Sharp DV-500D, Technical Manual

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DV-560H
Pin No. Terminal name I/O Operation function
1 TE BAL I Control input to change the sub-beam subtraction ratio in case of 3-beam system
tracking error (TE) signal generation.
2 SBIN I Sub-beam addition amp. reverse input.
3 SBOUT O Sub-beam addition amp. output.
4 3BTE O 3-beam TE signal intermediate output.
5 3BIN I 3-beam TE level adjusting amp. reverse input.
6 3BOUT O 3-beam TE level adjusting amp. output.
7 NC – –
8 DPDTE I Input of DPD system TE signal.
9 GND1 – Servo system ground.
10 RPDetB O RF ripple detector RF bottom hold external capacity.
11 DetSR O RF ripple detector response rate setting resistance.
12 RPDetP O RF ripple detector RF peak hold external capacity.
13 VCC2 – Power
14 ADJ.FIL O Filter external capacity for DVD-EQ-time constant compensation.
15 MCK I Clock input for DVD-EQ-time constant compensation.
16 GND2 – Ground
17 2Vref FIL O Reference voltage smoothing external capacity.
18 2Vref O Reference voltage x2 output.
19 Vref FIL O Reference voltage smoothing external capacity.
20 Vref O Reference voltage output.
21 TEOUT O TE output after DPD/3B selection.
22 NC – –
23 PRE FIL O RF prefilter output.
24 NC – –
25 DVDGD I DVD-EQ group delay characteristics control input.
26 FEIN I Focus error (FE) signal output amp. reverse input.
27 FEOUT O FE output.
28 FWR FIL O Filter external capacity to DVD-WV detection signal.
29 RFcen O Amplitude center voltage output of RF ripple signal.
30 RFRPOUT O RF ripple signal output.
31 RFR FIL O RFRP signal filter external capacity.
32 GND3 – RF system ground.
33 RPsel I Control input in case of selection of DVD-WV detection signal for RFRPOUT.
34 RF DVDOUT O EQ output of DVD.
35 RFcenB O RFRP center level detection. RFRP bottom hold external capacity.
36 RFcenP O RFRP center level detection. RFRP peak hold external capacitor.
37 VCC4 – VCC for reference voltage.
38 DPD/3Bsel I Control input to select DPD or 3B for TE signal. H:3B L:DPD
39 RF CDOUT O CD-EQ output.
40 CDTime I CD-EQ curve frequency adjustment input.
41 DVDTime I DVD-EQ curve frequency adjustment input.
42 CDEQ I CD-EQ curve peak gain adjustment input.
43 DVD EQ I DVD-EQ curve peak gain adjustment input.
44 SQsel I CD-EQ x1/x4 linear speed selection input. H: x1 speed L: x4 speed.
12-3
12-3. IC303 IX1462GE
RF SIGNAL PROCESSING