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In Appendix A, Table A-3
delete :
Reference Description
HP Part #
Al 08112-66501 R30
R-F 200
D
0757-0407
Microprocessor Board
In Appendix A, Table A-5
modify:
Change
14
Reference
Description
HP Part #
A3 08 1 16-66523 Ul7
IC-SN74LS 138 1820- 1216
Component changes were introduced to improve overshoot. New
firmware was introduced with a new set of ROMS.
If
you have the
old firmware installed, signature analysis readings for the ROM
test
(
see
Trouble shooting
in Chapter 10. 7) will be as detailed in
Table B-2:
For instruments with serial number 2343G01 130 and lower make the
following changes to the appropriate parts-list:
Main Board
In Appendix A, Table A-3
delete :
Reference Description
HP Part #
Al 08112-66501 C541
Capacitor 0.01 µF 100 V 0 160-3879
In Appendix A, Table A-3
modify :
Reference
Description
HP Part #
Al 08112-66501 C414
Capacitor
15 pF
0 160-4385
RlOO
Resistor network 7 x 10 k
1810-0206
R556
Resistor
13.3 k 1 % 0757-0289
R557
Resistor network 9 x 10 k
1810-0280
Control Board
In Appendix A, Table A-4
modify :
Reference Description
A2 08 112-66502 R7
R55
Resistor
HP Part #
5.62 k 0757-2000
4.42 k 0698-4442
Backdating B-9
Summary of Contents for 8112A
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Page 240: ...10 4 16 Servicing the Shaper and Output Amplifier ...
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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 ...
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Page 378: ...Figure B 14 Mechanical Parts 1 B 44 Backdating ...
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