Agilent Technologies 6012B Service Manual page 125

Autoranging dc power supply
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CHANGE 13
6010A
In the option 002 (Appendix A) parts list and schematic diagram delete R57 and solder pin p/n
0360-1300.
6011A
In the parts list for the A1 Main Board Assembly change C17, C18 to 1000 µ F 50V, p/n 0180-
3019. Change C10 to 22 µ F 250V, p/n 0180-0426.
6012B
In the option 002 (Appendix A) parts list and schematic diagram delete R57 and solder pin p/n
0360-1300.
CHANGE 14
6011A
In the parts list for the A2 Control Board Assembly add R130, 1M 1% 1/8W, p/n 0698-8827.
Delete C85. In the Chassis, Mechanical, delete AC output cover with strain relief, p/n 5060-
3237. Add AC output cover, p/n 5040-1627, and strain relief, p/n 5040-1625. In the parts list for
the A1 Main Board Assembly delete C33 and R25.
6012B
In the parts list for the A1 Main Board Assembly change C17, C18 to 1000 µ F 50V, p/n 0180-
3019. Change C10 to 22 µ F 250V, p/n 0180-0426.
CHANGE 15
6011A
In the parts list for the A5 Diode Board Assembly change CR1 and CR5 to 1901-1127. In the
parts list for the A1 Main Board Assembly change XA4, XA5 to 1251-7891. Under A4 and A5
Mechanical parts list change P1 to 1251-8696. In the parts list for A6 AC Input Filter delete
capacitor C9. In the parts list for CHASSIS MECHANICAL, change front frame casting to p/n
5021-8803; chassis to p/n 06032-00001; front sub-panel to p/n 06032-00009; and handle retainer
(front) to 5040-7219.
6012B
In the parts list for the A1 Main Board Assembly delete C30 and R25.
CHANGE 16
6011A
In the parts list for the A3 Front Panel Board delete DS1-8 and replace with the following:
DS1
DS2-4 1990-0540
DS5
DS6-8 1990-0540
6012B
In the parts list for the A2 Control Board Assembly add R130, 1M 1% 1/8W, p/n 0698-8827.
Delete C85.
CHANGE 17
6012B
In the parts list for the A1 Main Board Assembly change XA4, XA5 to 1251-7891. Under A4
and A5 Mechanical parts list change P1 to 1251-8696.
1990-0681
1990-0681
125

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