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Performance Verification Procedures
TLA721 Benchtop & TLA7XM Expansion Mainframe Service Manual
4- 7
Pin 25
Pin 1
Figure 4- 2: Benchtop and expansion mainframe 25-pin rear panel connector
1.
Connect the reference lead of the digital voltmeter to one of the ground pins.
2.
Connect the other lead of the digital voltmeter to the supply pins of the
25-pin connector on the right rear panel of the mainframe.
3.
Measure the power supply voltages with the voltmeter and compare each
reading to the values listed in Table 4--4. If the voltages are within the
specified ranges, the mainframe is operating properly.
Table 4- 4: Power supply voltages at the 25-pin connector
Pin
Supply
Acceptable voltage range
1
+5 V
4.875 V to 5.250 V
2
--12 V
--12.60 V to --11.64 V
3
--24 V
--25.20 V to --23.28 V
4
--2 V
--2.10 V to --1.90 V
14
+12 V
11.64 V to 12.60 V
15
+24 V
23.28 V to 25.20 V
16
--5.2 V
--5.460 V to --5.044 V
9, 17--20, 22, 24
Logic Ground
Summary of Contents for TLA7XM
Page 5: ......
Page 13: ...Table of Contents viii TLA721 Benchtop TLA7XM Expansion Mainframe Service Manual ...
Page 17: ...Service Safety Summary xii TLA721 Benchtop TLA7XM Expansion Mainframe Service Manual ...
Page 21: ...Preface xvi TLA721 Benchtop TLA7XM Expansion Mainframe Service Manual ...
Page 25: ...Introduction xx TLA721 Benchtop TLA7XM Expansion Mainframe Service Manual ...
Page 43: ...Specifications 1 18 TLA721 Benchtop TLA7XM Expansion Mainframe Service Manual ...
Page 85: ......
Page 87: ...Adjustment Procedures 5 2 TLA721 Benchtop TLA7XM Expansion Mainframe Service Manual ...
Page 161: ...Repackaging Instructions 6 74 TLA721 Benchtop TLA7XM Expansion Mainframe Service Manual ...
Page 165: ...Electrical Parts List 8 2 TLA721 Benchtop TLA7XM Expansion Mainframe Service Manual ...
Page 169: ...Diagrams 9 4 TLA721 Benchtop TLA7XM Expansion Mainframe Service Manual ...
Page 189: ...Mechanical Parts List 10 20 TLA721 Benchtop TLA7XM Expansion Mainframe Service Manual ...