Toshiba 42AV554D, Руководство по обслуживанию

Страница: 91 / 181

1. Press "9" button on remote control during display of adjustment menu in the service
mode. The diagnosis will begin to check if interface among IC's is executed properly.
2. During diagnosis, the following displays are shown.
* Self check display and Item are subject to the models.
(1) Firmware :
Version information of microprocessor
Series name (AAAA) and market area (BB) and software program version (000_000).
(2) Time : Total hour of turn the TV on. (Unit : H)
(3) BL_STATUS :
Counter for saving BackLight on error1.
This value is counted till 99 (Decimal).
(4) Bus line : -- "OK" is normal
SCL-GND (Red indication) : SCL-GND short circuit
SDA-GND (Red indication) : SDA-GND short circuit
SCL-SDA (Red indication) : SCL-SDA short circuit
(5) Bus cont : --- "OK" is normal.
NG is abnormal (Red indication).
When the abnormal status is detected, type name of semiconductor is
indicated in red colour.
(6) Block
UV : TV reception mode