5
Care & Maintenance
5.2
Functional test
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5.2.12
ECG lead and patient cable test
1. Press “FN” key and Lead test.
2. Disconnect ECG simulator.
3. Check following:
– device beeps 4 time
– all leads (1) are blinking
– Uel for all leads is -350 to -550 mV
4. Connect ECG simulator and setup HR to 60 b/min, no arrhytmias.
5. Check following:
– all leads stops blinking
– Uel for all leads is -15 ...+15 mV
– Udif = 3985 ...4015 mV
– TPH = 18 ...30 °C
6. Press “RETURN TEST”
7. Press
key.
8. Check amplitude and polarity according following printouts.
Fig. 5.5
ECG amplifier
ECG AMPLIFIER: U el [mV]
Uref+:
2002
R
-517
Uref-:
2000
L
-518
Udif:
4001
C1
-520
Uoff:
166
C2
-516
Calib:
1000
C3
-521
C5
-515
C6
-517
TPH TEMP:
23°C
Eprom: 623
ECG AMPLIFIER: U el [mV]
Uref+:
2002
R
4
Uref-:
2000
L
1
Udif:
4001
C1
3
Uoff:
166
C2
1
Calib:
1000
C3
4
C5
3
C6
2
TPH TEMP:
23°C
Eprom: 623
RETURN
TEST
MENU
LEAD TEST
1
Содержание AT-101
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Страница 42: ...5 Care Maintenance 5 2 Functional test A 0 Page 40 Art no 2 540037 Rev a ...
Страница 58: ...7 Drawing and spare parts 7 1 Drawings Printer A 0 Page 56 Art no 2 540037 Rev a Fig 7 4 Detail cabling ...
Страница 63: ...Page 61 Appendix 8 A 0 Service Handbook Checklist 8 1 Art no 2 540037 Rev a Other remarks ...
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