Philips MCM7/22 Service Manual page 39

Philips micro hi-fi system service manual
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MAINS BOARD - CIRCUIT DIAGRAM
1
2
/37 ONLY
9250
9206
Blue
1204
1222
T342
1220
5220
# 5202
1
N
NOT /37
2
L
97TS
97TS
A
1221
T341
1223
Black
9251
9208
/37 ONLY
B
/37 ONLY
C
1N4148
1K5
3229
6230
BC817-40
7202
1N4148 1N4148
0.7V
6213
6210
LOW_PWR_CTR
0V
D
3214
47K
3230
LPS
E
33K
2221
6216
6215
100n
5203
STBY
1N4148
1N4148
4
2220
5
2
100n
1
6217
5V6_ECO
1N4148
6
3
F
2222
2n2
VOLTAGE REGULATION
1
2
8-4
3
4
1206
NOT /21
SDKP
9210
/21 ONLY
1208
T1A 25LIEC
/21 ONLY
1202
# 9211
T1A 25LIEC
T3A15L UL
3232
1210
OZ-SS-112L
For /22
2M2
5205
2231
7
8
1m
220n
6
5
2213
4
470n
For /21,/37
9
1
12
0V
5204
T200mA
1m
1212
9213
6214
NOT /21
1N4148
# 9283
3231
1N4148
LPS
6231
100R
6228
# 3213
1N4148
100R
6229
3228
4K7
1N4148
2224
3226
330R
47n
6227
1N4148
BC857B
7205
7204
BC847B
2223
6226
4n7
BC857B
BZX79-C39
7206
3
4
5
6
7
1200
NTC
17
T5AL
19372
1
T.F.
16
2
15
14
3
13
4
12
1205
5
11
T4AL
6
19372
10
F2
9
F1
7
8
99TS
5001
1207
T4AL
19372
6223
A1
1N4003
2203
6222
100n
1N4003
6221
1N4003
6203
3201
6220
B1
4K7
1N4148
1N4003
A2
# 6206
1N4003
6224
B1
1N4003
3224
2228
10n
100K
2227
10n
7203
BC337-40
.....V
: DC voltages measured during ECO Standby mode.
Note : Some values may varies, see respective parts list for correct value.
# : Provision
A1
5
6
7
8-4
8
9
A2
EH-B
DIPMATE
1203
0003
1
1
6200
2
2
24V
1N5392
3
3
4
4
35V
5
5
6
6
35V
6201
7
7
1N5392
8
8
A2
9
9
2202
17V
100n
GBU8D
35V
6202
2206 100n
# 7200
BD238
1209
1
F1
2
F2
3
8.3V 7.6V
4
5
4.7V
NTC
0V
3.4V
6
LOW_PWR_CTR
5.6V 0V
7
5V6_ECO
FE-BT-VK-N
3139 118 55880...8239 210 91663 for...3478 pt3 dd wk0247
8
9
0003 A10
6219 F1
10
1200 A7
6220 D5
6221 D5
1202 B4
1203 A9
6222 C5
1205 A7
6223 C5
1206 A3
6224 E6
1207 B7
6225 E5
1208 B4
6226 F5
1209 E10
6227 F3
1210 C3
6228 D3
1212 D4
6229 E3
1222 A2
6230 C1
1223 A2
6231 D3
A
2200 A8
7200 D8
2201 B8
7202 D2
2202 B8
7203 F6
2203 C7
7204 E5
2204 C7
7205 F4
RES
2205 C8
7206 F4
2206 D8
9206 A3
B
2207 D9
9208 A3
GND
2208 E9
9210 A4
2209 E7
9211 B3
A
2210 E8
9213 D4
2213 C4
9283 D3
GND
2215 A8
B
2216 A7
A
2217 A8
2218 F1
A/2
2219 F1
GND
2220 E2
2221 E2
A/2
2222 F2
2223 F3
2224 E3
2225 F3
2226 F4
2227 F5
2228 E5
C
2229 D5
2230 C4
2231 C4
2232 C5
3200 B2
3201 D7
3202 E8
3204 E8
3211 E6
3212 C9
3213 E5
3214 D2
D
3215 E7
3217 D2
3219 E1
3220 F6
3221 F5
3222 F5
3223 E5
3224 F6
3225 E4
3226 E4
3227 F3
3228 E3
FTD
3229 C2
E
3230 E1
F1
3231 D5
3232 C4
F2
3233 F4
5001 B5
Power Down
5202 A3
5203 E3
NTC
5204 D5
Low Power Control
5205 C5
5206 F6
Low Power Supply
6200 A8
6201 B8
6202 C8
F
6203 D7
6204 D9
6206 E7
6207 E8
6210 D2
6213 D1
6214 D3
6215 E1
6216 E1
6217 F2
6218 F2
10

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