TC-WE435
– 41 – – 42 –
6-17. IC PIN FUNCTION
• IC801 SYSTEM CONTROL (CXP82220-052Q) (MAIN board)
Pin No.
Pin Name
I/O Function
1 PLAYSW (B) I Play switch input (DECK B)
2 GND – Ground
3 METAL (B) I METAL input (DECK B)
4 SIRCS IN I Sircs signal input
5 POWER IN I Power hold input
6 VOL OUT O Volume output
7 A/B SEL I Playback A/B selector input “L” : A, “H” : B
8 CONTROL-A IN I Control A signal input
9 CONTROL-A OUT O Control A signal output
10 FL CLK I FL CLK control input
11 FL DATA IN I Display control input
12 FL DATA OUT O Display control output
13 CS I Sircs signal input
14 NC – Not used
15 REC /PB O Record /playback dolby NR mode selector output “L” : Playback
16 to 23 NC – Not used
24 REC MUTE B O Recording mute output (DECK B)
25 NC – Not used
26 C/B/OFF O Dolby selector “H ”: C,“Open”: B, “L”: Dolby off
27 REC EQ H/N O REC EQ high/normal selector output “L”: Dolby
28 PASS/MUTE/DOLBY O Audio selector “H”: Pass , “Open”: Mute,“L”: Recording
29 BS/AMS/OFF O AMS amp selector “H”: BS, “Open”: AMS, “L”: OFF
30 RELAY (B) I Relay swich input (DECK B)
31 NC – Not used
32 METER (L) I Meter L-CH input
33 METER (R) I Meter R-CH input
34 HALF (B) I Half swich input (DECK B)
35 SHUT (B) I Capstan motor rotation detection input (DECK B)
36 SHUT (A) I Capstan motor rotation detection input (DECK A)
37 HALF (A) I Half swich input (DECK A)
38 RESET I System reset input
39 EXTAL O System clock oscillator output (10 MHz)
40 XTAL I System clock oscillator input (10 MHz)
41 VSS –
42 TX – Ground
43 TEX –
44 VOL IN I Auto rec level control input
45 DIR MODE IN I Key input
46 AVREF – Connected to power supply
47 AV SS – Ground
48 AR LED O AUTO LED driver “H”: ON
49 CD SYNC LED O SYNCHRO LED driver “L”: ON
50 CAP, M2 (B) O
51 CAP, M4 (B) O
52 CAP, M3 (B) O
53 CAP, M1 (B) O
54 to 57 NC – Not used
58 CAP, M2 (A) O
59 CAP, M1 (A) O
Capstan motor driver (DECK B)
Capstan motor driver (DECK A)
Pin No.
Pin Name
I/O Function
60 CAP, M3 (A) O
61 CAP, M4 (A) O
62 to 66 NC – Not used
67 CAP, M H/L O Capstan motor high/normal selector output “L”: ON
68 PITCH ON/OFF O Pitch control ON/OFF output
69 to 70 NC – Not used
71 LINE MUTE O Line mute ON/OFF control output
72 to 87 NC – Not used
88 VF – Ground
89 VDD – Power supply (+5V)
90 N.C – Not used
91 VSS – Ground
92 NC – Not used
93 BIAS (B) O Bias ON/OFF output (DECK B)
94 PITCH CON-SW O Pitch control ON/OFF control output “L”: ON
95 AMS IN I AMS amp selector
96 TRG (B) O Trigger control output (DECK B)
97 TRG (A) O Trigger control output (DECK A)
98 NC – Not used
99 PLAYSW (A) I Play swich input (DECK A)
100 70U I Ground
Capstan motor driver (DECK A)
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TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
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