Philips AZ-6188 SERIES Service Manual page 27

COMBI BOARD - CIRCUIT DIAGRAM
PART 6
+A +A
T321
+A
T322
+A-ON +A-ON
+A-ON
T323
AGND
PGND PGND
T324 AF_MUTE
AF_MUTE
T325
LVIN
T326
AGND
T327
RVIN
1321 3336
LVOUT 3K3
5
TP42 TP42
2326
LVIN
TP41 TP41
680p
4
TP40 TP40
3
RVIN
2
TP39 TP39
RVOUT 3337
1
TP38 TP38 3K3
WAFER_2mm_5P
2327
680p
9 - 6
+A +A
4
3
2300 +
100n
PGND PGND
+A-ON +A-ON
+
2315
220u/25
PGND PGND
2334
3324
0.47u/50
BC817-40
3338 7328
220R 3326
2328
2336 +
47n
100u/25
PGND PGND
2335
3325
0.47u/50
3339 BC817-40
220R
7329
3327
2329
+ 2339 +
2337
47n
10u/50
100u/25
T1.6A250V
!
5300 1.6A
1
1311
2
2309 +
Filter 2301 22n 2302
100n
6301 6302
1N4006 1N4006
1N4006 1N4006
6303 6304
ACGND ACGND
2303 22n 2304
+A +A
3305
12K
FOR NON /01
9305
7305
0R&
BC847B
7331 TA8227P
VCC1 VCC2
2330
470R BS1
3
IN1
6
47u/25
2324 2322
O1
2
680p
5
0.47u/50
220R NF1
9
2338 BIAS CIRC
4
4u7/50 THERM SHUT DWN
PROT CIRC
470R
7
IN2 O2
11 11
2325
8
2331
680p
2323
NF2 BS2
10 10
220R
47u/25
MT1 MT2
PGND PGND PGND PGND
9 - 6
WAFER_2mm_2P
+BATT
1
TP30 TP30
TP29 TP29
2
22n
DGND
1302
ACGND ACGND
1310 T1.6AL250V
!
1.6A
AC
1
TP32 TP32
TP31 TP31
2
22n AC
ACGND ACGND
1301
WAFER_2.5mm_2P
DIPMATE_2.5mm_4P
PGND PGND
2332
470u/16
3320 120R
3322
2320 47n 5321 Bead&
2R2
5322 Bead&
2321
PGND PGND
47n
PGND PGND
2333 5320
470u/16 3321 120R Bead&
PGND PGND
0.47u/50
3323
2R2
PGND PGND
1320
1
TP25 TP25
2
TP26 TP26
3
TP27 TP27
4
TP28 TP28
7
8
9
4
5
6
2
10 10
11 11
3
1
1330 133
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