Zenith 32LC2DA, Service Manual

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ADJUSTMENT INSTRUCTION
1. Application Object
These instructions are applied to all of the LCD TV, LA63E.
2. Notes
(1) Because this is not a hot chassis, it is not necessary to use
an isolation transformer. However, the use of isolation
transformer will help protect test equipment.
(2) Adjustments must be done in the correct order.
(3) The adjustments must be performed in the circumstance of
20±5°C of temperature and 65±10% of relative humidity if
there is no specific designation.
(4) The input voltage of the receiver be must kept 110V, 60Hz
when adjusting.
(5) The receiver must be operational for about 15 minutes
prior to the adjustments.
Perform preliminary operation after receiving 100%
White Pattern (06CH).
(Or 3. White Pattern status of Ez-Adjust)
White Pattern entry method
A) Enter into Ez-Adjust by pressing the ADJ key on
the adjustment R/C.
B) 100% FULL WHITE PATTERN appears if pressing
the OK ( ) key after selecting the 3.WHITE
PATTERN with the CH + / - KEY.
* It is possible to heat run the set without a separate
signal generator in this mode.
Caution : Care must be taken as afterimage
phenomena may occur about the black level part of
screen If leaving pause image turned on for more
than 20 minutes (especially inner digital pattern (13
CH), Cross Hatch Pattern (09CH) with significant
black/white contrast).
3. MICOM Download(Option)
3-1. Required Test Equipment
(1) JIG-LEVER TYPE for adjusting: 1EA
(2) PC & MONITOR: 2EA
(3) BOARD for INTERFACE: IIC & ISP BOARD: 2EA
(4) 15P D-SUB CABLE: 2EA
(5) Using the 12/15 line of D-SUB 15P
12-SDA/15-SCL
3-2. JIG Connection
3-3. Establishment Program
(1) Establish LGE Monitor Tools v1.1
(2) The program work and it is opened program window as
seen below.
If you turn on a still screen more than 20 minutes (Especially
Digital pattern(13 CH), Cross Hatch Pattern), an afterimage
may occur in the black level part of the screen.