Chapter 3 Alignment & Adjustment; Service Instruction - Samsung HLR5078WX Service Manual

3. Alignment & Adjustment

3-1 Service Instruction

■ Check items listed after changing each
Check Items
S/W Version Front LCD Index Delay
Replaced Items
Digital Board
●
Analog Board
Power Board
Optical Engine
DMD Board
Lamp
Color Wheel
Front LED Assy
Actuator
Subdetector Board
1. Software version check :
After Entering the Service mode, Check the list below
* S/W Notation
"T_EXCAAUSO_00XX" indicates "EXCALIBUR BASIC MODEL USA, ver. 0001".
2. Front Information Window check : See page 6-7.
3. Index Delay adjustment : See page 3-15.
4. Actuator Gain adjustment : See page 3-17.
5. Vertical / Horizontal Position adjustment : See page 3-15.
6. CCA : See page 3-16.
7. Board LED check : Check all the LED are turned on.
(In the Analog, Detect Board)
8. Tilt/Focus adjustment : See page 3-19.
Samsung Electronics
Actuator
Gain
● ●
●
●
● ● ●
●
●
●
●
●
R7
1K
Power Check Indicator LED
(Analog Board )
V-Position
CCA Board LED
H-Position
● ●
● ●
●
T_EXCAAUSO_00XX
2005_XX_XX
T-DTVUCOM5-00XX
T-XMENAUS0_00XX
R6 R8
1.2Kohm 2K
1/10W
Power Check Indicator LED
Alignment & Adjustment
Tilt Focus
●
● ●
●
●
(Detect Board )
3-1