5-7. Ic Pin Function Description - Sony HCD-D11 Service Manual

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5-7. IC PIN FUNCTION DESCRIPTION

DISPLAY Board IC701 µPD78044AGF-102-3B9 (System Control)
Pin No. Pin Name I/O
1 7G
2 6G
3 5G
4 4G O
5 3G
6 2G
7 1G
8 VDD –
9 CD CLOCK O
10 CD DATA O
11 SENSE I
12 XLT O
13 PRGL O
14 SQCLK O
15 – –
16 SUB Q I
17 RESET –
18 BACK UP I
TE
L 13942296513
19 MD/TC I
20 A/D GND –
21 FCS SW O
22 LOAD OUT O
23 LOAD IN O
24 ADJ I
25 IN/OUT SW I
26 VERSION I
27 KEY IN I
28 KEY IN I
29 A/DVDD –
30 AVREF –
31 XT1 –
32 XT2 –
33 GND –
34 X1 –
35 X2 –
36 STD OUT O
37 STD IN I
38 ST CLK O
39 ST CE O
40 www DATA O
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LCD drive
Power supply (+5 V)
CD serial clock output
CD serial data output
SENS input from DSP (CXD2507AQ)
Latch output to DSP (CXD2507AQ)
Latch output to D/A converter (PCM710µ)
Sub-code Q data scanning clock output
Not used (OPEN)
Sub-code Q data serial input
System reset
Back up mode input terminal
MD/TC select data input terminal
A/D converter Ground terminal
Focus gain select data output
Loading motor (M903) load out output
Loading motor (M903) load in output
CD test mode input "L": Test mode
CD tray loading IN/OUT switch input
Model select input
CD control key input
Amplifier control key input
A/D converter power supply (connect to VDD)
A/D converter refernce voltage input
Sub system clock (32.768kHz)
Sub system clock (32.768kHz)
Ground
Main system clock (5MHz)
Main system clock (5MHz)
Data output to LC72130
Data input from LC72130
Clock output to LC72130
Latch output to LC72130
Data output to TC9210 (Electrical volume) and BU2092 (Serial/Parallel)
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Function
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3 6 7 1 3 1 5
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9 4 2 8
0 5 8 2 9 9 4 2 8
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9 9
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