Sp Relay Board (1/2) - Sony HCD-FLX7D Service Manual

HCD-FLX5D/FLX7D
7-33. SCHEMATIC DIAGRAM – SP RELAY Board (1/2) – •
DVD+12V
CD/DVD POWER
M-GND
M+9V
UNREG-GND
UNREG(M)
C63 0.0022
A-GND
PB-R C12 1 50V
(Page 63)
REC-R C10 10 50V
A-GND C13 0.0022
PB-L C9 1 50V
REC-L C8 10 50V
CN804
13P
C1
47
16V
C11
1
50V
C51
47
16V
C72
390p
C22
390p
HP901
(PB)
(DECK A)
CN601
3P C21
390p
L-CH L-PB
GND
R-PB
R-CH
C71
390p
HRPE901
(REC/PB/ERASE)
CN602
(DECK B)
8P
L-PB
L-CH GND
L-REC
R-PB
R-CH GND
R-REC
GND
ERASE E-HOT
See page 84 for Waveforms.
(1/2)
Z1
R4 R5
4.7k 47k
Z2 Z3 Z4
R2 R8 R10
4.7k 2.2k 47k
Z3
Z4
C2 C4
C5
0.01 0.1
C6 C7
1 2.2
50V 50V
DECK A/B SELECT SWITCH,
REC/PB EQ AMP,ALC
Z5
IC1
HA12237F
Z6
C52
0.01
C56 C57
R51
C55 1 2.2
3.3k
C54 50V 50V
0.1
RV53
47k
R52 R58 R56 R54 R55
4.7k 2.2k 22k 4.7k 47k
Z1 Z2
REC/PB
Z5
SWITCHING
IC2
PC1330HA
Z6
C27
2.2 50V
Q20
BN1F4M
Q21
R32 BA1A4M
220 R33
R31 4.7k
22k
C24 120p
R18
8.2k
L21 C25
27mH 330p
L71 C75
27mH 330p
C35
R68
0.01
8.2k
100V C74 120p
+3.3V
REGULATOR
IC840
SI-8033JF
L840
100 H
R891
47
R19
22k
C840
D840 R890
10
RK36 820
35V
C17 C14 C16
R17 10 10 100
1M 50V 50V 16V
R15
R90
100 REC-MUTE C41
0
1
50V
TC-MUTE
R36 R41
R39
10k 1k
R13 R14 10k
100 4.7k A/B
C40
R34 1
R12
2.2k 50V
100 N/H
R11
100 ALC
R40
10k
C42
1 Q40
50V BA1A4M
MUTING
Q41
BA1A4M
R35
C43
100k MUTING R42
470
1k
CONTROL 10V
TC-MUTE
RV52
220k 2SC2001
T301
BIAS OSC
C73
27p
RV2 C23
220k 27p
C34
R30
2.2
5.6
50V
R23
100
Q20,21
REC/PB
SWITCHING
R21
R22
10k
2.2k
C26
0.01
C76
0.01
R72
R71
2.2k
10k
66 66
R889
10k
Q870,871
CD/DVD ON
SWITCH
L841
10 H
Q871
L842 BA1A4M
10 H
Q870
C841 C848 BA1A4M
3300 330
FB842
6.3V 6.3V
JW807
C44 R48
100 10V 22k
8
C46 R44
5 4
0.01 15k
2
6
7 3
1
IC3(2/2)
C47
NJM4565M IC3(1/2) C48
0.01
NJM4565M 10
50V
R43
2.2M
Q7
LOW-PASS
C45 BA1A4M
22p R45 FILTER
BUFFER
15k
R47 Q6
4.7k 2SC2785
BUFFER C49
R46 R49
22
10k 10k
50V
Q9
Q2
RT1P137L
2SD1387
Q4,5
BIAS OSC
Q4
C33 R28 R27
0.015 18k 18k
Q5
2SC2001
R25
2.2k
C29 C28
R29 R26
10 0.1
5.6 3.3k
50V 50V
The components identified by mark 0 or dotted
line with mark 0 are critical for safety.
Replace only with part number specified.
NO816
11P
M+12V
C844 M+12V
C854
470
0.01
16V M-GND
C845 M-GND
C855
1000
0.01
6.3V D+5V
D-GND
D-GND
D+3.3V
D+3.3V
C856
(Page 49)
0.01
V-GND
V+5V
JW810 C847
C857
1000
0.01
6.3V
A2
FB843
A3
A4
A5
A6
A7
A8 (Page 67)
R50
A9
10k
R7
A10
10k
AMS
Q8
BA1A4M
BUFFER
L40
220 H 220 H
Q2,3,9
REC BIAS
SWITCH
R20
100
Q3
BA1A4M
L41
220 H