When Replacing Eeprom (Memory) Ic; Confirmation Of Initial Data - Toshiba MW27H62 Service Manual Supplement

IC1099 memory data
INIT
00
CONFIRMATION OF CHECK SUM, POWER ON TOTAL HOURS, MICON VERSION AND
DIGITAL TV MICON FIRMWARE VERSION
Initial total of MEMORY IC, POWER ON total hours, MICON VERSION and Digital TV MICON Firmware VERSION can be
checked on the screen. Total hours are displayed in 16 system of notation.
NOTE:
If you set a factory initialization, the total hours is reset to "0".
Please refer to "CONFIRMATION OF INITIAL DATA" when SUM DATA is not corresponding.
Turn on the POWER, and set to the TV mode.
1.
Set the VOLUME to minimum.
2.
Press both VOL. DOWN button on the set and Channel button (8) on the remote control for more than 2 seconds.
3.
After the confirmation of each check sum, POWER ON total hours, MICON VERSION and Digital TV MICON Firmware
4.
version, turn off the power.
PLAY/REC total hours.
Digital TV MICON Firmware
Initial setting data check sum.
Rom correction data check sum.

CONFIRMATION OF INITIAL DATA

1. Enter DATA SET mode by setting VOLUME to minimum.
2. Press both VOL. DOWN button on the set and Channel button (6) on the remote control for more than 2 seconds.
ADDRESS and DATA should appear as FIG 2.
3. ADDRESS is now selected and should "blink". Using the UP/DOWN buton on the remote, step through the ADDRESS
until required ADDRESS to be changed is reached.
4. Press RIGHT/LEFT button to select DATA. When DATA is selected, it will "blink".
5. Again, step through the DATA using UP/DOWN button until required DATA value has been selected.
6. Pressing RIGHT/LEFT button will take you back to ADDRESS for further selection if necessary.
7. Repeat steps 3 to 6 until all data has been checked.
8. When satisfied correct DATA has been entered, turn POWER off (return to STANDBY MODE) to finish DATA input.
After the data input, set to the initializing of shipping.
9. Turn POWER on.
10. Press both VOL. DOWN button on the set and Channel button (1) on the remote control for more than 2 seconds.
11. After the finishing of the initializing of shipping, the unit will turn off automatically.
The unit will now have the correct DATA for the new MEMORY IC.

WHEN REPLACING EEPROM (MEMORY) IC

From To
17 57
MICON Version
MICON VERSION UP and RRT Correspondence.
CRT ON: 0000
PLAY/REC: 0000
OEC7150B_005
DTV cts63231
INIT : 48D8
ROM : 0000
FIG. 1
ADDRESS DATA
INIT 00 57
CRT ON: 0000
PLAY/REC: 0000
OEC7150B_005
DTV cts63231
INIT : 48D8
ROM : 0000
FIG. 2
Cause
POWER ON total hours.
= (16 x 16 x 16 x thousands digit value)
+ (16 x 16 x hundreds digit value)
+ (16 x tens digit value)
+ (ones digit value)