When Replacing Eeprom (Memory) Ic - Sharp LC-32AD5E-BK Service Manual

CONFIRMATION OF CHECK SUM, MICON VERSION, DIGITAL TV MICON FIRMWARE AND
POWER ON TOTAL
Initial total of MEMORY IC, MICON VERSION, Digital TV MICON Firmware and POWER ON TOTAL HOURS 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.
1. Turn on the POWER, and set to the TV mode.
2. Set the VOLUME to minimum.
3.
Press both VOL. DOWN button on the set and Channel button (2) on the remote control for more than 2 seconds.
4. After the confirmation of MICON VERSION and Digital TV MICON Firmware, turn off the power.
ADDRESS and DATA should appear as FIG 1.
NOTE: The each item value might be different according to each set.
Digital
Digital Fimware Fimware
Initial setting data check sum.
SCALER data check sum.
Main Micon check Version
Sub Micon check Version
CONFIRMATION OF INITIAL DATA
If a service repair is undertaken where it has been required to change the MEMORY IC, the following steps should be
taken to ensure correct data settings while making reference to INITIAL SETTING TABLE (Attached "INITIAL DATA").
1. Turn on the POWER, and set to the TV mode.
2. Set the VOLUME to minimum.
Press both VOL. DOWN button on the set and Channel button (6) on the remote control for more than 2 seconds.
3.
ADDRESS and DATA should appear as FIG 2.
4. 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.
Press LEFT/RIGHT button to select DATA. When DATA is selected, it will "blink".
5.
6. Again, step through the DATA using UP/DOWN button until required DATA value has been selected.
7. Pressing LEFT/RIGHT button will take you back to ADDRESS for further selection if necessary.
8. Repeat steps 4 to 6 until all data has been checked.
9. 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.
10. Turn on the Power.
11. Set the VOLUME to minimum.
Press both VOL. DOWN button on the set and Channel button (1) on the remote control for more than 2 seconds.
12.
13. 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.
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WHEN REPLACING EEPROM (MEMORY) IC

Fimware
Hardware
manuals search engine
Version
Hardware version A.0
Software version CB00C75091
OK END
INIT : 5512
VCT-P : A60D LCD ON : 0000
ANALOG M : DB060_70508A
ANALOG S : DB050_70409B
FIG. 1
DATA
ADDRESS
INIT 0000 00
LCD ON 0000
ANALOG M : DB060_70508A
ANALOG S : DB050_70409B
FIG. 2
C-2
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)