Adjustment Procedure Start Up; How To Get Into Adjustment Mode; Changing Data And Selecting Adjustment Code; Memory Initialize - Hitachi 37HLX99/DW2-H Service Manual

1 ADJUSTMENT PROCEDURE START-UP
The 37HLX99 LCD TV sets pass through adjustment
procedures during the assembly process. These
adjustments must be done to assure the best
performance of the TV set for the consumer.
Also, after servicing, these same adjustments must be
done. The adjustments are all made through the I
by changing data in the Adjustment mode menu.
1.1 HOW TO GET TO ADJUSTMENT MODE
Chassis adjustment mode can be access by pressing
the R/C keys MENU + MENU + 8 + SELECT to enter
adjustment mode. For some parameters the only way
to see them is by selecting the parameter number than
pressed SELECT in order to see it; then DATA can be
change if other parameter needs to change then press
key then repeat the same procedure.
ADJUST MODE
FACT RESET
MEMORY INIT
RGB
WHITE BAL HIGH
WHITE BAL MED
WHITE BAL STD
WHITE BAL B/W
Other way to access this mode is by use JIG R/C code: (9C Hex).
To escape from Adjustment Mode press "INPUT" key on Side
panel or EXIT key of R/C to exit service adjustment mode.
1.2 CHANGING DATA AND SELECTING ADJUSTMENT
CODE
When the TV set is in adjustment mode, the cursor
, and MENU keys of the remote control or front panel
may be used as the adjustment keys.
A. Use any Hitachi remote control when making an
adjustment.
, keys are used for selecting adjustment item.
, keys are used for changing data values.
MENU key is used to advance through the adjustment
mode menus and pages.
BACK TO ADJUSTMENTS
Increase
Data Value
C bus
2
B. To make a selection, use the NUMBER pad on the R/C ;
example : select DEVICE press 69 then SELECT
the DATA shown is "EB" ; if this DATA needs to be change
press the
key to store the new DATA value.
C. After finishing the necessary adjustment press the R/C
EXIT key or EXIT key on the side panel.
Adjustment mode is released and TV set returns to
normal condition.
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2 MEMORY INITIALIZE

2.1 MEMORY INITIALIZE OPERATION

NOTE: The execution of this function returns the
adjustment codes to the preset values, therefore,
adjustment data will be lost.
Procedure
(1) Enter Adjustment mode by the method described in
sub-items 1.1 and 1.2 from item 1 ("Adjustment
procedure start up").
(2) Get to the second page of Adjust Mode by pressing
remote control "Menu" key once, or with either the
R/C or front panel
(3) Select MEMORY INIT adjust code.
(4) Activate MEMORY INIT by pressing
more than 3 seconds.
(5) Check the following process for initialization opera-
tion.
39
Remote Control Buttons
Selection (Up)
Data Value
Selection (Down)
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keys to modify, when finish press SELECT
cursor keys several times.
,
DW2U
Change
Increase
Change
cursor key for