Sanyo Projector PLC-XU45 User Manual Page 25
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■ Electrical Adjustments
To enter the service mode
To enter the “Service Mode”, press and hold the MENU and IMAGE button on the projector at the same time for
more than 3 seconds. The service menu appears on the screen as follows.
To adjust service data
Select the adjustment group no. by pressing the MENU (+) or IMAGE (-) button, and select the adjustment item
no. by pressing the pointer UP or DOWN button, and change the data value by pressing the VOLUME – or VOL-
UME + button. Refer to the “Service Adjustment Data Table” for further description of adjustment group no., item
no. and data value.
To exit the service mode
To exit the service mode, press the POWER ON-OFF button on the projector or remote control unit.
● Service Adjustment Menu Operation
IC1801 on the main board stores the data for the serv-
ice adjustments, and should not be replaced except for
the case of defective device.
If replaced, it should be performed the re-adjustments
following to the “Electrical Adjustments”.
The data of lamp replacement monitor timer is stored
in the IC1801.
Please note that the lamp replace counter is reset
when the memory IC (IC1801) is replaced.
(Lamp replace counter can not be set to the previous
value.)
● Caution to memory IC replacement
When IC1801 is replaced with new one, the CPU
writes down the default data of the service adjustments
to the replaced IC, refer to the service adjustment
table. As these data are not the same data as factory
shipped data, it should be required to perform the re-
adjustments following to the “Electrical Adjustments”.
Please note that the lamp replace counter is reset.
● Caution of Main Board replacement (in the case
IC1801 is not defective)
When the main board is replaced, IC1801 should be
replaced with the one on previous main board. After
replacement, it should be required to perform the re-
adjustments following to the “Electrical Adjustments”.
In this case, the lamp replace counter can be kept the
v
alue as before.
● Memory IC Replacement
Service Mode
Input Video
Group No. Data
0032
Ver. 1 .00
Group No.
Data value
Item No.
- SERVICE MANUAL 1
- ■ Contents 2
- ■ Safety Instructions 3
- ■ Specifications 4
- Disassembly / Replaced Parts 5
- Optical Adjustments 5
- ■ Circuit Protections 6
- ■ Mechanical Disassemblies 8
- , Optical Unit removal (1) 11
- , Optical Unit removal (2) 12
- ⁄0 Fan (FN905) removal 13
- ■ Optical Parts Disassemblies 14
- , Optical Unit Top removal 17
- Locations and Directions 18
- Do not replace the LCD 19
- ■ Lamp Replacement 20
- ■ Optical Adjustments 21
- A with the 2.0mm hex driv 22
- C with the 2.0mm hex driver 22
- ■ Electrical Adjustments 25
- ● Circuit Adjustments 26
- 121v Signal Center adjustment 27
- 121c NRS adjustment 27
- 1211x Pedestal adjustment 27
- . Common Center adjustment 28
- 121m PC Gain adjustment 28
- , AV Gain adjustment 28
- 1⁄0 Gamma Shift adjustment 29
- 1⁄1 White Balance adjustment 29
- Electrical Adjustments 30
- Test Points and Locations 34
- ■ Troubleshooting 35
- Troubleshooting 36
- No Picture 37
- Lens Motor Problems 39
- No Sound 39
- ■ Control Port Functions 40
- Control Port Functions 41
- ■ Waveform 44
- ■ Cleaning 46
- ■ IC Block Diagrams 47
- IC Block Diagrams 48
- ● M62393 <D/A, IC2571> 51
- ■ Electrical Parts List 55
- Noise Filter 56
- ME3-XU4500, MF3-XU4600 57
- Electrical Parts List 58
- TEMP BOARD 79
- ACCESSORIES 80
- ■ Mechanical Parts List 81
- ● Optical Parts 82
- Mechanical Parts List 83
- *Optical filter(WV) 84
- *Polarized glass 84
- Model PLC-XU45 85
- Model PLC-XU46 85
- SANYO Electric Co., Ltd 88
- Schematic Diagrams 89
- Printed Wiring Board Drawings 89
- ■ Diagrams & Drawings 89
- Coil Reading 90
- Capacitor Reading 90
- Resistor Reading 90
- Diode/Transistor Type Reading 90
- ■ Circuit Block Diagram 91
- ■ Power Supply Lines 92
- 1AA4B10C3130A 93
- 1AA4B10C3130B 93
- 1AA4B10C3120A_A 94
- LAMP BALLAST 95
- 1AA4B10C3250A_C 96
- PCB_ME3A A9 97
- A10 PCB_ME3A 98
- ■ Schematic Diagrams 99
- MAIN BOARD 100
- AV BOARD 101
- DVI BOARD 101
- MAIN BOARD-1/6 102
- AIR MOUSE 103
- CONTROLLER 103
- MAIN BOARD-2/6 104
- DETECTOR 105
- MAIN BOARD-3/6 106
- AD9884AKS-100 106
- CONVERTER 106
- PW365-10U 107
- SYSTEM CONTROL 107
- MAIN BOARD-4/6 108
- ML60851CTB 109
- MAIN BOARD-5/6 110
- L3E07050K0A 111
- MAIN BOARD-6/6 112
- SCH_ME3A 114
- ● Transistor/FET 115
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