When Replacing Eeprom(Memory) Ic; Confirmation Of Using Hours - Toshiba MD13M1 Service Manual

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.
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.
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.
Note: No need setting for the position of the mark @ due to the adjustment value.
INI +0
00 FA
10 64
20 54
30 78
40 7C
50 @
60 @
70 82
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.
CONFIRMATION OF HOURS USED
WHEN REPLACING EEPROM (MEMORY) IC
+1 +2 +3 +4 +5
43 0F 05 F1 B7
26 67 69 2A 6B
74 55 75 75 56
59 59 79 79 5A
5D 5D 7D 7D 5E
@ @ @ @ @
@ @ @ @ @
--- --- --- --- ---
ADDRESS DATA
INIT 00 FA
CRT ON 0010
FIG. 1
+6 +7 +8 +9 +A
27 D7 03 CD DA
6C 6D 6E 6F 70
56 76 76 57 57
5A 7A 7A 5B 5B
5E 7E 7E 5F 5F
@ @ @ @ @
@ @ @ @ @
--- --- --- --- ---
Table 1
C-2
Initial setting content of MEMORY IC.
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)
+B +C +D +E +F
BF BF C0 60 62
71 52 72 53 73
77 77 58 58 78
7B 7B 5C 5C 7C
5F 7F 7F @ @
@ @ @ @ @
10 76 53 0A 55
--- --- --- --- ---