Sanyo PLC-XK2600 Service Manual

-32-
Electrical Adjustments
1. Enter the service mode.
2. Connect a digital voltmeter to test point “TPFANA”
(+) and chassis ground (-). Select Group No. “250”,
Item No. “0” and change data value to adjust voltage
to be 4.5 ±0.1V.
3. Connect a digital voltmeter to test point “TPFANA”
(+) and chassis ground (-). Select Item No. “1” and
change data value to adjust voltage to be 13.8+0V/-
0.1V.
4. Connect a digital voltmeter to test point “TPFANB”
(+) and chassis ground (-). Select Item No. “2” and
change data value to adjust voltage to be 4.5 ±0.1V.
5. Connect a digital voltmeter to test point “TPFANB”
(+) and chassis ground (-). Select Item No. “3” and
change data value to adjust voltage to be 13.8+0V/-
0.1V.
6. Connect a digital voltmeter to test point “TPFANC”
(+) and chassis ground (-). Select Item No. “4” and
change data value to adjust voltage to be 4.5 ±0.1V.
7. Connect a digital voltmeter to test point “TPFANC”
(+) and chassis ground (-). Select Item No. “5” and
change data value to adjust voltage to be 13.8+0V/-
0.15V.
2. Fan Control adjustment
* Before setting, you need to check which type of LCD
panel is placed on the projector according to the item
"LCD Panel/Prism Ass'y removal" in the chapter "Optical
Parts Disassembly".
1. Enter the service mode.
2. Panel Type Check
Select Group No. “290”, Item No. “0”. Check the
data value as follows;
Data value: 0 For L-Type of LCD Panel
Data value: 20 For R-Type of LCD panel
3. Panel Type Setting
Select Group No. “290”, Item No. “1” and change
data value from 10 to 0 or 20 depending on your
LCD Panel type. When the data value reaches 0 or
20, it returns to 10 quickly. The gamma-characteris-
tics changes according to your selection.
1. Panel Type Check and Setting
Note:
Be careful to take this adjustment. The value of
gamma adjustment data will be reset and cannot be
restored if you change the mode of LCD panel type.
Pedestal adjustment [PC]
1. Enter the service mode.
2. Receive the 16-step grey scale computer signal with
Computer1 [RGB] mode.
3. Connect an oscilloscope to test point “TP35G” (+)
and chassis ground (-).
4. Select Group No. “0”, Item No. “0” and change data
value to adjust the pedestal level and black level to be
the same level.
5. Connect an oscilloscope to test point “TP35R” (+)
and chassis ground (-).
6. Select Item No. “1” and change data value to adjust
the pedestal level and black level to be the same lev-
el.
7. Connect an oscilloscope to test point “TP35B” (+) and
chassis ground (-).
8. Select Item No. “2” and change data value to adjust
the pedestal level and black level to be the same lev-
el.
Pedestal Lebel
Black Lebel
1. Enter the service mode.
2. Receive the 16-step grey scale computer signal with
Computer1 [RGB] mode.
3. To start the auto-calibration for PC adjustment, select
Group No. “260”, Item No. “0” and then change data
value from “0” to “1”. After the auto-calibration com-
pleted, "OK" will appear on the screen.
3. Auto Calibration adjustment [PC]
Below adjustments are performed when the above
auto calibration is failed.

Sanyo PLC-XK2600 Specifications

General

Brand	Sanyo
Model	PLC-XK2600
Category	Projector
Language	English