Block Diagram - Display Section - Sony HCD-GNZ333D Service Manual

HCD-GNZ333D/GNZ444D
Q Q
3 7 6 3 1 5 1 5 0
7-4. BLOCK DIAGRAM – DISPLAY Section –
FUNCTION KEY
S351,352
FUNCTION KEY
S304,305,311
S353 – 357
FUNCTION KEY
S303,312,313
S358 – 362
S301
VOLUME
ROTARY
ENCODER
REMOTE CONTROL
RECEIVER
OUT
IC302
T E
L 1 3 9 4 2 2 9 6 5 1 3
SW8
SW6
SW5
SW7
SW1
SW2
SW3
DVD
MECHANISM
DECK
(3 DISK)
M1+
M1–
M2+
M2–
w w w
HCD-GNZ333D/GNZ444D
SYSTEM CONTROL
IC401 (3/3)
KEY1
67 I-KEY1 O-LCD-DATA 72
O-LCD-CLK 70
83 I-KEY-WAKE-UP O-LCD-CE 71
O-LCD-INH 69
KEY2
66 I-KEY2
KEY3
65 I-KEY3
73 I-VOL-A
74 I-VOL-B
68
81
I-RME
XT2 91
X401
32.768kHz
XT1 92
X2 94
X402
20MHz
X1 95
24 I-3CD-OPEN
22 I-3CD-CLOSE
23 I-3CD-STOCK
19
I-3CD-CHACK
18 I-3CD-SW1
21 I-3CD-SW2
17 I-3CD-SW3
MOTOR
13 O-3CD-M1+ O-MTK-POWER 79
DRIVE
14 O-3CD-M1– O-POWER 78
Q459 – 462
MOTOR
15 O-3CD-M2+ I-POWER-MONITOR 52
DRIVE
16 O-3CD-M2–
Q455 – 458
MOTOR DRIVE CONTROL
REG+9V
Q451 – 454
PROTECT
MAIN
D
SECTION
(Page 33)
O-POWER
x a o
y
. i
http://www.xiaoyu163.com
LCD DISPLAY DRIVER
IC301
64
DI 1
63 CL
SEG1 2 44
62 CE
ND301
•
61 INH LEQUID
SEG48
49 49
CRYSTAL
DISPLAY
52
PANEL
54 45
COM1
COM4
51 48
LED DRIVER
O-BACKLIGHT-LED 1
(LCD BACK LIGHT)
Q301
D351
"/1 STANDBY
REG+9V
+9V
+5V REG B+ SWITCH
AU+5V
IC015 Q011,012
Q Q
SW+9V
3 7 6 3
SW+5V
SW+3.3V
D028
POWER
MONITOR
Q015
D493
VCC
(IC401)
DC VOLTAGE
AVCC
DETECT
(IC401)
Q017,018
D029
u 1 6 3
.
34 34
http://www.xiaoyu163.com
2 4
8 9 9
D303
TRANSFORMER
D011
F001
+VP
POWER
AMP
–VP
F002
+9V REG
UNREG (+16V)
IC801
D012 – 015
F003
+9V REG
1 5 1 5 0 8 9 2
IC013
D016 – 019
F004
+5V REG
IC014
+3.3V REG
IC012
D024
RY002
RELAY DRIVE
Q016
D027 TRANSFORMER
RECT
D001,002
+4V REG VSTBY
Q491,492
AC DETECT
D003
m
c o
2
8 9 9
T001
POWER
(MAIN)
4 9 8 2 9 9
EXCEPT E13 MODEL
VOLTAGE
SELECT
120V
S001
220V
230 – 240V
T002
POWER
(SUB)
L001
AC IN