Adjustment Procedure Start Up; How To Get Into Adjustment Mode; Changing Data And Selecting Adjustment Code; Memory Initialize - Hitachi 32HDT50 Service Manual

1 ADJUSTMENT PROCEDURE START-UP
The 32HDT50M/55M and 42HDT50M/55M PDP TV sets
undergo thorough adjustment procedures during their
assembly process. These adjustments must be done to
assure the best performance of the PDP 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.
Table 2 on pages 38-46 shows the complete parameter
list with a brief description, signal format, the adjustment
range and the initial data.
1.1 HOW TO GET TO ADJUSTMENT MODE
Chassis adjustment can be done by using the AVC50
front control panel buttons with PDP set turned off.
Press "POWER" and "INPUT" keys at the same time,
and hold for more than 3 seconds. Release the
"POWER" button first and then immediately the
"INPUT" button. The PDP set turns on in adjustment
mode with OSD as follows.
ADJUST MODE
RGB(480P)
FACT RESET
V POSITION
To escape from Adjustment Mode press "INPUT" key to exit
service adjustment mode.
Table 2 can be found on pages 38-46.
1.2 CHANGING DATA AND SELECTING ADJUSTMENT
CODE
When the PDP 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.
SELECT
, keys are used for selecting adjustment code.
, keys are used for changing data values.
MENU key is used to advance through the adjustment
mode menus and pages.
BACK TO ADJUSTMENTS
2 C bus
FIRMWARE
VERSION
XXXX
- -
, ,
Remote Control Buttons
Increase
Data Value
Front Panel of AVC
POWER
STANDBY (RED) ON (GREEN)
Power
Indicator
Button
LED
B. To make a selection, use the CURSOR keys on the AVC
front control panel or the Remote Control.
C. After finishing the necessary adjustment press the R/C
EXIT key or EXIT key on the front panel.
Adjustment mode is released and PDP set returns to
normal condition.

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.
There are two procedures for memory initialize, this is
the first.
Procedure 1
(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 that the receiving channel goes to CH03. Unit
is set to preset values.
30
PT3-E/G AVC3-U
Change
Selection (Up)
Increase
SELECT Data Value
Change
Selection (Down)
Infrared
Sensor
Volume/Left-
INPUT/
Right Cursor
EXIT
VOL- VOL+ CH- CH+ INPUT/EXIT
Channel/Up-
Down Cursor
INPUT 5
PHONES
MENU/SELECT
S-VIDEO VIDEO L/(MONO) R
AUDIO
, cursor keys several times.
cursor key for