Novametrix Medical Systems OXYPLETH 520A, Руководство по обслуживанию

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Section 12
Functional Test
52
Model 520A Service Manual 5693-90-01
PRELIMINARY
• Briefly display
Parameters Reset To Factory Default
.
3
• Briefly display
MONITOR PERFORMING SELF TEST.
4
• The message center will display
ERASE STORED TRENDS ?
for ap-
proximately 10 seconds.
12.2.9
Verify the Message Center flashes
CONNECT SPO2 PROBE
while no sen-
sor is connected to the monitor.
12.2.10
Press the
ALRT
key to display the
SET ALERT LIMITS
menu.
Press the
↓
(down arrow) key several times and verify the Saturation dis-
play upper alert limit decreases each time the key is pressed.
12.2.11
Press the
RUN
key. Note the displayed Saturation alert limit settings. Turn
the monitor off and back on again. After the self-test is complete, verify
the monitor “remembered” the alert limit values.
12.2.12
Press the
Menu
key and then the
AUDIO
key.
Press the
ALERT
key to display the
SET ALERT VOLUME
menu.
Press and hold the
↓
key and verify the volume of the tone decreases as the
volume display decreases to 01. Press the
↑
key to return to maximum (07)
volume. Press
RUN
.
12.2.13
Press
MENU
then press
LITE
, verify the backlight toggles between dim and
bright with each depression.
Press
RUN
.
12.2.14
Press the
Menu
key and then the
AUDIO
key.
Press the
PULSE
key to display the
SET AUDIO FEATURES
menu.
Press the
↑
key to set the value to 01 then press
RUN
.
12.2.15
Do not apply the sensor to yourself. If using a Y-Sensor, fold the sensor
heads so that the windows face (or even touch) each other. Connect the
sensor to the monitor. Verify the Message Center flashes
PROBE OFF
PATIENT
and no alarm sounds.
12.2.16
If using a Finger sensor, apply it to your index finger, and if using a Y-
Sensor, tape the sensor to your index finger. Verify that after several sec-
onds, reasonable Pulse Rate and Saturation (>95%) values are displayed.
12.2.17
Check that the Message Center displays a Pulse Activity Bar and that a
tone sounds with each pulse beat. (Note that the pitch of the tone will vary
with the Saturation display value.)
12.2.18
Remove the sensor from your finger. Verify the Saturation and Pulse Rate
displays blank out, an alarm sounds and
PROBE OFF PATIENT
is dis-
played. (If using a Y-Sensor, you may have to fold the heads so that the
windows face each other in order to make the alarm and message acti-
vate.)
3. This message is only displayed if the ALERT RESET key is depressed at power up.
4. If “Monitor Error” appears, turn the monitor off and back on. If the message reappears, contact
qualified service personnel. See Section 11,
Troubleshooting
, on page 47.