Aiwa 4ZG-1 Service Manual page 25

IC, µPD78016FGC
Pin No. Pin Name
1 RBPLS
2 AMUTE
3 GFS
4 XVCDMD
5 MD2
6 EMPH
7 SQSO
8 SQCK
9 VSS
10 SWNT
11 SWAUTO
12 SWPAL
13 EMERG
14 NC
15 LPCSEL
16 NC
17 LOCK
18 DMUTE
19 SENS
20 XCDRST
21 DATA
22 XLAT
23 CLOK
24 VSS
25 FOK
26 SENS2
27 XBUSY
28 NC
29 NC
30 NC
31 TST0
32 TST1
33 TST2
34 TST3
35 RESET
36 HRDY
37 XHINT
38 NC
39 SCOR
40 VDD
41 XO
I/O
O RADIAL BALANCE PLUS.
O AUDIO ANALOG MUTE (H=MUTE ON).
I GFS.
I AUDIO/VIDEO CD MODE (L=VCD=SPINDLE GAIN UP).
O DOUT MUTE CONT.
I EMPHASIS.
I SQDATA FROM CD.
O SQCLK TO CD.
— GND.
I SW TV OUT MODE (L=NTSC).
I SW TV OUT MODE (L=NTSC/PAL AUTO).
I SW TV OUT MODE (L=PAL).
I POWER EMERGENCY STOP (L*3sec=STOP).
— Nou used.
I "LPC ON/OFF (H=ON, NORMAL)".
— Nou used.
O GFS (FRAME SYNC) LOCK (NO USE=H).
O DIGITAL DATA OUT MUTE.
I DSP SENS1 FROM CD.
O CD RESET.
O DATA TO CD.
O XLT TO CD.
O CLK TO CD.
— GND.
I FOCUS OK.
I SSP SENS2 FROM CD.
I/O READY/BUSY I/O TO HOST OD.
—
— Nou used.
—
I/O
I/O
CHECK LAND.
I/O
I/O
I RESET.
I HRDY FROM CL680.
I HINT FROM CL680.
— Nou used.
I SCOR FROM CD.
— 5.0VDD.
O 8.0MHz CERALOCK.
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Description