2
*
2215
B_U-IN
22n
A13-34
*
4206
3223
FBL-1
F
A13-39
1K
3219
2K2
G
EHTinfo
A2-16
1 2
L01.2A AB 7.
3 4 5
3222
3221
+8V
560R 68R
3V5
7205
2V9
BC857B
V4
V4 V5 V6
100mV / div DC 1V / div DC
20us / div 20us / div
2219
220n
3201
V5
100R
5207
18u
3202
V6
100R
8 47 10
5208
OSD
18u
V7
2V5
56
3203
OSD/TEXT INSERT
57 2V5
100R
BLUE STRETCH
5209
LUMA DELAY 58 2V5
PEAKING
WHITE-P. ADJ.
18u
54 2V5
55 5V6
Y
3V5
RGB/YUV INSERT
U 46
PAL/SECAM/NTSC BASE-BAND
BLACK STRETCH
V
DECODER
DELAY LINE WHITE STRETCH
51 52 53 50
3204
10K
3205
+8V
1K
+8V
3225 VlotAux+5V
RES
3206
3224 100K
RES 7204
6201
2V5 BC857B
6202
BAS316
1V8
BAS316
A4-24
3217
330K
2210 3218
82K
470n
6206
BZX384-C6V8
3 4 5
EN 22
6 7 8
+8V
+8V
*
4210
3V7
3215
2V6
1V / div DC 560R
20us / div 7206
2V
BC847B V10
* 4211
3V5
2225
7208
2V9
0243 BC857B
22n
1
3229
T0 0245
2
1K
OF
3
CRT
PANEL
4 *
4204
5
+8V
6
2211
*
9200
* 5201
470n
7V9
#
7201
BC847B
V8
3209
2V5
5.5Mhz
#
1 3
I O
*
1200 #
G 2
VALUE
6.0Mhz
1 3
I O
V9
*
7202
1201
BC857B
G 2
VALUE
7203
BC857B
4.5Mhz
1 3
I O
*
1202
G
2
VALUE
9298
1
I
1203
G
2240
3V 5V
1n
2238
FM 7209 7210
1V4 1V1
BFS20 BFS20
1n
2236
0V7 0V3
1n
V7 V8 V9 V10
1V / div DC 2V / div DC 500mV / div DC 1V / div DC
20us / div 5ms / div 10us / div 500us / div
6 7 8
9 10 11
9618 V_OUT
V1-OUT
5202
+8VA
10u
QSS_AM_DEM_OUT
7200-A
TDA95XX
35 39
25
VIF_1
3V2 38 1V9
18
VIDEO VIDEO VISION IF
VIF_2
49 19 1V9
AMPL PLL DEMOD. AGC/AFC
RF_AGC
22 1V5
SIF_1
23 1V9
2V6 33 QSS SOUND
QSS MIXER AM
IF
SIF_2
24 1V9
DEMODULTOR
AGC
36 2V5
32 0V
3V5 48 SOUND AUDIO SWITCH SOUND PLL
26 1V7
AMPL. + AVL DEEMPHASIS
27
MONO|AM_MONO_SOUND
3V2
QSS_AM_DEM_OUT
4209
*
FOR ITV ONLY
0266
SEL-IF-LL_M-TRAP
3
O
2
VALUE
FMR
9625
4216
VIF
AP-multi- AP-Multi- AP-PAL CHINA- NA/LA/AP-
ITEM
Inter QSS PAL NTSC
6M TP04 6M 4.5M
1200 TP02
1201 --- --- 6.5M 6.5M ---
1202 4.5M --- --- --- ---
3208 150R 390R 220R 390R 220R
3209 82R 100R 82R 82R 68R
3210 4K7 --- --- --- ---
3211 4K7 --- --- --- ---
3213 470R 560R 470R 560R 560R
5201 4u7 4u7 4u7 4u7 6u8
7202 C857B --- --- --- ---
7203 C857B --- --- --- ---
9694 JMP --- --- --- ---
CL 26532082_005.eps
9 10 11
0243 C6 4206 F2
0248 C2 4207 E2
0249 B2 4209 D9
0266 E11 4210 B8
0276 C2 4211 B8
1200 D7 4212 B2
1201 E7 4213 B2
A13-40
1202 E7 4214 D10
1203 F8 4216 F10
A13-41
2201 C2 5201 D7
2202 C2 5202 A9
A
A5-42
2203 D2 5207 B5
A9-42
2204 D5 5208 C5
A10-42
2205 B3 5209 C5
A11-42
2208 B8 6201 F4
2209 F4 6202 F5
2210 G3 6206 G4
2211 D8 7200-A B9
2212 B7 7200-C C3
2213 E2 7201 D8
2214 E2 7202 E8
2215 F2 7203 E7
A4-27
2216 A10 7204 F4
B
2217 A10 7205 A4
A4-26
2219 B4 7206 B7
A4-25
2220 A3 7208 C6
2221 B2 7209 F7
A4-28
2222 F8 7210 F8
2223 F9 9200 D7
A4-29
2225 C7 9298 F8
2226 C8 9618 A9
2227 C10 9625 F9
2228 C10
2229 C11
C
2230 C11
2233 E3
2234 F6
2235 E9
2236 F7
2237 G8
2238 F6
2239 G6
2240 F7
3200 A8
A8-43 3201 B5
A9-43 3202 C5
D
A11-43
3203 C5
3204 E5
A5-42
3205 E5
3206 F5
3207 C8
3208 D8
3209 D8
3210 E6
3211 E8
3212 D6
3213 D6
E 3214 C7
3215 B6
3216 A6
3217 F5
3218 G5
3219 G3
3220 A3
A7-3
3221 A4
3222 A5
3223 F2
3224 F3
3225 F5
F
3226 E5
3228 A7
A7-44
3229 C7
A9-44
3230 B7
3231 A7
3232 C11
3233 F7
3234 E10
3235 E2
3236 F7
3237 F8
3238 G7
G
3239 G8
3240 F6
3261 F9
3637 C1
3638 D1
4203 B8
4204 C8
4205 E2
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