Adjustment Procedures; Disassembly Procedure - HP 3465B Operating And Service Manual

Section V
Model 3465 B
ADJUSTMENT PROCEDURES
5-27. ADJUSTMENT PROCEDURES.
WARNING
Adjustment Procedures of Section V are in
tended for qualified service personnel only. To
reduce the possibility of electrical shock, only
qualified personnel are to perform maintenance
duties.
5-28. The following procedures should be performed only
after it has been determined from Performance Tests that
the Multimeter does not meet specifications. If any
adjustment in these procedures cannot be made, refer to
the troubleshooting procedures of Section VII. Location of
the Multimeter adjustments is shown in Figure 5-9. Test
equipment to be used for adjustments are as specified in
Table 5-1.
5-29. Disassembly Procedure.
a. Turn the Multimeter off and disconnect the ac
power.
b. Remove four screws from the bottom shell.
c. Place the Multimeter right-side up with the front
panel facing to your left.
INPUT AMPLIFIER
BALANCE ADJ
INPUT
AMPLIFIER
GAIN ADJ
AC CONVERTER
200 mV and 20 V
HIGH FREQ. ADJ 20 Mn ADJ
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HIGH FREQ. AC CONVERTER POWER SUPPLY AC CONVERTER
ATTEN ADJ OVERALL GAIN ADJ JUMPERS X10 GAIN ADJ
AC CONVERTER
HIGH FREQ. ADJ
A1
-hp- Part No. 03465-66508
Figure 5-9. Multimeter Adjustment Location.
5-8