Low Battery Segment; Pushbutton Diagnostic Test (D1) - Welch Allyn Grason-Stadler GSI 17 Series Service Manual

displayed in a right justified, integer format on digits 1, 2 and
3.
RESPONSE LED
This LED is not used during the hardware diagnostic test and will
remain OFF.
STIMULUS
LED is used to
This
The
presented.
presented and ON when it is being presented.

LOW BATTERY SEGMENT

This LCD segment indicates a low battery voltage condition.
SEGMENT
This LCD segment indicates the position of the +10 dB pad.
the pad is "in" the segment will be ON and when the pad is
the segment will be OFF.

4.9.2 PUSHBUTTON DIAGNOSTIC TEST (D1)

TEST DESCRIPTION
This test provides a means of testing all controls,
the Cal/Normal
operated. While in this test, the operation of any control
display the keycode of the new position of the control on the HL
display. This keycode will be displayed until another control is
operated.
TEST INITIALIZATION
When switched into the pushbutton diagnostic test, the instrument
will be initialized as follows:
Tone Type = Current selection
Frequency = Current selection
Stimulus M
Channel = OFF
Attenuator position = 255
+10 dB Pad = Out
Transducer Routing = None
HL Display = Displays "D1" for 2 seconds and then blanks
Response LED = OFF
Stimulus On LED = OFF
Low Battery Segment = Current state
indicate
LED is OFF when the
Switch, for
= Current position
UX
when the stimulus is
stimulus is
proper operation
being
being
not
When
"Out"
except for
when manually
will