Service manual

23
ch <...Eprom Contents...> Epro m location
40 1 0 1 1 1 0 1 1 3B 3B
39 1 0 1 1 1 0 1 0 3A 3A
38 1 0 1 1 1 0 0 1 39 39
37 1 0 1 1 1 0 0 0 38 38
36 1 0 1 1 0 1 1 1 37 37
35 1 0 1 1 0 1 1 0 36 36
34 1 0 1 1 0 1 0 1 35 35
33 1 0 1 1 0 1 0 0 34 34
32 1 0 1 1 0 0 1 1 33 33
31 1 0 1 1 0 0 1 0 32 32
30 1 0 1 1 0 0 0 1 31 31
29 1 0 1 1 0 0 0 0 30 30
28 1 0 1 0 1 1 1 1 2F 2F
27 1 0 1 0 1 1 1 0 2E 2E
26 1 0 1 0 1 1 0 1 2D 2D
25 1 0 1 0 1 1 0 0 2C 2A
24 1 0 1 0 1 0 1 1 2B 2C
23 1 0 1 0 1 0 1 0 2A 2B
22 1 0 1 0 1 0 0 1 29 29
21 1 0 1 0 1 0 0 0 28 28
20 1 0 1 0 0 1 1 1 27 27
19 1 0 1 0 0 1 1 0 26 25
18 1 0 1 0 0 1 0 1 25 24
17 1 0 1 0 0 1 0 0 24 23
16 1 0 1 0 0 0 1 1 23 22
15 1 0 1 0 0 0 1 0 22 20
14 1 0 1 0 0 0 0 1 21 1F
13 1 0 1 0 0 0 0 0 20 1E
12 1 0 0 1 1 1 1 1 1F 1D
11 1 0 0 1 1 1 1 0 1E 1B
10 1 0 0 1 1 1 0 1 1D 1A
9 1 0 0 1 1 1 0 0 1C 19
8 1 0 0 1 1 0 1 1 1B 18
7 1 0 0 1 1 0 1 0 1A 16
6 1 0 0 1 1 0 0 1 19 15
5 1 0 0 1 1 0 0 0 18 14
4 1 0 0 1 0 1 1 1 17 13
3 1 0 0 1 0 1 1 0 16 11
2 1 0 0 1 0 1 0 1 15 10
1 1 0 0 1 0 1 0 0 14 OF
You will notice that the "N" codes required are very similar to the switch codes. In fact you
can simply cut the trace to the MB8719 pin 10 and ground-it and be very nearly there using
just the channel switch outputs. This is the simplest 10 meter mod!