Brand: Mitsubishi
Category: TV
Document Type: Parts/Service
Language: EN
Parts/Service for WD-52527
Uploaded: Nov. 21, 2025, 6:42 p.m.
Manual Publish Date: 2005-01-01
This manual provides service instructions for Mitsubishi LCD Projection TV models WD-52527, WD-62527, WD-52528, and WD-62528, covering chassis V28 and V28+. It details disassembly and assembly procedures, servicing of optical components, electrical and optical adjustments, lead-free soldering techniques, chip parts replacement, and provides simplified circuit diagrams and block diagrams for better understanding of the circuitry. The manual also includes a parts list and troubleshooting section.
Troubleshooting and error codes
| Trouble | Possible Cause | Remedy |
|---|---|---|
| No Picture | Power Supply PWB failure | Replace PWB-POWER |
| No Sound | Audio PWB failure | Replace PWB-AUDIO |
| Lines on Screen | Internal connection issue | Check and reseat connectors |
| Dim Picture | Lamp nearing end of life | Replace Lamp |
| Overheating | Fan failure | Check and replace fans |