Schematic Diagram - Panel Section - Sony HCD-GZR5D Service Manual

7-24. SCHEMATIC DIAGRAM – PANEL Section –
1 2
PANEL BOARD
A
36 35 34 33 32 31 30 29 28 27 26
B
52 51 50 49 48 47 46 45
C
R340 R303
0 10k
R301 R302
0 220
C302
4.7 50V
R304
1.2
100k
C303 0.1
1.2
R305
39k
D
2.7
0.1
CE R306 100 0.3
CL R307 100 3.1
DI R308 100 3
MODE R309 100 0
INH R310 100
3.2
COM[4]
1.4
COM[3] 1.4
E
COM[2] 1.4
COM[1] 1.4
F
R312 R311
10k 1k
HCD-GZR5D
• See page 70 for IC Block Diagrams.
3 4
25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5
ND301
LIQUID CRYSTAL DISPLAY PANEL
44 43 42 41
IC B/D
48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33
SEG49 SEG32
49
50 SEG50 SEG31
51 OSC1 SEG30
52 CSC2 SEG29
VDD SEG28
53
VSS SEG27
54
IC301
VLCD SEG26
55
IC301
56 CE SEG25
NJU6433BF
57 SCL SEG24
LCD DRIVE
58 DATA SEG23
MODE SEG22
59
INH SEG21
60
COM4 SEG20
61
62 COM3 SEG19
63 COM2 SEG18
64 COM1 SEG17
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
5 6
IC302
REMOTE CONTROL
SIGNAL RECEIVER
4 3 2 1
IC302
NJL24H400B-SA
40 39 38 37
R313
470
C310
R314
0.22
10k
1
S301
VOLUME
R320
22k
3 2
C309
0.1
R321
22k
SEG[32]
1.4
32
1.4 SEG[31]
31
R322 R323
1.4 SEG[30]
10k 1k
30
1.4 SEG[29]
29
1.4 SEG[28]
28
SEG[27]
1.4
27
SEG[26] DISPLAY
1.4
26
1.4 SEG[25]
KEY1
25
1.4 SEG[24]
24
1.4 SEG[23]
23
1.4 SEG[22]
22 R324
SEG[21]
1.4
10k
21 R325
SEG[20]
1.4
1k
KEY2
20
1.4 SEG[19]
19
S302
1.4 SEG[18]
18
1.4 SEG[17]
17
R327
10k
R328
1k
KEY3
S305
-PRESET FUNCTION
55 55
7 8
CN301
17P
1
2
3
4
5
R315
6
56 MODE
7
R316
56
8
R317
9
56 DI
10
R318
CE
56
11
CL
8.9 12
D301
INH
1L0341Y23E0CA602
13
(LCD BACK LIGHT)
14
KEY1
0.1 R319
15
KEY2
10k
0.7
16
KEY3
Q301 17
2SC3052F-T1-LF
LED DRIVE
W302
2P
1
S311 2
W303
2P
1
2
R326 W301
2.2k 2P
1
S303 S313
2
TUNING+
R329 R330 R331 R332 R333 R334
2.2k 2.2k 4.7k 10k 22k 47k
S304 S307 S308 S309 S310
S306
PRESET+ DSGX EQ ECHO TUNING-
HCD-GZR5D
9
GND
9V
GND
3.3V
REM
LCD-BKL
LCD-MODE
MAIN
VOL-B
O BOARD
VOL-A
(3/3)
LCD-DATA CN402
(Page 40)
LCD-CE
LED-CLK
LCD-INH
LED-STBY
KEY1
KEY2
KEY3
KEY RIGHT
KEY1-2 R
BOARD
GND CN305
(Page 57)
KEY POWER
KEY1
S
BOARD
GND CN353
(Page 57)
KEY CD
KEY2
T
BOARD
GND W351
(Page 57)
S312