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PANEL BOARD IC901 MB90M407PF-G-142-BNDE1 (DISPLAY CONTROLLER)
Pin No.
Pin Name
1 to 4
G4 to G1
5 to 10
SEG-1 to SEG-6
11
12 to 22
SEG-7 to SEG-17
23
VDD-FIP
24 to 41
SEG-18 to SEG-35
42
43
44
TAPE A LED
45
SPK MODE LED
46
47
GAME, REC LED
48
49
50
51
52
VOL 1, 2
53
VOL 3, 4
54
VOL 5, 6
55
VOL 7, 8
TE
L 13942296513
56
VOL9, 10
57
VOL 11, TUNER BAND
58
TAPE B LED
59
LED SELECT
60
I2C-DAT
61
I2C-CLK
62
63
64 to 69
KEY 0 to KEY 5
70
BPF1-F01
71
BPF2-F02
72
BPF3-F03
73
BPF4-F04
74
ALL BAND
75
76
77
78
SOFT TEST
79
www
80
81
VSS-CPU
82
.
83
84
VCC-CPU
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I/O
O
Grid drive signal output to the fluorescent indicator tube
O
Segment drive signal output to the fluorescent indicator tube
VSS-IO
–
Ground terminal (for I/O port)
O
Segment drive signal output to the fluorescent indicator tube
–
Power supply terminal (+3.3V) (for fluorescent indicator tube)
O
Segment drive signal output to the fluorescent indicator tube
VSS-IO
–
Ground terminal
SEG-36
O
Segment drive signal output to the fluorescent indicator tube
O
LED drive signal output of the tape playback (deck-A) indicator
O
LED drive signal output of the X-ROUND ON/OFF indicator
CD LED
O
LED drive signal output of the CD playback/pause indicator
LED drive signal output of the GAME and REC PAUSE/START indicator
O
"H": LED on
VKK
–
Power supply terminal (–33V) (for fluorescent indicator tube)
MD0
I
CPU operation mode setting signal input terminal
MD1
I
Setting terminal for the CPU operation mode
MD2
I
CPU operation mode setting signal input terminal
O
LED drive signal output of the volume level 1 and 2 indicator
O
LED drive signal output of the volume level 3 and 4 indicator
O
LED drive signal output of the volume level 5 and 6 indicator
O
LED drive signal output of the volume level 7 and 8 indicator
O
LED drive signal output of the volume level 9 and 10 indicator
LED drive signal output of the volume level 11 and TUNER/BAND indicator
O
"H": LED on
O
LED drive signal output of the tape playback (deck-B) indicator
O
LED power selection signal output terminal
Two-way I2C data bus with the DVD system processor, system controller and
I/O
mechanism controller
Two-way I2C clock bus with the DVD system processor, system controller and
I/O
mechanism controller
AVCC
–
Power supply terminal (+3.3V) (for A/D converter)
AVSS
–
Ground terminal (for A/D converter)
I
Front panel key input terminal (A/D input)
I
Spectrum analyzer drive signal input from the band-pass filter (for 8 kHz)
I
Spectrum analyzer drive signal input from the band-pass filter (for 1.2 kHz)
I
Spectrum analyzer drive signal input from the band-pass filter (for 300 Hz)
I
Spectrum analyzer drive signal input from the band-pass filter (for 80 Hz)
I
Spectrum analyzer drive signal input from the band-pass filter
JOG A
I
Jog dial pulse input from the rotary encoder (JOG) (A phase input)
JOG B
I
Jog dial pulse input from the rotary encoder (JOG) (B phase input)
RESET
I
Reset signal input from the master controller
O
Output terminal for the software test
VOL B
I
Jog dial pulse input from the rotary encoder (VOLUME) (B phase input)
VOL A
I
Jog dial pulse input from the rotary encoder (VOLUME) (A phase input)
x
ao
y
–
Ground terminal (for CPU)
XOUT
O
System clock output terminal (4 MHz)
i
XIN
I
System clock input terminal (4 MHz)
–
Power supply terminal (+3.3V) (for CPU)
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8
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3
6 7
1 3
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2 9
9 4
2 8
Description
"H": LED on
Fixed at "H" in this set
1 5
0 5
8
2 9
9 4
"L": VH+9V, "H": VL+9V
"L": reset
m
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HCD-ZX10D
9 9
"H": LED on
"H": LED on
"H": LED on
"H": LED on
"H": LED on
"H": LED on
2 8
9 9
"H": LED on
"H": LED on
91
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