To Read Lamp And Panel Time; Test Reset; H/V Center Confirmaition And Adjustment - Sony KF-WE50A1 Service Manual

KF-WE42A1/WE50A1/WS60A1
RM-1022 RM-1022

3-2. To read Lamp and Panel time

The lamp and panel time of the set are displayed as follows .
<Enter the service mode>
1. Press the keys of the remote commander in rapid sequence as fol-
lows , when the set is in standby mode.
t Channel 5
DISPLAY
2. Press the "JUMP " key [3 times].
You'll get into DE-micro service menu .
3. Press "2 " key [9 times] to show the following display .
Example
PANEL NVM OK 9 OPTION_E
0 LAMP 0 Diff
LampTM 14 LampCT
This screen reads
"Total lamp time is 14 hours" and
"Total lamp ON/OFF cycle is 71 times"
To reset lamp time,
press "3 " , "MUTE " and "ENTER " keys in sequence.
WRI-EXE(Red Character) is momentarily displayed and LampTM
will be reset to "0 ".
4. Press " 1 " key [7 times].
Example
PANEL NVM OK 9 OPTION_E
7 SH SFT1 10 Diff
PanelTM 14h
This screen reads
"Total Panel time is 14 hours"
You can't reset the Panel time with the Service menu .
<To get out of the Service menu>
The Service menu is cleared by turning off the set with a remote com-
mander or the power switch .

3-3. Test Reset

The user settings can be reset to the factory default condition as fol-
lows.
1. Press "TEST " and "RESET " key in sequence when the set is ON .
The LAMP,TIMER and POWER/STANDBY LED light and the
picture is muted.
After about 5 seconds the LAMP and TIMER LED go off,
and the color of POWER/STANDBY LED changes from amber
to green.
After another 10 seconds the reset is completed and the initial set-
up display appears.
3-4. LA-3 H/V Center Confirmation and Adjust-
ment
Please check the picture horizontal/vertical center after the replace-
ment of the following parts .
• Optical block
• Top assembly
1, Check H/V center with 480i monoscope signal in "Full " mode .
2, If the center is shifted , adjust it with the following service items .
RM-1022
t Vol + t
POWER
1
71
1
Please record the steps shifted as
MID-X1
3, Change the WIDE mode to "Normal " and change the register
data as follows .
MID-X1
(Don't change MDVP data)
4, Display the Twin Picture with the "split "button of the remote
commander and change the registers data as follows .
MID-X1
5, Press "Favorites" button and change the registers data as follows .
MID-X1
6, OSD horizontal position must be adjusted as follows .
DCP-OSD 17 RP1L +
If above sum exceeds 255, set 1 to "16 RP1H " and set the "sum-256"
to "17 RP1L"
Please be careful since the registers are different from other cases .
And don't forget to write the data before changing the display/wide
mode .
– 22 –
MDHP and
9 MDHP (for H center)
10 MDVP (for V center)
MDHP
9 MDHP + MDHP
9 MDHP + MDHP
10 MDVP + MDVP
9 MDHP + MDHP
10 MDVP + MDVP
MDHPx2
MDVP .
MDVP