Sony HCD-ZX80D Service Manual page 79

PANEL BOARD IC902 MB90M407PF-G-149E1 (DISPLAY CONTROLLER)
Pin No. Pin Name
1 to 8
G8 to G1
9, 10
P1, P2
11
VSS-IO
12 to 22
P3 to P13
23 VDD-FIP
24 to 41
P14 to P31
42
VSS-IO
43 to 47
P32 to P36
48 VKK
49, 50
MD0, MD1
51
MD2
LED-CD/DVD,
52
TUNER
LED-TAPE,
53
TV/SAT
LED-VIDEO,
54
(PAUSE, STOP)
LED-
55
(AMS+, AMS-),
(FF, FR)
56
LED-VOLUME 1, 2
57
LED-VOLUME 3, 4
58 LED-VOLUME 5, 6
59 LED-VOLUME 7, 8
60 I2C-DATA
61 I2C-CLOCK
62 AVCC
63 AVSS
64 to 66 KEY 0 to KEY 2
67
ALL-BAND
68 BF4
69 BF3
70 BF2
71 BF1
72
OPERATION DIAL
73
JOG-X-ROUND
74
VOLUME
LED-
75
(BEAT JUMP,
BEAT MAX)
LED- (BALANCE,
76
WAVE, FADER,
RANDOM), DELAY
77 RESET
LED-FLANGER,
78
CHORUS
79 LED-PLAY
80 LED SELECTOR
I/O
O
Grid drive signal output to the fluorescent indicator tube
O
Segment drive signal output to the fluorescent indicator tube
- 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
- Ground terminal (for I/O port)
O
Segment drive signal output to the fluorescent indicator tube
-
Power supply terminal (-36V) (for fluorescent indicator tube)
I
Setting terminal for the CPU operation mode Fixed at "H" in this set
I
Setting terminal for the CPU operation mode Fixed at "L" in this set
O LED drive signal output for the DVD and TUNER/BAND indicator "H": LED on
O LED drive signal output for the TAPE A/B and TV/SAT indicator "H": LED on
O LED drive signal output for the VIDEO, pause and stop indicator "H": LED on
O LED drive signal output for the AMS+, AMS-, FF and FR indicator "H": LED on
O LED drive signal output for the volume level 1 and 2 indicator "H": LED on
O LED drive signal output for the volume level 3 and 4 indicator "H": LED on
O LED drive signal output for the volume level 5 and 6 indicator "H": LED on
O LED drive signal output for the volume level 7 and 8 indicator "H": LED on
I/O
Two-way I2C data bus with the master controller
I/O
Two-way I2C clock bus with the master controller
- Power supply terminal (+3.3V) (for A/D converter)
- Ground terminal (for A/D converter)
I Front and top panel key input terminal (A/D input)
I
Spectrum analyzer drive signal input from the band-pass filter
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 (for 300 Hz)
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 8 kHz)
I Jog dial pulse input from the rotary encoder (OPERATION DIAL)
I Jog dial pulse input from the rotary encoder (X-ROUND JOG)
I Jog dial pulse input from the rotary encoder (MASTER VOLUME)
O LED drive signal output for the BEAT JUMP and BEAT MAX indicator "H": LED on
LED drive signal output for the BALANCE, WAVE, FADER, RANDOM and DELAY indicator
O
"H": LED on
Reset signal input from the master controller "L": reset
I
O LED drive signal output for the FLANGER and CHORUS indicator "H": LED on
O LED drive signal output for the play indicator "H": LED on
O LED selection signal output terminal
HCD-ZX80D/ZX100D
Description
79