Sony SS-DX50, Service Manual

Page: 46 / 76

44
HCD-DX50/RG80
• IC601 MB90M407PF-G-103-BND (DISPLAY CONTROL) (PANEL BOARD)
Pin No.
1 - 5
6 - 10
11
12 - 22
23
24 - 42
43
44 - 47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64 - 66
67 - 70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85 - 91
92
93 - 100
I/O
O
O
—
O
—
O
—
O
—
I
I
I
O
O
O
O
O
O
O
O
O
O
—
—
I
I
I
I
I
O
O
O
—
I
I
I
—
—
—
—
—
O
O
Pin Name
G5-1
P1-5
VSS-IO
P6-16
VDD-FIP
P17-35
VSS-IO
P36-39
VKK
MD0
MD1/VDD-VFT
MD2
REC/PAUSE LED
ENTER LED
TAPE A/B LED
TUNER LED
MD/VIDEO LED
CD/VCD LED
GAME IN LED
DISC 1 LED
IIC DATA
IIC CLK
AVCC
AVSS
KEY0-2
BPF4-1
BPF0
BPF5
ALL BAND
DISC 2 LED
DISC 3 LED
VIDEO SWITCH
RESET
HEADPHONE
VOL 1B
VOL 1A
VSS-CPU
X0
X1
VCC-CPU
N.C.
SOFT TEST
G13-6
Description
FL grid signal output
FL segment signal output
Ground for I/O port
FL segment signal output
Power supply for FL tube
FL segment signal output
Ground for I/O port
FL segment signal output
-30V for FL tube
Micom operation mode (10k pull-up)
Micom operation mode
Micom operation mode (10k pull-down)
REC/PAUSE LED control signal output
ENTER LED control signal output
TAPE A/B LED control signal output
TUNER LED control signal output
MD/VIDEO LED control signal output
CD/VCD LED control signal output
GAME IN LED control signal output
DISC 1 LED control signal output
IIC DATA signal output
IIC CLK signal output
Power supply for A/D
Ground for A/D
Key input (A/D)
BPF input (A/D)
SUPER LOW FREQUENCY (BPF input)
BPF input (A/D)
L+R (BPF input)
DISC 2 LED control signal output
DISC 3 LED control signal output
Not used
Reset signal input
Headphone detect signal input (H=ON,L=OFF)
Volume 1B signal input
Volume 1A signal input
Ground for CPU
Oscillator
Oscillator
Power supply for CPU
Not used
Not used
FL grid signal output