Mitsubishi Electric WS-48315 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 © 2004 Mitsubishi Digital Electronics America, Inc.
All Rights Reserved
MITSUBISHIELECTRIC
Service
Manual
2004
PROJECTIONTELEVISION
V24 CHASSIS
V24 Chassis
MODELS
WS-48315
WS-55315
WS-65315
WS-48315
PART 2
SCHEMATIC DIAGRAMS
CONTENTS Page
Overall PCB Block Diagram ........................................... 1
MAIN ............................................................................. 2
POWER ......................................................................... 3
TERMINAL-1 (A/V I/O) ................................................... 4
TERMINAL-2 (DVI), DOUBLER-3 (OUT) ........................ 5
CRT / CONTROL / FRONT ............................................. 6
PCB-SIGNAL-1 (TUNER / IO)) ....................................... 7
PCB-SIGNAL-2 (MICRO) ............................................... 8
PCB-SIGNAL-3 (VIDEO / CHROMA) ............................. 9
PCB-SIGNAL-4 (CONVERGENCE GENERATOR) ...... 10
PCB-DOUBLER-1 (IN) .................................................. 11
PCB-DOUBLER-2 (MAIN) ........................................... 12
Refer to PART 1 for:
• Specifications
• Safety Precautions
• Disassembly
• CRT Replacement
• Electrical Adjustments
• Parts List
• Block Diagrams