Read Panasonic PT-EX12KU / PT-EX12KE Service Manual online
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Contents
Contents ........................................................................ 2
Safety Instructions ......................................................... 3
Specifications ................................................................ 5
Circuit Protections ....................................................... 10
Safety Instructions ......................................................... 3
Specifications ................................................................ 5
Circuit Protections ....................................................... 10
Fuses (F2601, F2602) ................................................... 10
Thermal fuses (SW903, SW904) .................................. 11
Mechanical sensor switches (SW6581) ........................ 12
Temperature sensors, wind sensors ............................. 13
Power failure, fan lock and filter error detection ............ 14
Thermal fuses (SW903, SW904) .................................. 11
Mechanical sensor switches (SW6581) ........................ 12
Temperature sensors, wind sensors ............................. 13
Power failure, fan lock and filter error detection ............ 14
Maintenance ................................................................ 15
Maintenance .................................................................. 15
Replacing the unit.......................................................... 18
Air filter unit ................................................................... 18
Lamp unit ....................................................................... 19
Quick maintenance .......................................................23
Cleaning the optical parts..............................................24
Replacing the unit.......................................................... 18
Air filter unit ................................................................... 18
Lamp unit ....................................................................... 19
Quick maintenance .......................................................23
Cleaning the optical parts..............................................24
Security Function Notice ............................................. 25
Lens Mounting ............................................................. 26
Mechanical Disassembly............................................. 34
Lens Mounting ............................................................. 26
Mechanical Disassembly............................................. 34
Mechanical disassembly flow chart...............................34
Mechanical disassembly ...............................................35
Mechanical disassembly ...............................................35
Optical Parts Disassembly .......................................... 51
Order of optical parts disassembly ................................ 51
Servicing Notice .......................................................... 64
Note on main board replacement ..................................64
1. EEPROM data transfer ..............................................64
Serial number setting ....................................................64
Model no. setting ...........................................................64
2. Adjustment data setting .............................................65
1. EEPROM data transfer ..............................................64
Serial number setting ....................................................64
Model no. setting ...........................................................64
2. Adjustment data setting .............................................65
Adjustments ................................................................. 66
Adjustments after Parts Replacement ...........................66
Optical Adjustments .................................................... 67
Optical adjustment location ...........................................67
Before adjustment .........................................................68
1. Optical center adjustment ..........................................70
2. PBS adjustment ......................................................... 74
3. Contrast adjustment ..................................................75
4. Back focus adjustment ..............................................76
5. Convergence adjustment ..........................................77
Adjustment tool installation ...........................................78
Adjustment tool removal ................................................79
Adjustment ....................................................................80
Before adjustment .........................................................68
1. Optical center adjustment ..........................................70
2. PBS adjustment ......................................................... 74
3. Contrast adjustment ..................................................75
4. Back focus adjustment ..............................................76
5. Convergence adjustment ..........................................77
Adjustment tool installation ...........................................78
Adjustment tool removal ................................................79
Adjustment ....................................................................80
Electrical Adjustments ................................................. 81
Service adjustment menu operation .............................81
Circuit adjustments ........................................................82
Test points and locations ...............................................86
Service adjustment data ................................................87
Circuit adjustments ........................................................82
Test points and locations ...............................................86
Service adjustment data ................................................87
Chassis Description .................................................. 159
Chassis over view........................................................ 159
Boards connection ......................................................160
Boards connection ......................................................160
Troubleshooting ......................................................... 161
No picture .................................................................... 161
No power .....................................................................165
Power supplies to boards ............................................166
LINE FILTER, POWER(AC) board .............................. 167
PFC board ...................................................................168
Power supply and power fail detection ........................169
Power drive and power failure signals ......................... 172
Fan control................................................................... 173
Motor control system ................................................... 174
Temperature abnormality ............................................ 175
Lamp abnormality ........................................................ 176
Lamp control system ................................................... 177
Power failure detection system ................................... 178
Error history log ........................................................... 179
Diagnosis of power failure with serial port ...................180
Indicators and projector condition ............................... 181
No power .....................................................................165
Power supplies to boards ............................................166
LINE FILTER, POWER(AC) board .............................. 167
PFC board ...................................................................168
Power supply and power fail detection ........................169
Power drive and power failure signals ......................... 172
Fan control................................................................... 173
Motor control system ................................................... 174
Temperature abnormality ............................................ 175
Lamp abnormality ........................................................ 176
Lamp control system ................................................... 177
Power failure detection system ................................... 178
Error history log ........................................................... 179
Diagnosis of power failure with serial port ...................180
Indicators and projector condition ............................... 181
Serial Control ............................................................. 185
Serial control interfaces ...............................................185
Control Port Functions............................................... 188
IC Block Diagrams..................................................... 191
Exploded Views & Parts List ..................................SPL-1
Exploded Views ..................................................... SPL-2
Parts List .............................................................. SPL-17
Schematic Diagram & Circuit Boards Diagram ...... DIA-1
IC Block Diagrams..................................................... 191
Exploded Views & Parts List ..................................SPL-1
Exploded Views ..................................................... SPL-2
Parts List .............................................................. SPL-17
Schematic Diagram & Circuit Boards Diagram ...... DIA-1
Pin description of diode, transistor and IC ...............DIA-2
Schematic Diagrams ..............................................DIA-3
Printed Wiring Board Diagrams ............................ DIA-13
Printed Wiring Board Diagrams ............................ DIA-13
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