Welch Allyn 53 Service Manual page 34

Functional Verification Procedure
3. Connect the hi-pot Nurse Call test cable between the nurse call connector and the return
output jack on the hi-pot tester.
4. Press the test button to run the AC withstand voltage test.
5. Verify that the monitor passed the test. (If the input current never exceeds 2.50 mA, the
shielding is sufficient.)
6. Remove the Nurse Call test cable.
7. Connect the hi-pot RS232 test cable between the RS232 connector and the return output
jack on the hi-pot tester.
8. Press the test button to run the AC withstand voltage test.
9. Verify that the monitor passed the test. (If the input current never exceeds 2.50 mA, the
shielding is sufficient.)
10. Remove the hi-pot RS232 test cable from the RS232 connector and the hi-pot tester.
11. Connect the SpO
2
the hi-pot tester.
12. Push the test button to run the AC withstand voltage test. Verify that the monitor passed
the test. (If the input current never exceeds 2.50 mA, the isolation is sufficient.)
Hi-Pot Test Connections
Cable
Connector/Cable
DC Input Switchcraft 760
0.100" ID
0.218" OD
SpO Nellcor D-connector
2
(DEC-8 or other
OXI-MAX equivalent)
RS232 RJ45/standard patch
cable
Nurse Call Welch Allyn Nurse Call
cable 008-0634-XX
(Uses Lemo connector
PAB.MO.4GLAC397.)
Service Manual
test cable between the SpO
Monitor Connection
Connect to
DC Input Connector
SpO Input
2
Connector
Communication
Connector
Nurse Call Connector All wires connected
connector and the return output jack on
2
Hi-Pot Tester Connection
Wiring
Both wires connected
together and terminated
appropriately for your
hi-pot tester
All wires connected
together and terminated
appropriately for your
hi-pot tester
All wires connected
together and terminated
appropriately for your
hi-pot tester
together and terminated
appropriately for your
hi-pot tester
34
Functional Verification
Connect to
Return
High Voltage
High Voltage
High Voltage
Vital Signs Monitor Series 300