Philips MC160 Service Manual page 35

CIRCUIT DIAGRAM - COMBI BOARD (Part 3 )
ESQUEMA ELÉTRICO PAINEL COMBI (PARTE 3)
02 5 0 E8 2 2 5 0 D4 2 2 5 4 D8 2 2 5 8 F3 2 2 62 C11 2 2 66 A10 3 2 5 1 A6
12 5 0 C1 2 2 5 1 C5 2 2 5 5 D8 2 2 5 9 F4 2 2 63 B13 2 2 67 D4 3 2 5 2 G3
12 5 1 D2 2 2 5 2 C8 2 2 5 6 A4 2 2 60 G5 2 2 64 C10 2 2 68 D8 3 2 5 3 G4
12 5 2 H2 2 2 5 3 D5 2 2 5 7 A5 2 2 61 A10 2 2 65 C13 3 2 5 0 A4 3 2 5 4 G5
1 2 3
COMBI BOARD - SUPPLY PART
A
B
T250
C
6250
(MC118)
(MC118) 1N4003
(MC148)
1250
6251
1251
1
1
T251
(MC118) 1N4003
2
9253
2
3
(MC148)
3 6252
(MC118)
4
D
EH-B
1N4003
EH-B
6253
T252
1N4003
(MC118)
T253
E
F
G
1252
T257
EH-B
1
H
T258
to 2
+C
Low Power Standby (L.P.S.) T259
3
Transformer
T260
4 STANDBY
1 2 3
10 - 3
3 2 5 5 B10 3 2 5 9 C11 3 2 63 C10 3 2 67 E12 3 2 7 1 F10 3 2 7 5 F11 3 2 7 9 H13 3 2 8 3 B12
3 2 5 6 B10 3 2 60 C11 3 2 64 C13 3 2 68 E12 3 2 7 2 G10 3 2 7 6 G12 3 2 8 0 H14 3 2 8 4 B12
3 2 5 7 B10 3 2 61 C11 3 2 65 D11 3 2 69 E12 3 2 7 3 G10 3 2 7 7 H12 3 2 8 1 B12 4 2 5 0 B14
3 2 5 8 B11 3 2 62 C12 3 2 66 D12 3 2 7 0 G8 3 2 7 4 H10 3 2 7 8 G13 3 2 8 2 B12 62 5 0 C3
4 5 6
2256
3250 6266 3251
470R 2K2
22u 1N4148
6267
1N4148
(MC148)
(MC148) (MC148) (MC148)
(MC118)
9251
+AMP
T254
+B
mgc_models (MC148)
(MC118: 4M7 16V)
(MC148) (MC148) (MC148)
(MC148: 3M3 16V)
T256
Recognition
6269
Mains Breakdown
1N4148
6270
3254
PWRDWN
1N4148 2K2
4 5 6
62 5 1 C3 62 5 5 C6 62 5 9 C7 62 63 D7 62 67 B5 62 7 1 G5 62 7 5 G12 7 2 5 3 B13
62 5 2 D3 62 5 6 C6 62 60 D6 62 64 D7 62 68 A6 62 7 2 B11 7 2 5 0 A10 7 2 5 4 D12
62 5 3 D3 62 5 7 C7 62 61 D6 62 65 D7 62 69 F4 62 7 3 D13 7 2 5 1 B10 7 2 5 5 E12
62 5 4 C5 62 5 8 C7 62 62 D6 62 66 A5 62 7 0 G4 62 7 4 G9 7 2 5 2 C11 7 2 5 6 F11
7 8 9 10
BDW94CFP
7250
-8V2 +A
(MC118)
7251
BC847B
MC118 : 47u
3263
MC148 : 4u7
STANDBY
1K
MC118 : 1k
MC148 : 4k7
T255
+A
(MC118) (MC148)
(MC118: 3M3 25V)
(MC148: 4M7 25V)
PAD
P_GND D_GND A_GND
0250
to
BOTTOM
PLATE
+C
3271
4R7
(no L.P.S.)
3272
9255
+B
4R7
3270 6274
3273
1N4003
3R3
4R7
(L.P.S.) (L.P.S.)
BC847B
7 8 9 10
10 - 3
7 2 5 7 G11 7 2 61 H13 92 5 4 D13 T2 5 1 D2 T2 5 5 D8 T2 5 9 H3 T2 63 G13
7 2 5 8 G10 92 5 1 C4 92 5 5 G9 T2 5 2 D2 T2 5 6 E4 T2 60 H3 T2 64 G14
7 2 5 9 H10 92 5 2 B14 92 5 6 D11 T2 5 3 E2 T2 5 7 H3 T2 61 A14
7 2 60 G13 92 5 3 D3 T2 5 0 C2 T2 5 4 D4 T2 5 8 H3 T2 62 D13
11 12 13
T261
9252
(MC148)
4250
mgc_models
(MC118)
BC368
7253
BC847B
7252
3264
1K
BC369
3265
T262
7254
9254
+CD_MTF_MOTOR
+B
2R2
6273
9256
1N4003
(forseen only)
3269
7255
STANDBY
BC847B
22K
3275
470R
BC327-25
7256
BC327-25
T263
7257
BC327-25
BC807-25
7258
7260
3278
47K
7259
7261
BC847B
11 12 13
MC160/19 35
14 15
A
+12V BACKLIGHT
ETF_MOTOR (MC148)
+AMP
+12V_AF TUNER B
+12V_AF TUNER
ETF_AF
(MC148)
C
D
CD SERVO
MTF_MOTOR (MC118)
E
F
+5V6 uP
CD
G
T264
+5V6_S AF
RDS
MTF_AF (MC118)
ETF_LOGIC (MC148)
H
3280
STANDBY
22K
14 15