Service manual

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CD-RW5000
FunctionPort Name
Input/Output
1 VSS Input GND
2 DATA Input Sirial data input
3 CLOCK Input Sirial clock input
4 LCK Input Latch clock input
5 Q0 Output Panel LED
6 Q1 Ourput > I I LED
7 Q2 Output << LED
8 Q3 Output >> LED
9 Q4 Output Stop LED
10 Q5 Output Not used
11 Q6 Output CD 6 LED
12 Q7 Output CD 5 LED
13 Q8 Output CD 4 LED
14 Q9 Output CD 3 LED
15 Q10 Output CD 2 LED
16 Q11 Output CD 1 LED
17 OE Output Output enable
18 VDD Input Power supply
Pin No.
IC702 VHiBU2092F/-1: Output Expander (BU2092F)
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
FunctionPort Name
Input/Output
1 VSS Input GND
2 DATA Input Sirial data input
3 CLK Input Sirial clock input
4 LCK Input Latch clock input
5 Q0 Output For CD power control
6* Q1 Output Not used
7* Q2 Output Not used
8* Q3 Output Not used
9 Q4 Output CD/CD-R input selection
10* Q5 Output LCD reset
11* Q6 Output Panel control switch
12 Q7 Output Panel control output close
13 Q8 Output Panel control output open
14 Q9 Output Fan motor ON/OFF
15 Q10 Output AUX analog/OPT digital selection
16 Q11 Output AUX analog/PHONO input selection
17 OE Input Output enable
18 VDD Input Power supply
Pin No.
IC912 VHiBU2092F/-1: Output Expander (BU2092F)