Read Sony BM-23MK2 Service Manual online
18
18
BM-23MK2
BM-23MK2
6-6. SCHEMATIC DIAGRAM – AUDIO BOARD (4/4) –
R530
R522
R519
R521
R517
R520
R543
R545
R551
R538
R516
S504
R618
R532
R604
R605
R607
R603
R602
R608
R616
R2
R3
R4
R7
R8
*M901
R625
R631
R632
R633
R637
R639
R640
RV601
RV602
C1
C2
C3
TP46
TP47
TP48
BLK(COM)
BRW(U)
RED(V)
WHT(W)
(U)
(V)
(W)
(COM)
TP49
TP50
TP53
TP54
TP33
TP34
TP35
TP36
TP37
TP38
TP32
S101(3/4)
S601(1/2)
S601(2/2)
S602(1/2)
JR102
R535
R10
R642
R536
R533
TP66
TP64
TP61
TP55
T
P56
T
P57
JR110
JR105
JR202
JR201
JR1
R9
TP76
R540
R542
R11
C615
C513
C514
C516
C511
C611
C613 C614
C6
16
C617
C619
C517
C521
C601
C602
C603
C606
C607
IC
60
1
Q4
Q2
Q1
Q3
Q5
D501
Q513
Q514
Q515
Q503
Q521
PH501
Q522
Q507
Q509
D601
Q601
Q602
Q605
Q612
Q613
Q603
Q607
Q611
Q606
Q510
Q608
Q520
Q508
C618
TH601
R50
R
635
R636
R646
R645
Q610
R615
R606
D
507
Q511
C515
R1
R6
D502
R541
C522
IC
503
R537
680
470
1.5k
120k
100k
10k
33k
68k
10k
100k
100k
10k
6.8k
330k
33k
22
10k
10k
27k
68k
33k
3.3k
33k
100k
100k
MOTOR
10k
1M
1M
1M
100k
1k
4.7k
4.7k
4.7k
0.0033
0.0033
0.0033
0
4.7k
330k
8.2k
39k
39k
0
0
0
0
0
3.3k
4.7k
4.7k
68
10
4V
0.022
0.1
0.001
0.47
0.1
0.1
0.1
0.22
0.047
0.47
10
4V
4V
22
4V
4V
22
4V
22
4V
22
4V
4V
1
16V
1
16V
L
B1979VS
-T
LM
-E
XN1215-TX
2SB1218A-R-TX
2SD1819A-R-TX
2SD1819A-R-TX
2SD1819A-R-TX
MA729-TX
XP1214-TXE
XP1501-TXE
UN5115-(TX)
UN5215-(TX)
2SD1819A-R-TX
NJ5161K-F10-A
UN5114-TX
UN5114-TX
UN5215-(TX)
M
A729-TX
2SB1218A-R-TX
UN5215-(TX)
UN5215-(TX)
2SB1218A-R-TX
UN5215-(TX)
2SD1819A-R-TX
XP1215-TXE
UN5214-TX
UN5114-TX
XN1214-TX
UN5215-(TX)
UN5214-(TX)
UN5215-(TX)
2.2
8.2k
47k
4.7k
4.7k
3.9k
UN5214-TX
100k
100k
M
A111-TX
2SB1218A-R-TX
0.01
330k
3.3k
MA729-TX
33k
22
4V
4V
N
JM
2072M
(TE2)
100k
*M901
Exchange the connection
of U and W in order to
connect the motor
in reverse direction.
Exchange the connection
of U and W in order to
connect the motor
in reverse direction.
•
See page 20 for IC Block Diagram.
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