Sony HCD-MDX10 - Compact Disk Deck Receiver Component Service Manual page 82

• IC601 DISPLAY CONTROL (TMP88CS77F-6003) (DISPLAY board)
Pin Name
Pin No.
1 JOG A
2 to 4 LED
5 WAKE UP
6 to 8 LED
9 L SEL
10 JOG B
11, 12 VOL A, VOL B
13 to 15 DISC 3 LED to
DISC 1 LED
16 MD LED
17 to 20 KEY 3 to KEY 0
21 MD REC R
22 S LOW (F01)
23 BPF 1 (F02)
24 BBF 2
25 BBF 3
26 BBF 4
27 ALL B (L+R)
28 MD REC L
29 VSS I/O
30 VASS
31 VA ref
32 VDD I/O
33 to 50 G18 to G1
51 VDD FV7
52 to 86 S1 to S35
87 VKK
88 VDD for CPU
89 X IN
90 VSS for CPU
91 X OUT
92 Reset
93, 94 LED
95 TAST
96 LED
97 I 2 C DATA
2
98 I C CLK
99 LED
100 SIRCS
I/O
I Rotary encoder (S601) pulse input
O LED switch signal
O WAKE UP signal
O LED switch signal
O LED select signal
I Rotary encoder (S601) pulse input
I Rotary encoder (S602) pulse input
O LED switch signal
O LED switch signal
I Key input
O MD REC R signal
O Sptctrum analyzer input (Super low flegency) (40Hz)
O Sptctrum analyzer input (100Hz)
O Sptctrum analyzer input (400Hz)
O Sptctrum analyzer input (2KHz)
O Sptctrum analyzer input (6KHz)
I Sptctrum analyzer input (all band)
O MD REC L signal
– Ground
– Ground
I Analog reference voltage input
– Power supply (+5V)
O FL gride signal output
– Power supply (+5V)
O FL segment signal output
– Power supply (-30V)
– Power supply (+5V)
I X'tal (12.5MHz)
– Ground
O X'tal (12.5MHz)
I Reset signal input from main controller
O LED switch signal
I Connected ground
O LED switch signal
O Data output for IC501
O Clock output for IC501
O LED switch signal
I Remote commander signal input
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Function