Offset Accuracy - HP 16532A Service Manual

3-10. OFFSET ACCURACY

This test verifies the offset accuracy.
Specification:
± (1.0% of channel offset + 2.0% of full scale)
Equipment Required:
The following equipment is required for the test. Procedures are based on the model or part numbers rec-
ommended.
Equipment Required
DC Power Supply
Digital Multimeter
Cable
Adapter
Procedure:
Zero-Input Offset
1. Disconnect all cables and probes from the oscilloscope inputs. In the Waveform Selection menu de-
lete channel 2. If channel 1 is not inserted, insert channel 1. Then set up the oscilloscope module
according to the following parameters in the order given:
Menu
Channel
Trigger
Display
2. With the DC power supply disconnected from the channel input, make sure the markers are near
the center of the display.
Critical Specification
− 35.000 to + 35.000 Vdc, ± 1 mV resolution
Better than 0.1% accuracy
50 Ω BNC (m to m) 48-inch
50 Ω BNC (f) to Dual Banana Plug
Selection
Input
Probe
v/Div
Offset
Coupling
s/Div
Mode
Mode
Average #
Grid
Markers
HP 16532A - Performance Tests
Recommended
Model/Part Number
HP 6114A
HP 3458A
HP 10503A
HP 1251-2277
Setting
1
1:1
4 V
0 V
1 MΩ / DC
500 ns
Immediate
Average
32
On
On
3-9