Sony HCD-DX30, Service Manual, Page: 41 / 64

41
HCD-DX30/RG40
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
I/O
—
—
O
I
I
I
I
I
—
—
I
I
—
—
I
—
—
I
—
—
—
O
O
O
O
O
O
O
O
O
—
—
O
—
O
O
Description
Power supply.(+5V)
Connected to ground.
System clock output terminal.(5MHz)
System clock input terminal.(5MHz)
Reset signal input from main controller.
Serial clock input from main controller.
Not used.
Not used.
VOLUME A signal input.
VOLUME B signal input.
Not used.
Not used.
Headphone detect signal input. H=ON,L=OFF
Connected to ground.
Not used.
KEY input.(AD)
Connected to ground.
Power supply.(+5V)
Power supply.(+5V)
DV5.1 LED driver output.
GROOVE LED driver output.
ENTER LED driver output.
REC LED driver output.
GAME LED driver output.
MO(VIDEO) LED driver output.
TAPE LED driver output.
CD LED drover output.
TUNER LED driver output.
Not used.
Not used.
FL segment signal output.
Power supply.(+5V)
FL segment signal output.
FL gride output.
Pin Name
VDD
VSS
X1
X2
IC
RESET
S-CLK
S-IN
S-OUT
SBSY
NO USE
NO USE
VOL-A
VOL-B
NO USE
NO USE
HEADHONE
AVSS
NO USE
KEY2-KEY0
VSS
AVDD
VDD
DV5.1-LED
PRO-LED
ENTER-LED
REC-LED
GAME-LED
MO/VIDEO-LED
TAPE-LED
CD-LED
TUNER-LED
GROOVE
NO USE
S29-S8
VDD2
VLOOD
S7-S0
G11-G0
• PANEL BOARD IC701 UPD780232GC-031-8BT (DISPLAY CONTROL)