Adjustment Instruction - LG RU-44SZ51D Service Manual

1. Application Object
This instruction is for the application to the DLP Projection
TV(Chassis: NB-03JC).
2. Notes
(1) The power source insulation of this DLP Projection is not
charging type and you may not use the transformer for
insulation. But you'd better adjust the set after operating it
with insulation transformer between power supply cable
and input part of the set for protecting the adjusting
equipments.
(2) The adjustment must be performed under the correct
sequence.
(3) The adjustment must be performed in the circumstance of
25 ¡ 5°C of temperature and 65 ¡ 10% of relative humidity
if there is no specific designation.
(4) The input voltage of the receiver must keep 110V, 60Hz in
adjusting.
(5) The set must be operated for 5 minutes preliminarily
before adjustment if there is no specific designation.
The preliminary operation must be performed after
receiving 100% white pattern,but reception of the moving
picture may also be possible in unavoidable case.
3. Composition of Adjustment Mode
(1) All adjustment mode are entered by pressing the ADJ key
on the remore control,after adjustment pess the ADJ key to
come out.
(2) Below picture is screen composition when press the first
ADJ key.
<Fig 1> Adjustment Mode OSD
(3) Select menu to adjust with using (CH+(
above screen and press Enter key or Volume+(
adjust on the wanting menu.
ADJUSTMENT INSTRUCTIONS
D E
),CH-( )) key
G
)key to
(4) Adjust the value of adjustment with using the volume
F
+( ),volume -(
(5) Press the ADJ key to come out after adjustment.
(6) Preparation for Adjustment
1) Connect the power to TV Set and set the status of
"Power on".
2) Heat-Run must operate over 5 minitues before
adjustment.
4. Driver Board Bin Setting
See Bias Voltage Bin on the DMD as shown Fig 2 and adjust
the switch on the lower Driver Board as shown Fig 3.
<Fig 2> DMD Marking Locations
<Fig 3> Driver Board Bin Setting
5. Adjustment the optical engine
A
B
C
(1) After placing the optical enging on the JIG, adjust
illuminator by adjuting the A, B, and C as shown Fig 4.
- 13 -
G
) key.
<Fig 4>