Sharp LC-26AD5E-BK

Sharp LC-26AD5E-BK

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TROUBLESHOOTING GUIDE

THE PICTURE DOES NOT

APPEAR (1)

Is there signal

at CP7201 ?

Change CP7201.

Check IC803.

Or change SCALER PCB.

Is CD7204 connected?

Connected CD7204.

No

No

Yes

Yes

E-2

Table of Contents

Table of Contents1
Sharp Corporation1
Service Manual1
Lcd Color Television1
Servicing Notices on Checking2
How to Order Parts2
Important2
- To Set the Hotel Mode3
- To Release the Hotel Mode3
Hotel Mode Function3
- 4 Digit Password Cancellation4
- Distinction of Pbf PCB4
ABOUT LEAD FREE SOLDER (Pbf)4
Parental Control - Rating Level4
General Specifications5
- Removal of Mechanical Parts and P.C. Boards10
- Back Cabinet10
- Operation Pcb10
Disassembly Instructions10
- Cover Lcd11
- Digital Pcb/ Main Pcb11
- Power Pcb11
Service Mode List14
Confirmation of Initial Data15
When Replacing Eeprom (Memory) IC15
Servicing Fixtures and Tools16
Install for Writing Tools16
Re-Write for Digital Soft Firmware17
Update for Vctp Software21
Update for Eeprom Data25
- White Balance27
- Adjustment Procedure27
- Basic Adjustments27
Electrical Adjustments27
- Contrast28
- Electrical Adjustment Parts Location Guide (Wiring Connection)31
- Power Does Not Tuner on32
Troubleshooting Guide32
- The Picture Does Not Appear33
- Tuner/Scart1/Scart2/Rca Audio out Block Diagram39
- Power/Regulator Block Diagram40
- Scaler/Sub Micon Block Diagram41
- Hdmi/D-Sub Block Diagram42
- Sound Amp/Headphone Jack/Component Jack Block Diagram43
- Digital Block Diagram44
- Power Block Diagram45
- Main (Top Side)46
Printed Circuit Boards46
- Main (Bottom Side)47
- Power/Remocon/Operation (Inserted Parts)48
- Solder Side48
- Digital (Top Side)50
- Digital (Bottom Side)50
- 21Pin Schematic Diagram51
- Power3 Schematic Diagram52
- Regulator Schematic Diagram53
- Av Jack/Switch Schematic Diagram54
- Sound Amp/Headphone Amp Schematic Diagram55
- Tuner Schematic Diagram56
- Scaler Schematic Diagram57
- Sub Micon/Rs-232C Schematic Diagram58
- Jack Schematic Diagram59
- Panel Interface Diagram60
- Interface_Hdmi IC Schematic Diagram61
- Power1 Schematic Diagram62
- Power2 Schematic Diagram63
- Operation/Remocon Schematic Diagram64
- Asic Schematic Diagram65
- Sdram Schematic Diagram66
- Common Interface Schematic Diagram67
- Power I/O Schematic Diagram68
- Interconnection Diagram70
- Waveforms71
Schematic Diagrams72
Waveforms72
Mechanical Exploded View73
- Mechanical Replacement Parts List76
- Electrical Replacement Parts List78

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