Block Diagram - Display Section - Sony HCD-GZR5D Service Manual

HCD-GZR5D
7-4. BLOCK DIAGRAM – DISPLAY Section –
FUNCTION KEY KEY1
S311,315 – 317,351
FUNCTION KEY
KEY2
S302,303,313
353 – 357
FUNCTION KEY
KEY3
S304 – 310,
312
S301
VOLUME
ROTARY
ENCODER
REMOTE CONTROL
RECEIVER
OUT
IC302
VBUS
D825
LED(RED)
DRIVE
Q821
VBUS
D826
LED(BLUE)
DRIVE
Q822
SW8
SW6
SW5
SW7
SW1
SW2
SW3
DVD
MECHANISM
DECK
(3 DISK)
M1+
MOTOR
M1– DRIVE
Q459 – 462
M2+
MOTOR
M2– DRIVE
Q455 – 458
HCD-GZR5D
SYSTEM CONTROL
IC401 (3/3)
67 I-KEY1 O-LCD-DATA 72 58 DATA
O-LCD-CLK 70 57 SCL
83 I-KEY-WAKE-UP O-LCD-CE 71 56 CE
O-LCD-INH 69 60
INH
66 I-KEY2 O-LCD-MODE 75 59 MODE
65 I-KEY3
73 I-VOL-A
LED DRIVER
74 I-VOL-B
O-LCD-BKL 80
Q301
(LCD BACK LIGHT)
XT2 91
81 I-RME
X401
32.768kHz
XT1 92
X2 94
X402
20MHz
11
O-LED-RED X1 95
I-3.3V-MONI 64
12 O-LED-BLUE
AU+5V REG
AU+5V
24
I-3CD-OPEN
22 I-3CD-CLOSE
O-TC-M 82
23 I-3CD-STOCK
19 I-3CD-CHACK
M+9V SWITCH
M+9V
18 I-3CD-SW1
Q017,018
21
I-3CD-SW2
17 I-3CD-SW3
O-MTK-POWER 79
O-POWER 78
13 O-3CD-M1+
14
O-3CD-M1– POWER
I-POWER-MONITOR 52 MONITOR
Q015
15 O-3CD-M2+
16
O-3CD-M2–
D029
MOTOR DRIVE CONTROL
REG+9V
Q451 – 454
PROTECT
MAIN
E
SECTION
(Page 33)
O-POWER
LCD DRIVE
IC301
40
I
37
•
1
SEG1 1
I
I I ND301
36
SEG48 48 LEQUID
•
CRYSTAL
52
DISPLAY
I
45 PANEL
COM1
64 41
I I
I
61 44
COM4
9V
D301
SW+5V REG
SW+5V
IC014
POWER
AMP
SW+3.3V REG
SW+3.3V
IC012
UNREG+7.6V
SW+9V REG
SW+9V
IC013
UNREG+16V
Q563
+9V REG
REG+9V
IC801
+4V
D493
VCC +4V REG
(IC401) Q491,492,494
AVCC
(IC401)
34 34
T001
POWER
TRANSFORMER
D011 (MAIN)
+VP
–VP
D012,013
D014,015
RY002
RELAY DRIVE
Q016
T002
POWER
D027
TRANSFORMER
RECT
(SUB)
D001,002
VSTBY
+9V
AC DETECT UK,TH
MODEL
D003
L001
AC IN
EXCEPT UK MODEL
S001
VOLTAGE
SELECT
120V
220V
230 – 240V