Sharp CD-MD3000H Service Manual

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CD-MD3000H/CD-MD3000W
1 RF1 RF signal input terminal 1. Input of RF signal output of pickup
2 RF2 RF signal input terminal 2. Input of RF signal output of pickup
3 RF3 RF signal input terminal 3. Input of RF signal output of pickup
4 RF4 RF signal input terminal 4. Input of RF signal output of pickup
5 REFI Reference voltage amplifier input terminal
6 REFO Reference voltage amplifier output terminal
7 AOUT Output terminal 1 of signal amplifier for servo (focus servo system)
8 ASW Output terminal 2 of signal amplifier for servo (focus servo system)
9 AIN Reverse input terminal of signal amplifier for servo (focus servo system)
10 BIN Reverse input terminal of signal amplifier for servo (focus servo system)
11 BSW Output terminal 2 of signal amplifier for servo (focus servo system)
12 BOUT Output terminal 1 of signal amplifier for servo (focus servo system)
13 EOUT Output terminal 1 of signal amplifier for servo (tracking servo system)
14 ESW Output terminal 2 of signal amplifier for servo (tracking servo system)
15 EIN Reverse input terminal of signal amplifier for servo (tracking servo system)
16 FIN Reverse input terminal of signal amplifier for servo (tracking servo system)
17 FSW Output terminal 2 of signal amplifier for servo (tracking servo system)
18 FOUT Output terminal 1 of signal amplifier for servo (tracking servo system)
19 EOUT Output terminal 1 of signal amplifier for servo (tracking servo system)
20 BOUT Output terminal 1 of signal amplifier for servo (focus servo system)
21 AOUT Output terminal 1 of signal amplifier for servo (focus servo system)
22 TCGO Group mode: Track cross detection signal amplifier output terminal
23 TCGI Group mode: Track cross detection signal amplifier input terminal
24 RFADD Resistance addition output terminal of RF1 - RF4
25 DTEMP Chip temperature detection terminal
26 SGAIN Switch section control terminal of amplifier for servo
27 DISC Pit mode, groove mode selecting control terminal
28* OPICPW Power output terminal for OPIC
29 VCC2 Power supply terminal of digital section and power section
30* WBO Comparator output terminal for binary coded ADIP signal
31 GND2 GND terminal of digital section and power section
32 ADIPO ADIP signal preamplifier output terminal
33* ADIPNF ADIP signal AGC amplifier output terminal
34 ADAGC Smoothing capacitor connection terminal for ADIP signal AGC
35 ADAGI ADIP signal AGC amplifier input terminal
36 2-1 Differential signal of RF1, RF2
37 EFMO RF signal AGC amplifier output terminal
38 DCNF Smoothing capacitor connection terminal for RF signal AGC amplifier reference voltage
39 EFMAGC Smoothing capacitor connection terminal for RF signal AGC
40 VCC1 Analog section power supply terminal
41 BIAS Bias input terminal
42 GND1 Analog section GND terminal
43 NIN RF signal AGC amplifier reverse input terminal
44 PITG Pit mode: Ground terminal
45 3 + 4 Groove mode: Resistance addition output terminal of RF3 and RF4
46 PIN RF signal AGC amplifier non-reverse input terminal
47 1 + 2 Groove mode: Resistance addition output terminal of RF1 and RF2
48 1234 Pit mode: Resistance addition output terminal of RF1 - RF4
IC1101 VHiiR3R58M/-1:RF Signal Processor (IR3R58M)
Pin No.
Function
Terminal Name
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.

Sharp CD-MD3000H Specifications

General

Brand	Sharp
Model	CD-MD3000H
Category	Stereo System
Language	English