Mitsubishi V20B TV chassis
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Model:
V20B
Datum:
2002
Categorie:
Groep:
Omschrijving:
PROJECTION TELEVISION CHASSIS
Handleidingen type:
Servicehandboek
Pagina’s:
66
Grootte:
1.33 Mbytes (1389402 Bytes)
Taal:
english
Herziening:
Handleidingen-ID:
Datum:
Kwaliteit:
Elektronisch document, geen scan, zeer goed leesbaar.
Upload datum:
2009 01 24
MD5:
8c6cbc0b873f68b25555806c01fd575c
Downloads:
6932
Informatie
This service manual provides service instructions for the PTV Models listed below. Service personnel should read this
manual thoroughly before servicing these chassis.
V20B CHASSIS
VS-A50
WS-A48
WS-A55
WS-A65
This service manual includes:
1. Assembly and disassembly instructions for the front and rear cabinet Components.
2. Servicing of the Lenticular Screen and Fresnel Lens.
3. Servicing printed circuit boards (PCBs).
4. CRT replacement procedure.
5. Electrical adjustments.
6. Chip parts replacement procedures.
7. Circuit path diagrams.
The parts list section of this service manual includes:
1. Cabinet and screen parts.
2. Electrical parts.
Schematic and block diagrams of the above listed models are included in this service manual for better under-
standing of the circuitry. PCB drawings are also included for easy location of parts and test points.
Handleidingen type:
Servicehandboek
Pagina’s:
14
Grootte:
3.45 Mbytes (3615923 Bytes)
Taal:
english
Herziening:
Handleidingen-ID:
Datum:
Kwaliteit:
Elektronisch document, geen scan, zeer goed leesbaar.
Upload datum:
2009 01 24
MD5:
c41fed0fabcd20ea6f50315191e6a3b3
Downloads:
5031
Informatie
PART 2
SCHEMATIC DIAGRAMS
Overall PCB Block Diagram ... 1
PCB-MAIN ... 2
PCB-POWER ... 3
PCB-TERMINAL (Input Switch) ... 4
PCB-TERMINAL (3DYC / Decoders ... 5
PCB-SIGNAL-1 (AV I/O) ... 6
PCB-SIGNAL-2 (MICRO) ... 7
PCB-SIGNAL-3 (VCJ) ... 8
PCB-SIGNAL- 4 (Convergence Generator ... 9
PCBs - FRONT / CONTROL / CRTs / PREAMP ... 10
PCB-2HDW-1 (Input) ... 11
PCB-2HDW-2 (Main) ... 12
PCB-2HDW-3 (Output) ... 13
PCB LAYOUT DIAGRAMS ... 14
Refer to PART 1 for:
• Specifications
• Safety Precautions
• Disassembly
• CRT Replacement
• Electrical Adjustments
• Parts List
• Block Diagrams