HP 5385A User Manual

HP 5384A and HP 5385A
Operation and Programming
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5384A FREQUENCY COUNTER
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DISPLAY
REM
ADRD
ERROR
LO BATT
ATTN
FILT
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-MAN LVL-
B
GATE
INPUTS
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The liquid Crystal Display contains the 12-digit, 14-segment display.
An arrow appears above the REM (remote) label indicating the counter is in remote
operation. The arrow does not appear in local operation.
An arrow appears above the ADRD (addressed) label indicating the counter is addressed by
the controller. When the counter is addressed it may or may not be in remote operation .
An
arrow appears above the ERROR (error) label when a failure occurs in the micro-
processor. All other failures will cause an error number ("Ernn") to appear in the display .
An
arrow appears above the LO BATT (low battery) label when the instrument is oper-
ating from Option 005 and the battery has approximately 20 minutes of capacity remaining.
An arrow appears above the ATTN (attenuator) label when the X20 attenuator is in the
Channel A signal path.
An arrow appears above the FILT (filter) label when the 100 kHz low pass filter is in the
A Channel signal path.
An arrow appears above the "A" label when the counter is set-up to make a frequency
measurement or period measurement on Channel A.
An arrow appears above the -MAN LVL- label when the MANUAL TRIG LEVEL A/
MANUAL ATTN LEVEL B control is enabled.
An arrow appears above the "B" label when the counter is set-up to make a frequency
measurement on Channel B.
An arrow appears above the GATE label to indicate that a measurement is in progress.
Figure 3-7. Front Panel Indicators
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HP 5385A Specifications

General

Brand	HP
Model	5385A
Category	Cash Counter
Language	English