Function Table Of Ic - Sharp CD-M10000W Service Manual

IC1 VHiLC78645NE1: CD Servo (LC78645NE) (1/2)
Terminal Name Input/Output Setting in Reset
Pin No.
1 SLCO
2 SLCIST
3 EFMIN
4 RF
5 RFVDD
6 RFVSS
7 FIN1
8 FIN2
9 TIN1
10 TIN2
11 VREF
12 REFI
13* FE
14 TEC
15* TE
16* RFMON
17 JITTC
18 ADAVDD
19 ADAVSS
20 TDO
21 FDO
22 SPDO
23 SLDO
24* GPDAC
25 CONT4 Input/Output
26 CONT5 Input/Output
27* SBCK/CONT6 Input/Output
28 SBCK/FG
29* DEFECT
30* V/1P
31* FSEQ
32* MON11
33* MON12
34* MON13
35* MON14
36* MON15
37 VSS
38 VDD
39* DOUT
40 TEST
41 LVDD
42 LCHO
43 LVSS
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
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FUNCTION TABLE OF IC

Output —
For slice level
Input —
Input —
Output — RF signal monitor terminal.
Input — RF power terminal.
— — RF earth terminal. To be connected to 0 V.
Input — A+C signal input terminal.
Input — B+D signal input terminal.
Input — E signal input terminal.
Input — F signal input terminal.
Output RFVDD/2 VREF voltage output terminal.
Input — Reference supply setting terminal.
Output ZHI FE signal monitor terminal.
Output — LPF capacitor connection terminal for TE signal.
Output ZHI TE signal monitor terminal.
Output ZHI RF internal signal monitor terminal.
— — Capacitor connection terminal for jitter detection.
Input — Power terminal for servo A/D, D/A.
— — Earth terminal for serve A/D, D/A. To be connected to 0 V.
Output ADAVDD/2 Output terminal for tracking control. D/A output.
Output ADAVDD/2 Output terminal for focus control. D/A output.
Output ADAVDD/2 Output terminal for spindle control. D/A output.
Output ADAVDD/2 Output terminal for sled control. D/A output.
Output ADAVDD/2 Servo D/A general-purpose output terminal.
Input Mode General-purpose I/O terminal 4.
Input Mode General-purpose I/O terminal 5.
Input Mode General-purpose I/O terminal 6 or
Subcode reading clock input terminal.
Input — Subcode reading clock input terminal/FG signal input terminal/external
emphasis setting terminal. Terminal functions are set by commands. When
not used, connect to 0 V.
Output L Defect terminal.
Output H Auto switching monitor output terminal for rough servo phase control. "H":
rough servo, "L": phase servo.
Output L Sync signal detection output terminal.
The status changes to "H" when the sync signal detected in EFM and the
sync signal of internal generation are identified.
Output L Internal signal monitor terminal 1.
Output L Internal signal monitor terminal 2.
Output L Internal signal monitor terminal 3.
Output L Internal signal monitor terminal 4.
Output L Internal signal monitor terminal 5.
— — Digital system earth terminal. To be connected to 0 V.
Input — Digital system power terminal.
Output L Digital OUT output terminal. (EIAJ format)
Input L Input terminal for test. To be connected to 0 V.
Input —
Left channel
Output LVDD/2
D/A converter
— —
Function
Control output.
Resistor connection terminal for SLCO output current setting.
control.
RF signal input terminal.
Power supply for Left channel.
Left channel output.
GND for Left channel. Must be connected to 0 V.
– 45 –
CD-M10000W/CP-M10000
Controlled by commands from the
microcomputer. When not used, set
them as input terminals and connect
to 0 V, or set them as output
terminals and leave open.