9-5
Chapter 9 Maintenance Check
Daily and Periodic Check
No
Check Items
Check Procedure
Criteria
3. Power Supply
01
Standby Switch
Check by connecting the power cable to AC
100-240 V and turning the power ON/OFF using
a standby switch.
Check that the power supply LED lights.
ON: Green, OFF: Orange
02
Battery-Charging
Operation
(When a battery is
installed)
Install the battery, and check the charging
operation.
Check that the battery charging LED lights.
Charging is in process: Orange, Fully
charged: Green
No battery: Light Off
03
Battery Operation
(When a battery is
installed)
After charging the battery, unplug the power
cable, and change to battery operation.
Check that the battery-operating condition is
as specified on the operation manual.
04
Replacing the Battery
(When a battery is
installed)
Check the battery replacement date.
Should be within one year from start of
usage.
No
Check Items
Check Procedure
Criteria
4. Display/Operation/Print
01
Operation, Switch
Check by operating the control switches and
keys on the touch panel.
Should operate correctly.
02
LCD
Check that the home display is displayed on the
LCD.
Characters and waveform should be clear.
The display should be clearly displayed with
sufficient brightness.
03
Alarm Indicator
Check if the alarm indicator lights when the
power is turned ON.
Should light when the power is turned ON.
04
Alarm Sound/
Operating Sound
On the "Tone/Volume" menu, check the alarm
sound.
Alarm sound should generate with proper
volume.
There should be no beat noise.
05
Date/Time
Check the year, month, day, and time on the
display.
The year, month, day, and time should be
correctly displayed.
06
Printing Status
(When HR-800 is
used)
Perform test printing on the maintenance menu.
Visually check the printing condition and also if
there are thin or missing points.
The printed characters should be clear and
legible.
07
Paper Speed
(When HR-800 is
used)
Perform test printing on the maintenance menu.
Check by measuring the length of printed grid.
Error should be within ±3% for 25 mm/sec
and 50 mm/sec waveform traces.
08
Telemetry
Transmission
Perform telemetry transmission, and check the
reception condition and waveform on the
receiver side.
Correct waveforms and numeric data should
be displayed and receiving condition should
be stable.
No
Check Items
Check Procedure
Criteria
5. ECG
01
ECG Display Size
Input square wave of 1 mV amplitude from the
simulator, and check the displayed waveform on
the monitor with a waveform size of x1.
The amplitude of the displayed waveform
should be within 10 mm ± 1 mm.
02
Heart Rate Display
Accuracy
Set the heart rate to 60 bpm on the simulator,
and check the displayed heart rate on the
monitor.
The displayed heart rate should be within 60
bpm ± 3 bpm.
03
Lead OFF
Remove each electrode from the simulator and
check that "Lead OFF" message is displayed.
The "Lead OFF" message for the removed
electrode should be displayed.
Содержание Dynascope 8000 Series
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Страница 16: ...ii Safety About the Safety Precautions DSA 81 AC Unit HR 800 Recorder Unit ...
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