Toshiba MD24F52 - Page 27

C-2
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.
Table 1
1.
2.
3.
Turn on the POWER, and set to the TV mode.
Enter DATA SET mode by setting VOLUME to minimum.
Press both VOL. DOWN button on the set and Channel button (6) on the remote control for more than 2 seconds.
ADDRESS and DATA should appear as FIG 1.
NOTE: No need to set data for after position INI 67.
4.
5.
6.
7.
8.
9.
10.
11.
12.
The unit will now have the correct DATA for the new MEMORY IC.
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.
Press ENTER to select DATA. When DATA is selected, it will "blink".
Again, step through the DATA using VOL. UP/DOWN button until required DATA value has been selected.
Pressing ENTER will take you back to ADDRESS for further selection if necessary.
Repeat steps 4 to 7 until all data has been checked.
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.
Turn on the POWER, and set to the TV mode.
Press both VOL. DOWN button on the set and Channel button (1) on the remote control for more than 2 seconds.
After the finishing of the initializing of shipping, the unit will turn off automatically.
FIG. 1
ADDRESS DATA
INIT 00 26
CRT ON 0000
26 3F 5A 05 D1 02 30 25 12 57
+0 +1 +2 +3 +4 +5 +6 +7 +8 +9
+A
+B +C +D +E +FINI
60 50 65 45 7B E3 50 50 78
80 88 83 88 89 88 FD 00 05 09
23 00 D9 40 0F 4F00
10
50
55 3A A0 11 00 00
20 0C 0F 11 15 18 19
1A 1C 1C 1C 1D 1D 1D 1E 1E
30
1B
1E 1F 1F 1F 20 20
21 21 22 22 22 23 23 23 24
40
21
24 24 25 25 25 26
26 27 28 28 29 29 2A 2A 2B
50
27
2C 2C 2D 2F 31 35
36 38 38 39 3B 3C 3F --- ---
60
37
--- --- --- --- --- ---
CONFIRMATION OF INITIAL DATA