Schematic Diagrams - Mitsubishi Electric WT-42313 Service Manual

CHIP PARTS REPLACEMENT .......................................................................................................... 37
REPLACEMENT PARTS
Parts Ordering ................................................................................................................................ 38
Critical and Warranty Parts Designation ........................................................................................ 38
Parts Tolerance Codes ................................................................................................................... 38
Replacement Part Notes
When replacing the RF-Switch or PCB-SIGNAL ................................................................... 38
When replacing the EEPROM .............................................................................................. 38
Quick Reference List ...................................................................................................................... 39
Service Parts List ........................................................................................................................... 40
Screen Parts List ........................................................................................................................... 52
CIRCUITRY BLOCK DIAGRAMS
Power Supply ................................................................................................................................. 53
Video / Color Signal Path ............................................................................................................... 54
Sync Signal Path ........................................................................................................................... 55
Deflection / HV ............................................................................................................................... 56
X-Ray Protect ................................................................................................................................. 57
HV Regulation ................................................................................................................................ 58
Sound Signal Path ......................................................................................................................... 59
Convergence .................................................................................................................................. 60
Control Circuitry ............................................................................................................................. 61

SCHEMATIC DIAGRAMS

BLOCK DIAGRAM ......................................................................................................................... S1
PCB-SIGNAL 2 (Micro) .................................................................................................................. S2
PCB-SIGNAL 3 (VCJ_ .................................................................................................................... S3
PCB-TERMINAL 1 (AV SW & Decoder)) ........................................................................................ S4
PCB-UNI ........................................................................................................................................ S5
PCB-CRT/CONTROL/FRONT/AI ................................................................ See VK20 Service Manual
PCB-MAIN ................................................................................................ See VK20 Service Manual
PCB-SIGNAL 1 ......................................................................................... See VK20 Service Manual
PCB-SIGNAL 4 ......................................................................................... See VK20 Service Manual
PCB TERMINAL 2 ..................................................................................... See VK20 Service Manual
PCB DOUBLER 1 ..................................................................................... See VK20 Service Manual
PCB DOUBLER 2 ..................................................................................... See VK20 Service Manual
PCB DOUBLER 3 ..................................................................................... See VK20 Service Manual
PCB LAYOUT DIAGRAMS ................................................................................................................ P1
MODELS: WT-42313 / WT-42413
Schematic Diagrams
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