6-11. Schematic Diagram -Main Section (3/3) - Sony HCD-ZX66i Service Manual

6-11. SCHEMATIC DIAGRAM – MAIN Section (3/3) –
1 2 3
(Page 40)
MAIN BOARD (2/3)
3
A
MAIN BOARD
R591 0
B
C600
470
16V
C88
10
50V
ST-L
C
MD-IN-L C89 10 50V
PHONO-L C76 10 50V
C78 10 50V
GAME-L C91 10 50V
JL51
D
C96
JL52
4700p
JL156
C97 0.01
JL157
C98 0.022
R83
4.7k
JL158
C83 0.047
R78
C100
10 10k
50V
C79
E 2.2
50V
C77
4 3
0.22
(ZX66i) (ZX66i)
0.27
(ZX99i) (ZX99i)
Q52
2SC3052EF-T1-LEF
DBFB
4.5
6 R67
680
F 3.5
(ZX99i)
1.2k
R72
(ZX66i) 47k
BUS4
66
65
MAIN
2
BOARD -B
(1/3)
UNREG
(Page 39)
G
A+9V
C128
470
16V
DGND
SIGN4182
H
JL135
JL134
JL133
JL132
JL131
JL130
JL129
JL128
I
JL127
JL126
C188
2.2
Q154
2SC3052EF-T1-LEF
J
DBFB
4.5
R191
47k
72
67
K
68
HCD-ZX66i/ZX99i
• See page 61 for IC Block Diagrams.
4 5 6
(3/3)
C19
0.1
C15 C14
C13
C16 100 100
0.01
0.01 10V
10V
R71
R21
10k
JL155
10k
C80
10 C30
10
50V C38
50V
10
50V
ST-R
IC B/D
4.3 4.3 C39 10 50V MD-IN-R
MD_IN-L
MD_IN-R
C26 10 50V PHONO-R
4.3 4.3
PHONO-L PHONO-R
C28 10 50V
4.3 4.3
IPOD-L IPOD-R
4.3 4.3 C41 1 50V GAME-R
GAMER
GAMEL
JL1
INGAINOUTL INGAINOUTR
MD_OUT-L IC101
MD_OUT-R
JL2
RECBL RECBR C45
IC101
4.5 JL100 10
TREL R2A15216FP SA1
50V
4.4 4.5 SPEANA
INPUT SELECTOR,
MID1L SA2
ELECTRONIC VOLUME
4.5 4.5 JL154 C46 4700p
MID2L TRER
4.2 4.4 JL153 C47 0.01
BASS1L
MID1R
JL152 JL150
4.5 4.5
BASS2L MID2R
4.5 4.3 R33
C48
TONEOUTL BASS1R
4.7k
0.022
4.4 4.5
VOLINL BASS2R
C33 R28 C50
10k
0.047 10
50V
C75
4.5 1 C25 2 C27
0.18
0.18 0.22
(ZX66i) (ZX66i)
0.22 C29
2.2 0.22 0.27
50V (ZX99i) (ZX99i)
Q2
2SC3052EF-T1-LEF
DBFB
4.5 4.5
4.5
R67 R19
JL146 R69 R17 JL145
10k 6 C111 10k R17
5 C49 5
1 R29
0.47 680
3.5 R22
50V
50V 1M
(ZX99i)
47k
1.2k
(ZX66i)
JL634
R11 10k
R12 10k C81
C31
4.7 50V
4.7 50V
JW542
C130
C127
0.1
C126 100
JL633
0.01
10V
81
79
IC B/D
INB1 INC2 JL111
INC1 IND2 JL112
IND1 REC2 JL113
IC102
REC1 SAOUT JL114
BASS11 IC102 BASS12 JL115
R2S15207FP
BASS21 BASS22 JL116
SOUND CONTROL
TRE1 JL117
TRE2
MID11 MID12 JL118
MID21 MID22 JL119
TONEOUT1 TONEOUT2 JL120
C133
50V 2.2 50V
Q104
2SC3052EF-T1-LEF
DBFB
4.5 4.5 4.5
R177 R176 R126 R127 JL638
JL637
10k 680 680 10k C508 R506
3.3 0.47
3.3 1M
R141
50V
47k
R504 10k
R505 10k
7 8 9 10
CN505
13P
JL636
1 FAN ON
R588 4.7k JL565
2 FAN DET
JL566
3 L-IN
R30 100k JL567
4 PREGND
JL568
5 R-IN
R135 JL569
Q102
0 6 PROTECT
1k 2SC3052EF-T1-LEF
JL570
R133 MUTE 7 DBFB F/B
47k JL571
-2.9 8 HP MUTE
JL632 R134
JL572
10k
9 POWER GND
JL573
10 RELAY GND
R184
R183 JL631 10k
-2.9 11 -B
47k JL574
Q500 12 -B
JL575
R185 2SC3052EF-T1-LEF
13 UNREG
0
1k MUTE
Q502
KTA1273-Y-AT
FAN DRIVER
13.1 12.3
R509
Q503
47
2SC3052EF-T1-LEF
12.4
FAN DRIVER
R510
47
12.3 CN513
3P
13 JL544
1 FAN
JL545
R511
2 GND
47
+
3 FAN
R585 R586
4.7k 4.7k
R587
100k
13
C586
0.1
0.1
C587
0.1
JL635
1.3
C515
22
50V
CN503
C118 R137 Q103
4P
0
1k
4.7 2SC3052EF-T1-LEF
(ZX99i)
50V MUTE JL540
4 REAR-RY
-2.8
R138 R139 JL541
47k 3 REAR-L
10k
JL542
2 PREGND
JL543
R189
R188 1 REAR-R
10k
47k -2.8
C168
Q153
4.7 R187
2SC3052EF-T1-LEF
50V
1k 0
MUTE
41 41
11
POWER AMP
I
BOARD
CN601
(Page 57)
–
FAN901
DC FAN
ZX99i
SURROUND
H
BOARD
NO702
(ZX99i)
(Page 55)
HCD-ZX66i/ZX99i