SERVICE MODE LIST
This unit provided with the following SERVICE MODES so you can repair, examine and adjust easily.
To enter the Service Mode, press both set key and remote control key for more than 1 second.
Set KeyRemocon KeyOperations
VOL. (-) MIN0Releasing of V-CHIP PASSWORD.
Initialization of the factory.
NOTE: Do not use this for the normal servicing.
VOL. (-) MIN1
If you set a factory initialization, the memories are reset such as the
channel setting, and the POWER ON total hours.
POWER ON total hours is displayed on the screen.
Refer to the "CONFIRMATION OF HOURS USED".
VOL. (-) MIN6
Can be checked of the INITIAL DATA of MEMORY IC.
Refer to the "WHEN REPLACING EEPROM (MEMORY) IC".
Writing of EEPROM initial data.
VOL. (-) MIN8
NOTE: Do not use this for the normal servicing.
Display of the Adjustment MENU on the screen.
VOL. (-) MIN9
Refer to the "ELECTRICAL ADJUSTMENT" (On-Screen Display Adjustment).
CONFIRMATION OF HOURS USED
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".
1.Set the VOLUME to minimum.ADDRESS DATA
2.Press both VOL. DOWN button on the set and Channel
button (6) on the remote control for more than 1 second.
3.After the confirmation of using hours, turn off the power.INIT 00 A9Initial setting content of MEMORY IC.
CRT ON 0010POWER ON total hours.
= (16 x 16 x 16 x thousands digit value)
+ (16 x 16 x hundreds digit value)
+ (16 x tens digit value)
FIG. 1
+ (ones digit value)
WHEN REPLACING EEPROM (MEMORY) IC
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 TABLE 1.
INI +0 +1+2+3+4+5+6+7+8 +9 +A +B +C +D +E +F
00 A9 C3 370031 B327162B 0044040F0F0F 5F
10 0F00 8B288027408343 00 100E 0F0742 42
20 6163 642667692A 6B 6C 6D 6E 6F 707152 72
30 5373 54745575755656 76 7657577777 58
40 5878 78595979795A 5A 7A 7A 5B 5B 7B 7B 5C
50 5C7C 7C 5D 5D 7D 7D 5E 5E 7E7E 5F 5F5F7F 7F
Table 1
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 1 second.
ADDRESS and DATA should appear as FIG 1.
3.ADDRESS is now selected and should "blink". Using the VOL. UP/DOWN button on the remote, step through the
ADDRESS until required ADDRESS to be changed is reached.
4.Press ENTER to select DATA. When DATA is selected, it will "blink".
5.Again, step through the DATA using VOL. UP/DOWN button until required DATA value has been selected.
6.Pressing ENTER 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.
The unit will now have the correct DATA for the new MEMORY IC. |
ACEC
TOSHIBA
