Jvc KDS 600 Service Manual

Page 1

KD-8550/KD-S6OO

. SERV CEWNUM

KD-35T50I KD-SGOO

Area Suffix

J ----- Northern America
E ----- Continental Europe

COMPACT
DIGITAL AUDIO
Remote
MOdel control unit
KD-SSSO --
KD-ssoo 0
Contents
Safety precaution ----------------------- 1-2 Maintenance of laser pickup --------- 2-10
Instructions ----------------------- 1-3~13 Description of major ICs ------------- 2-11
Location of main parts ----- 2-1 Block diagram --------------------------- 2-23
Disassembly method 2.2 Standard schematic diagrams -------- 2-24
Adjustment method -------------------- 2-7 Printed Circuit board ------------------ 2-27~28
Flow of functional operation Parts list ----------------------------------- 3-1 ~1 1

until TOC read ---------- 2.3

This service manual is made from 100% recyolad paper. "0.49524
COPYRIGHT© 1999 VICTOR COMPANY OF JAPAN, LTD
Dec. 1 999

Page 2

KD-SS5OIKD-8600

Safety precaution

A CAUTTON Burrs formed during molding may be left over on some parts of the chassis. Therefore,
pay attention to such burrsin the caseof pretorming repair of this system.

A CAUHON Please use enough caution not to seethe beam directly or touch it in case of an
adjustment or operation check.

Page 27

KD-SSSO/KD-SBOO

3. Pin function

Pin No. Symbol l/O Description
1 PD | AFC amp input terminal
2 LD 0 APC amp output terminal
3 LD ON I APC ONIOFF control terminal
4 LDP -- Connect to ground
5 VCC -. Power supply
6 HF- I Inverse input pin for RF amp
7 RF OUT 0 FtFamp output
a RF IN | HP input
9 CAGC I/O Connecting pin of AGC loop filter
10 AFtF 0 RF output
11 C.ENV l/O A capacitor is connected to this terminal to detect the envelope of RF signal
12 CEA |/O A capacitor is connected to thisterminal to detect the envelope of RF signal
13 CS BDO I/O A capacitor is connected to detect the-lower envelope of RF signal
14 B00 0 BBQ output pin
15 CS BRT I/o A capacitor is connected to detect the lower envelope of RF signal
16 Or-TFI 0 Of-track status signal output
17 INFIFDET 0 RF detection signal output
18 GND -- Ground
19 ENV O Envelope output
20 VREF 0 Reference voltage output
21 LD OFF -- Connect to ground
22 VDET 0 Vibration detection signal output
23 TE BPF | Input pin of tracking error through BPF
24 CROSS 0 Tracking error cross output
25 TE OUT 0 Tracking error signal output
26 TB l Inverse input pin for tracking error amp
27 FE OUT 0 Output pin of focus error
28 FE- l Inverse input pin for focus error amp
29 FBAL I Focus balance control
30 TBAL | Tracking balance control
31 PDFR l/O F l-V amp gain control
32 PDER I/O E I-V amp gain control
33 PDF | l-V amp input
34 P05 | I-V amp input
35 PD 30 i l-V amp input
36 PD AC | I-V amp input

2-13