Mitsubishi Electric WS-48513 User manual

CAUTION:
Before servicing this chassis, it is important that the service person read the "SAFETY PRECAUTIONS" and
"PRODUCT SAFETY NOTICE" contained in this manual.
MITSUBISHI DIGITAL ELECTRONICS AMERICA, INC.
9351 Jeronimo Road, Irvine, CA 92618-1904
Copyright © 2003 Mitsubishi Digital Electronics America, Inc.
All Rights Reserved
MITSUBISHI ELECTRIC
Service
Manual
2003
PART 2
SCHEMATIC DIAGRAMS
CONTENTS Page
Overall PCB Block Diagram .................................................. 1
PCB-MAIN ............................................................................ 2
PCB-POWER ....................................................................... 3
PCB-TERMINAL-1 ................................................................ 4
PCB-TERMINAL-2 ................................................................ 5
PCBs-CRT / CONTROL / FRONT / PREAMP / SVM / DBF ... 6
PCBs-M-LINK / E2P / DOUBLER-3 ...................................... 7
PCB-SIGNAL-1 (TUNER / AUDIO) ........................................ 8
PCB-SIGNAL-2 (MICRO) ...................................................... 9
PCB-SIGNAL-3 (VIDEO/CHROMA) .................................... 10
PCB-SIGNAL-4 (CONVERGENCE-GEN) ........................... 11
PCB-DTV-TUNER............................................................... 12
PCB-DEMOD ..................................................................... 13
PCB-DOUBLER-1 .............................................................. 14
PCB-DOUBLER-2 .............................................................. 15
Refer to PART 1 for:
• Specifications
• Safety Precautions
• Disassembly
• CRT Replacement
• Electrical Adjustments
• Parts List
• Block Diagrams
PROJECTION TELEVISION
V23 / V23+ / V23++ / V23+++ CHASSIS
V23 MODELS
WS-48513
WS-55513
WS-65513
WS-73513
V23+ MODELS
WS-48613
WS-55613
WS-65613
WS-48613
V23++ MODELS
WS-65713
WS-73713
V23+++ MODELS
WS-55813
WS-65813

 $*  2& GI     
MODEL GROUP
WS-48513 1
WS-55513 1
WS-65513 2
WS-73513 2
WS-48613 3
WS-55613 3
WS-65613 3
WS-65713 4
WS-73713 4
WS-55813 5
WS-65813 5

3

 OL N GI      $

1
5910 11 12
12
4758369
10
11
12
1.0Vp-p (H) 2.17Vp-p (H) 2.4Vp-p (H) 1.6Vp-p (H)
2.1Vp-p (H) 0.7Vp-p (H)
234678
  L O GI     

  G EO  GI      $