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S/M No. : VTB834NET4
Service Manual
MODEL: [Hi-Fi] DV-6T834N/DV-6T834B
DV-6T834NP/ DV-6T844N
DV-6T844B/DV-6T955B
DV-6T975B/DV-6T985B
DV-6T985M/DV-6T999B
DV-6T999N
DV1030/DV1040/SC104
[Mono] DV-6T534N/DV-6T534B
DV-6T544N/DV-6T544B
E4000
Caution :
In this Manual, some parts can be changed for improving, their
performance without notice in the parts list. So, if you need the latest
parts information,please refer to PPL(Parts Price List) in Service
Information Center (http://svc.dwe.co.kr).
DAEWOO ELECTRONICS CORP.
http : //svc.dwe.co.kr May. 2004
CONTENTS
SPECIFICATIONS ...............................................................................................................2
ADVANTAGES OF THIS PRODUCT....................................................................................3
CIRCUIT OPERATIONAL DESCRIPTION ...........................................................................5
TROUBLE SHOOTING....................................................................................................................9
WAVEFORMS ................................................................................................................................35
VOLTAGE CHARTS ......................................................................................................................44
CIRCUIT DIAGRAM.......................................................................................................................48
BLOCK DIAGRAM ........................................................................................................................60
PCB CIRCUIT BOARD..................................................................................................................68
INSTRUMENT DISASSEMBLY .....................................................................................................71
ELECTRICAL PARTSLIST............................................................................................................81
1
SPECIFICATIONS
Power AC 120V, 60Hz (AC220V, 50/60Hz Chile only)
Consumed electricity 24W (supplementary 4W)
Weight 4.6kg
Dimension (WxHxD) 435mm x 93mm x 255mm
Operative temperature +5