8. In Chapter
10.7
substitute Table B-3, Table B-4, and Table B-5
for Table
1 0. 7-3, Signatures for address drivers and decoders
Table B-3. Address bus Signature Analysis
Address Free Run Ul
U3
U4
Bus
S.A.
Pin Pin
Pin
AO
uuuu
9 2 18
Al
FFFF
10 4 16
A2
8484
1 1 6 14
A3
P763
12 8 12
A4
1U5P
13 1 1 9
A5
0356
14 13 7
A6
U759
15 15 5
A7
6F9A
16 17 3
A8
7791
17
2 18
A9
632 1
18
4 16
AlO
37C5
19
6 14
A l l
6U28
20
8 12
A12
4FCA
22
1 1 9
A13
4868
23
13 7
A14
9UP1
24
15 5
A15
0002
25
17 3
Table B-4. Main Decoder Signature Analysis
Main
Free Run U12 U13 U14 U9
us
U7 U6 U5 TP
Decoder
S.A.
Pin Pin Pin Pin Pin Pin Pin Pin
2340
15
4
1C66
14
4
ROM2
20UO
12
20
2
ROM3
4685
1 1
20
3
ROM4
36F8
10
20
4
ROMS
3 1AC
9
20
5
ROM6
41P4
12
20 6
Backdating B-27
Summary of Contents for 8112A
Page 6: ......
Page 24: ......
Page 36: ......
Page 44: ......
Page 70: ......
Page 92: ......
Page 144: ...8 32 Testing Performance ...
Page 176: ......
Page 190: ......
Page 194: ...10 2 4 Servicing the Power Supply ...
Page 196: ......
Page 197: ......
Page 216: ......
Page 240: ...10 4 16 Servicing the Shaper and Output Amplifier ...
Page 242: ...A R l BD RY MR I N 1 2 7 I I IJt 51 CR1 B e i 1 _ _ _ _ 20 ...
Page 244: ......
Page 251: ......
Page 262: ...A B A2 ED RY CONTROL ...
Page 270: ......
Page 290: ...R B c R3 BD RY M I CROPROCESSOR 1 2 3 FIGURE 1 0 7 8 ...
Page 294: ... 8 X2l 2 X2 Figure A 1 Mechanical Parts 1 A 2 Replaceable Parts ...
Page 295: ...MP MP3 MP MP2 MP4 MPS MP 1 2 MPS MP MP I B ElElElEl Replaceable Parts A 3 ...
Page 334: ......
Page 378: ...Figure B 14 Mechanical Parts 1 B 44 Backdating ...
Page 380: ......
Page 382: ......
Page 402: ......