Ic Pin Function Description - Sony ZS-D5 Service Manual

7-17. IC PIN FUNCTION DESCRIPTION

• IC801 CXP83124A-021Q
Pin No. Pin Name
1 C-SCOR
2 REG-CHK
3 RMC
4 C-XRST
5 C-XLAT
6 C-DATA
7 B-MUTE
8 C-CLK
9 C-SENSE 1
10 P-CONT
11 C-SQCK
12 C-SQSO
13 C-SENSE 2
14 T-MOTOR CONT
15 PL-CONT
16 HALF (M/D)
17 T-HEAD POS
18 NC
19 Write protect (A)
20 Write protect (B)
21 R-ST
22 R-CLK
23 R-DATA
24 R-CE
25 R-CONT
26 –
27 AMS
28 CD-OP/CL
29 NC
30 KEY 1
31 KEY 2
32 KEY 3
33 KEY 4
34 +8.5V-CHK
35 INIT
36 Destination
37 R-SHIFT
38 RESET
39 OSC-OUT
40 OSC-IN
41 GND
42 NC
43 NC
44 V REF
45 GND
46 VDDL
47 VDD3
48 VDD2
49 VDD1
50 COM0
I/O
I CD DSP command date output
I
I Remote control input signal
O CD-system reset
O CD DSP for command latch
O CD DSP command date output
O CD and TUNER mute output
O CD DSP for command CLK output
I CD SENSE input
O Regulator control
O CD SUB-Q read-out clock
O CD-SQSO data input
I CD SENSE input
O
O
I Tape exist/not exist check
I
– Not used (open)
I Write protect (A)
I Write protect (B)
I Tuner stereo receive signal
O PLL IC clock output
O PLL IC data output
O PLL IC chip enable output
I PLL IC data input
– Not used (open)
I
O
– Not used (open)
I Key input
I Key input
I Key input
I Key input
I DC voltage check
I INITIAL
I Destination Radio destination read-in input
O
I Reset
I 4.19 MHz input
O 4.19 MHz input
– Ground
– Not used (open)
– Not used (open)
I
– Ground
I LCD drive bias control terminal
I Bias power source supply terminal for LCD drive
I Bias power source supply terminal for LCD drive
I Bias power source supply terminal for LCD drive
O LCD common output
Description
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