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1

VPL-BW7

1-1. Appearance 

Figure 

.......................................................... 1-1

1-2. Board 

Location 

................................................................ 1-1

1-3. Disassembly 

.................................................................... 1-2

1-3-1. Upper 

Case 

Assembly 

............................................ 1-2

1-3-2. 

Rear Case Pack Assembly...................................... 1-3

1-3-3. 

Main Board, Speaker Box ...................................... 1-3

1-3-4. 

Power Board and Thermal Sensor Board .............. 1-4

1-3-5. 

Front Case Assembly and IR Sensor Board ........... 1-5

1-3-6. Fan 

(Exhaust)-1...................................................... 1-5

1-3-7. Fan 

(Exhaust)-2...................................................... 1-6

1-3-8. Optional 

Unit 

Assembly 

........................................ 1-7

1-3-9. Lamp 

Power 

Supply............................................... 1-8

1-3-10. Fan 

......................................................................... 1-9

1-4.  3D GAMMA Service Tool Application Software ......... 1-10
1-5. Indicator 

........................................................................ 1-10

1-6. Circuit 

Description 

........................................................ 1-11

1-7. Replacing 

Fuse 

.............................................................. 1-13

1-8.  Connecting/Disconnecting the Flexible Card Wire ....... 1-14
1-9. Lead-free 

Solder 

............................................................ 1-14

2-1. Preparation 

...................................................................... 2-1

2-1-1. Required 

Equipment 

.............................................. 2-1

2-1-2. 

How to Enter the Service Mode ............................. 2-1

2-2.  Adjustment of Main Board When it is Replaced  ........... 2-1

2-2-1. 

Save the Optical Data and Replacement ................ 2-1

2-3. EEPROM 

Replacement 

................................................... 2-2

2-4.  ADC Calibration  ............................................................ 2-2

2-4-1. RGB 

Alignment 

Procedure 

.................................... 2-2

2-4-2. YUV 

Alignment 

Procedure 

 

................................... 2-3

2-5. V 

COM 

Adjustment 

........................................................ 2-4

2-6. White 

Balance 

Adjustment 

.............................................. 2-5

2-6-1. 

HIGH Mode of PC  ................................................ 2-5

2-6-2. 

MIDDLE Mode of PC  .......................................... 2-5

2-6-3. 

LOW Mode of PC  ................................................. 2-6

2-6-4. HIGH 

Mode 

of 

VIDEO 

......................................... 2-6

2-6-5. MIDDLE 

Mode 

of 

VIDEO 

.................................... 2-7

2-6-6. 

LOW Mode of VIDEO .......................................... 2-7

2-7. Others 

.............................................................................. 2-8

2-7-1. Status 

Information.................................................. 2-8

2-7-2. ADC 

Calibration 

Value 

.......................................... 2-8

2-8. Memory 

Structure 

........................................................... 2-9

2-9.  Initial Values of Adjustment Items ................................ 2-11

4-1.  Notes on Repair Parts ...................................................... 4-1
4-2. Exploded 

Views 

............................................................... 4-2

4-3.  Electrical Parts List ......................................................... 4-6
4-4.  Packing Materials & Supplied  Accessories .................... 4-6

 Overall 

............................................................................. 5-1

 Frame 

Wiring................................................................... 6-1

1-1

VPL-BW7

RM-PJAW10

VPL-BW7

Main

Door detection switch
(Switch)

Thermal sensor

Door detection switch
(Switch)

IR sensor
(IR)

Power

Lamp power supply
(Ballast)

1-2

VPL-BW7

 Upper case assembly

 Screw
     (+P M3 

x 6)

 Loosen screw.

 Lamp door

 Two claws

 Remove the filter
     door in the direction 
     of the arrow .







These portions are fragile. 
Be very careful not to 
damage them. 

 Five screws
     (M3 

x 6)

 Screw
     (M3 

x 6)





Caution :
If the spacings in the top and bottom are not equal, go to “Assembling
method of optical unit assembly and Focus/Zoom adjust assembly”.
(Refer to section 1-3-8.)

Upon completion of the upper 
case assembly attachment, 
check to see that the spacing 
in the top is equal to the
spacing in the bottom. 

Zoom adjust gear knob

 Press here strongly.

 Remove the Upper case assembly 
     in the direction of the arrow.

Caution :
Remove the upper case assembly from this corner. 
When attaching the upper case assembly, attach it while 
aligning with the lower case pack assembly
starting from this corner. 

 Disengage the claws at 
     the 17 locations respectively. 

Upper case assembly

Lower case pack
assembly















Lower case pack
assembly