Toshiba VTV1402S, Service Manual

Page: 22 / 72

NOTE FOR THE REPLACING OF 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.
NOTE:
40 1E 07 80 6A 02 00 27 C0 01
+0 +1 +2 +3 +4 +5 +6 +7 +8 +9
+A
+B +C +D +E +F INI
D0 63 65 66 06 40 00 05 00
01 0B 01 00 04 6A 00 F5 77 A0
52 F0 00 00 00 00 00 5F 01 F0
2B 15 50 A0 C4 20 08 BF 10
Initial Data setting will not be possible if clock has been set. To reset clock, either unplug AC cord and allow
at least 30 minutes before Power On or alternatively, discharge backup capacitor.
3.
4.
5.
6.
7.
8.
The unit will now have the correct DATA for the new MEMORY IC.
1.
2.
Fig. 1
ADDRESS is now selected and should "blink". Using the PLAY or STOP 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 PLAY or STOP button until required DATA value has been selected.
Pressing ENTER will take you back to ADDRESS for further selection if necessary.
Repeat steps 3 to 6 until all data has been checked.
When satisfied correct DATA has been entered, turn POWER off (return to STANDBY MODE) to finish DATA input.
Enter DATA SET mode by setting VOLUME to minimum.
While holding down VOLUME button on front cabinet, press key 6 on remote control for more than 2 seconds.
ADDRESS and DATA should appear as FIG 1.
INIT 00 83
0010
0003
POWER ON
PLAY/REC
ADDRESS DATA
Table 1
12 31 04 0D 40 42 00
10 05 18 00 00 00 00 00
20 68 00 00 5F 05 C0
30 01 F0 0E 00 01 6C
40 21 00 00 00 00 00 00