When Replacing Eeprom (Memory) Ic - Toshiba MV9DM2 Service Manual

Color television/ video cassette recorder
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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.
NOTE: Initial Data setting will not be possible if clock has been set. To reset clock, either unplug AC cord and allow
at least 5 seconds before Power On.
+0
+1
INI
00
88
0A
AB
94
10
20
06
2A
30
30
31
40
47
48
50
57
58
60
67
67
1.
Enter DATA SET mode by setting VOLUME to minimum.
While holding down VOLUME button on front cabinet, press key 6 on remote control simultaneously.
2.
ADDRESS and DATA should appear as FIG 1.
3.
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.
4.
Press ENTER to select DATA. When DATA is selected, it will "blink".
5.
Again, step through the DATA using PLAY or STOP 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.
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+2
+3
+4
+5
+6
+7
E2
63
43
14
34
0B
91
86
00
00
30
05
01
17
10
60
32
3A
33
35
37
39
3B
3D
49
4A
4B
4C
4D
4E
59
5A
5B
5C
5D
5E
68
68
69
69
6A
6A
Table 1
ADDRESS DATA
INIT
00
POWER ON 0000
PLAY/REC
Fig. 1
C4-1
+A
+8
+9
+B
+C
+D
51
3A
10
66
00
85
00
AC
0F
A5
3E
BA
D7
18
1D
28
2D
3F
40
41
42
43
4F
50
51
52
53
5F
60
61
62
63
6B
6B
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88
0000
+E
+F
40
00
29
0A
0C
2E
2F
44
45
46
54
55
56
64
65
66
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