Sharp XL-3000V service manual Copyright 2001 by Sharp Corporation

Page 72

XL-3000V

A

B

C

D

E

F

908

902

SP3,4

910x2

909

907

SP1,2

910x4

 

 

Tweeter

901

 

SP3 (L-CH)

 

SP4 (R-CH)

 

 

906

Black

 

Capacitor

 

 

 

 

909

White Line

 

White Line

 

905x2

 

 

904

Black

 

 

 

G

H

903

905x2

Tweeter

SP3 (L-CH) SP4 (R-CH)

Woofer SP1 (L-CH) SP2 (R-CH)

Woofer

SP1 (L-CH)

SP2 (R-CH)

Capacitor

3.3F,50V

(N.P)

909

1

2

3

4

5

6

Figure SPEAKER EXPLODED VIEW

COPYRIGHT © 2001 BY SHARP CORPORATION

ALL RIGHTS RESERVED.

No part of this publication may be reproduced, stored in a retrieval system, or transmitted in any from or by any means, electronic, mechanical, photocopying, recording, or otherwise, without prior written permission of the publisher.

SHARP CORPORATION

AV Systems Group

Audio Systems Division

Higashihiroshima, Hiroshima 739-0192, Japan

Printed in Japan

A0108-1009SS•HA•C

EX

Image 72
Contents Contents Model XL-3000VAC Power Cord and Plug Adaptor Voltage SelectionSpecifications Names of Parts Front panelDisplay Rear panelRemote control Setting the Clock System Connections Setting the AC voltage selector Connecting the AC power lead Listening to a CD Disassembly LED PWBPWB Removing and Reinstalling the Main Parts How to remove the CD lid See FigPerform steps 1,2 and 7 of the disassembly method to remove CD Mechanism Section See FigAdjustment Setting the Test ModeFM Detection FM Mute LevelIC15V BEXTest Video CD Video PWB-DDisc Checking Setting Checking of vector scope waveformChecking the black-and-white level Video OUTTurning on the test mode Tuner Test Mode Test Outline of tuner radio test modeDetails of tuner test mode Electronic volume Test Mode Test Timer test Mode TestLCD Test Mode Test Key input diagnosis Test Mode Test FF/PRESET UP ON-OFF CD PLAY/PAUSE/TUNING UP ON-OFFVolume UP ON-OFF Volume Down ON-OFFSwitch PWB CD Motor PWBFOCUS/TRACKING SPIN/SLED DriverPower PWB-B RminalMain PWB PWBDisplay PWB Lamp PWBTuner PWB IC10V IC15VVideo CD Decoder IC16VIC11V Buffer AMPVideo CD Encoder Terminal PWB-A4 FromVideo PWB-D Tuner PWB-A2 CNS7 FromVideo Signal CD SignalFM Signal VolumeSERVO/SIGNAL Control CD Motor PWB-C CD LID Motor DriverSchematic Diagram 5/10 AM Signal FM Signal Tuner PWB-A2Main PWB-A11/2 CNP307Display PWB-A3 Lamp PWB-A7System Schematic Diagram 8/10 Video PWB-D IC10VROM 256Kx16 Video CD DecoderVideo Signal CD SignalXL-3000V Buffer AMPTo 15 are waveform numbers shown MER AssisFrom Display PWB-A3 SpindleAntenna OhmsTo Main PWB-A1 To Main To VideoPink Video PWB-D TOP View Video PWB-D Bottom ViewIC14V IC16VWaveforms of CD Circuit Troubleshooting When the CD does not functionParts Code UDSKA0004AFZZ HF Error FailureSled Motor Operating FailureLaser failure Focus failureFocus servo sawtooth wave failure Spindle motor clv servo failureDMO HF error No soundTEI Tezi RFITrack search failure Sled motor operation failureSled servo failure IC401 VHiLC75342M-1 Function/Volume Equalizer LC75342M Function Table of ICPin No Port Name Function Test VSS Pin No Terminal Name Input/Output Function IC701 RH-iX0038SJZZ System Microcomputer/FL driver IX0038SJ SEG25-SEG0IC801 VHiTA2109F/-1Servo Pre Amp. TA2109F IC802 VHiTC9462F/-1 Servo/Signal Control TC9462F 1/3 Uhso HSOPin No Port Name Input/Output Function IC802 VHiTC9462F/-1 Servo/Signal Control TC9462F 2/3 IC802 VHiTC9462F/-1 Servo/Signal Control TC9462F 3/3 IC802 VHiTC9462F/-1 Servo/Signal Control TC9462FCH1-OUT-A CH1-OUT-BCH1-IN-A CH1-IN-BIC14V VHiES3883F/-1 Video CD Encoder ES3883F 1/2 IC14V VHiES3883F/-1 Video CD Encoder ES3883F 2/2 ICV14 VHiES3883F/-1 Video CD Encoder ES3883F IC16V RH-iX0025SJZZ D-RAM 256Kx16 IX0025SJIC15V VHiES3880F/-1 Video CD Decoder ES3880F ES3880F Aclk AOUT/SELPLL0 AtclkLCD701 RV-LX0012SJZZ LCD Display MemoryFor U.S.A. only IC10V RH-IX0041SJZZ IC11V VHINJM4565M-1IC14V IC15VVCKYPA1HB102K VCKYPA1HF223ZRC-GZA227AF1C RC-GZW228AF1VRC-EZD107AF1A VCKYCY1EB104KRC-GZA227AF1A VCKYCY1EB563KR358VRS-CY1JB822J R359VRS-CY1JB182J R360VRS-CY1JB472J R393VRS-CY1JB102J R395VRD-ST2CD473JR607VRS-CY1JB682J R621VRS-CY1JB223JQCNCM998DAFZZ QCNCM037ESJZZCNP801V QCNCW010MSJZZ QCNCW007RSJZZLX-WZ9006SJZZ CPNLS1006SJ01TSPC-0221SJZZ HSY042SPK07302 PWB-A6 PWB-A5PWB-A7 PWB-A3 PWB-A8Copyright 2001 by Sharp Corporation