When Replacing Eeprom (Memory) Ic - Toshiba 30DF56 Service Manual Supplement

Toshiba 30df56 color television service manual

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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.

Set the VOLUME to minimum.

Press both VOL. DOWN button on the set and Channel button (8) on the remote control for more than 2 seconds.

After the confirmation of each check sum, power on total hours, micon version and Digital TV MICON Firmware version,

turn off the power.

Digital TV MICON Firmware

Initial setting data check sum.

Rom correction data check sum.

AUDIO External terminal Volume.

WHEN REPLACING EEPROM (MEMORY) IC

MICON Version

CRT ON 0000

OEC7161B_005

DTV d-w65251

INIT

: 17A1

ROM

: 0000

VOLUME : 2F3A

FIG. 1

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)

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