Read Sony BMZ-K5D / CX-BK5 Service Manual online
CX-BK5
71
71
7-34. SCHEMATIC DIAGRAM – FRONT AMP Board (2/2) –
•
See page 86 for IC Block Diagrams.
(2/3)
R656
R655
D627
C633
CN005
CN003
CN004
C641
Q619
R658
Q617
C634
R672
R671
C642
D634
D635
D633
R660
R659
R675
Q623
R678
R679
R677
D636
Q624
C643
R670
R653
D624
C635
R692
R695
D629
R693
JR601
R681
C637
D630
Q620
R685
C640
R669
C631
R661
R694
R662
R663
D631
D632
Q621
Q610
D637
C630
C645
R626
D638
R627
R652
Q611
R651
R650
R647
R646
R645
R648
R649
D
619
D618
TH5
02
TH
501
C018
R010
L003
L004
D002
C017
C013
R008
L001
C012
R006
Q003
R307
R308
R303
R306
C028
C027
R311
R312
Q302
Q304
R310
C301
R301
C302
R302
R304
R305
C304
Q305
CN601
C303
CN303
R654
D001
D301
Q301
M301
C029
IC005
C008
IC003
C007
C005
IC004
L002
C015
Q001
Q002
Q004
JW602
JW
601
R674
R686
R699
Q618
D626
C638
R682
R676
D623
Q622
IC001
Q303
C030
C020
C636
R697
R696
R698
R641
R664
R642
R643
R691
D625
R683
1.8k
1.5k
FMB-G16L
47
35V
13P
4P
13P
47
35V
2SK3053
330
2SA1235
47
63V
4.7k
10k
22p
1SS355TE
-17
1SS355TE
-17
1SS355TE
-17
2.7k
270
2.2k
2SA1235
33k
5.6k
3.3k
1SS355TE
-17
2SA1235
330p
15k
3.3k
1SS355TE
-17
0.068
3.3k
22k
1SS355TE-17
3.3k
0
15k
1/2W
47
63V
U
DZSTE1715B
2SD814A(RS)
2.2k
330p
10k
330p
3.3k
10k
10k
10k
1SS355TE-17
1SS355TE-17
2SC3052F
-T1-LF
2SA1163G
-TE85L
1SS355TE
-17
330p
330p
3.3k
1SS355TE
-17
10k
47k
DTA114EKA
-T146
2.2k
10k
22k
47k
47k
220k
220k
1SS181-TE85L
1SS184-TE85L
1000
6.3V
6.3V
0
11EQS04
-TB5
22
50V
1000
6.3V
6.3V
0
22
50V
10k
DTC114EKA
3.9
2.2k
3.3k
10k
0.1
0.1
4.7k
4.7k
2SA1235F
2SC1815TP-
GR
15k
1
50V
47k
47
25V
470k
220
10k
10
50V
DTC114EKA
4P
47
25V
3P
15k
11EQS04
-TB5
1SS184-TE85L
2SC3052F
-T1-LF
22
50V
TA7812S
1000
25V
PQ12RF21
0.1
22
50V
SI-8033S
330
6.3V
DTC114EKA
DTC114EKA
DTC114EKA
47k
3.3k
3.3k
2SK3053
FMB-G16L
330p
15k
2.7k
1SS355TE-17
2SB792A(RS)
SI-8050S
2SA1015TP-GR
47
25V
330
6.3V
100p
1.5k
15k
1.5k
22k
3.3k
1.8k
1.8k
120
MA8180-L-TX
4.7k
A1
A2
A3
A4
A6
A7
A8
A9
A10
A11
A1
2
A13
A1
4
A15
FR SP GND(R)
FR SP GND(L)
RELAY GND
C-LIMITER
O-POWER
POWER-MONITOR
DC-DET
SP-GND
SP-GND
FAMP-A-GND
VCC
REG
D+5V
+12V
DVD_ON
REG
REG-GND(+12V)
REG-GND(D_GND)
REG-GND(A_GND)
(2/2)
FR SP OUT(L)
(FAN)
+12V REGULATOR
G
O
I
Q301-305
FAN MOTOR
ON/OFF SWITCH
SWITCH
CONTROL
REGULATOR
+12V REGULATOR
VIN
VO
U
T
G
ND
C
O
N
T
V
IN
VO
U
T
G
N
D
C
O
N
T
V
OS
+3.3V REGULATOR
SWITCH
CONTROL
REGULATOR
SWITCH
CONTROL
REGULATOR
V
IN
VO
U
T
G
N
D
CO
N
T
VOS
+5V REGULATOR
+VH
-VH
+VL
-VL
VM+12V
GND(REG)
M+12V
GND(M+12V)
D+3.3V
D+3.3V
GND(D+3.3V)
GND(D+3.3V)
GND(D+5V)
Q610,611
THERMAL
DETECT
DETECT
Q623,624
OUTPUT LEVEL
Q617,619,622
SWITCHING
SWITCHING
DETECT
OUTPUT LEVEL
Q620,621
FR SP OUT(R)
DVD ON/OFF
SWITCH
(EA)
(EXCEPT EA)
(EA)
(EXCEPT EA)
10
µ
H
150
µ
H
1.1
µ
H
150
µ
H
(Page 79)
(Page 81)
(Page 66)
(Page 79)
(Page 81)
(Page 73)
(Page 70)
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