Schematic Diagram - Panel Section (1/2) - Sony HCD-GX255 Service Manual

HCD-GX255/RG170/RG470
HCD-GX255/RG170/RG470
6-31. SCHEMATIC DIAGRAM – PANEL Section (1/2) –
(1/2)
RMS
D611
CN601
SELU5223C
19P
STANDBY
VF1
VF2
R607
-VFL
1k
(SUFFIX-11)
D-GND
D-GND
D1
VDD(EVER)
MAIN BOARD VDD(SWITCHED)
(1/3)
STBY-LED
CN991
VOL-A V-A
(Page 33)
VOL-B V-B
KEY0 K0
D2
SIRCS RMS
RESET RST
MAIN BOARD
VFD-DI VDI
(1/3)
CN991
VFD-DO R609 100 VDO
(Page 37)
VFD-CLK VCL
VFD-CE VCE
(SUFFIX-12)
9V
M-GND
C625
22 50V
• See page 60 for Waveform. • See page 71 for IC Pin Function Description.
REMOTE CONTROL RECEIVER
IC610
RPM7240-H18
R619
100
R620
47
C631
47
10V
C621
R622 R625
R621 R623 2.2
22k 4.7k
22k 4.7k 50V
Q601-608
LED DRIVE
D601-606 ST2
(STREAM)
Q602 R633
2SC3052 10k
R602
1k
ST5
D602
R612
SLR325VC R639
1k
Q605 10k
R605 2SC3052
1k
ST1
D605
R615 SLR325VC R631
1k Q601 10k
2SC3052
R601
1k
ST3
D601
R611 SLR325VC R635
1k Q603 10k
2SC3052
R603
1k
ST4
D603
R613 SLR325VC R637
1k 10k
Q604
R604 2SC3052
1k
ST6
D604
R614 SLR325VC R641
1k Q606 10k
2SC3052
R606
1k
D606
R616 SLR325VC
1k
(RG470)
52 52
FL701
FLUORESCENT INDICATOR TUBE
C712 22 50V
C711 0.01
C710 0.1
S15
S15
S16
S16
S17
S17
S18
S18
S19
S19
S20
S20
S21
S21
G1
G1
G2 FL/LED DRIVER
G2
IC701
G3
mPD780232GC-508
G3
-8BT-A
G4
G4
G5
G5
G6
G6
G7
G7
G8
G8
G9
G9
G10
G10
G11
G11
G12
G12
G13
G13
C701
C703 0.1
0.1
C704 1000p
X701
C707
4.19M
4700p
C702
47
10V
(Page 53)
C622
2.2
50V
NC
NC
NC
NC
NC
NC
NC
NC
SW LED
ST6
STREAM LED6
ST5
STREAM LED5
ST4
STREAM LED4
ST3
STREAM LED3
ST2
STREAM LED2
ST1
STREAM LED1
VDD0
C709
C708
AVDD 47
0.01
10V
VSS0
KEY4
KEY3
R708 R709
1k 1k
R705
2.2k