Technics SL-DZ1200PP Service Manual page 69

28 GCTRL
Pin Terminal I/O
No. Name
29 FBAL
30 TBAL
31 E
32 F
33 D
34 B
35 C
36 A
17.5. IC102 (C2BBGE000781): / SYSTEM CONTROL
Pin Terminal I/O
No. Name
1 P15
2 P16
3 P17
4 AV
SS
5 P130
6 P131
7 AVREF1
8 P70
9 P71
10 P72
11 P20
12 P21
13 P22
14 P23
I GCTL terminal
Function
I FBAL control terminal
I TBAL control terminal
I Tracking signal input
terminal 1
I Tracking signal input
terminal 2
I Focus Signal input
terminal 4
I Focus Signal input
terminal 2
I Focus Signal input
terminal 3
I Focus Signal input
terminal 1
Function
I Loading switch detected
signal
I Inner switch detected
signal
I Ejection switch detected
signal (for debugging)
- GND for A/D converter
and D/A converter
O Reset output terminal to
DSP IC
O Reset output terminal to
Decoder I/F IC
I Power supply for D/A
converter
- Not used, open
- Not used, open
- Not used, open
I DSP sub code Q data
input signal
- Not used, open
O Clock output signal for
DSP sub code Q register
I DSP status input signal
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