Technics SL-DZ1200PP - 17.5. IC102 (C2 BBGE000781):; SYSTEM CONTROL

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