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SECTION 5
CIRCUIT ADJUSTMENT
5-1. ADJUSTMENTS WITH COMMANDER
1. ENTERING SERVICE MODE
1) Turn on the main power of the set and enter into stand-by
mode.
2) Press the following sequence of buttons on the Remote
Control Commander.
ON SCREEN DISPLAY
POWER
“
ON
”
(REMOTE CONTROL POWER
“
ON
”
)
VOLUME (+)
CH
“
5
”
6. WRITING "STANDARD VALUE"
1) Set to service mode.
2) When push
5
button on the remote commander green
colored "INITIAL write" indicates on the screen right above.
Continuing to press
-
button while words are displaying
(about 3 seconds). Display turns to red colored "INITIAL
write" then the screen become pitch-dark and select 1ch
about 5 seconds after. Then it turns green colored "G"
display.
Perform writing "standard value" standard data in micro
computer will write to the MEMORY and set to initialization
state all.
Note:
When exchange only MEMORY IC002, perform "standard
value" writing in the begginning.
2. TO READ THE MEMORY
1) Set to service mode.
2) When push these buttons
7
n
-
on the remote
commander, it would read all item's adjustment value and
switch set-up value which written in the memory.
Note:
Do not read before "standard value" writing when exchange
the MEMORY IC002.
3. PICTURE ADJUSTMENT
1) Select adjustment item number of service mode by
1
and
4
buttons on the remote commander.
2) Adjust
3
and
6
buttons to satisfy set-up value and picture
condition of the screen.
4. WRITE TO THE MEMORY
•
After adjusted, write to the MEMORY by MUTE and
-
buttons and push
-
button while green "light" word
indicated on the picture display (about 3 seconds). It takes
about 1 second to complete the writing to the MEMORY.
When red "light" displayed turns to "G" and that makes
writing completely finish.
Color of the screen displayed light word.
MUTE button on ..................... Green word
-
button on ........................... Red word
5. RELEASE THE SERVICE MODE
•
Turn off TV set and turn on again or turn off by the remote
commander, and turn off by the remote commander again
by stand-by state to disappear serivce display and set to
normal TV mode.
u
+
Summary of Contents for TRINITRON KV-VF21M70
Page 78: ... 78 MEMO ...
