Table of Contents
Communication Test
4-18
Troubleshooting: Diagnostic Tests
Communication tests are available for the COM ports, external modem, internal
modem and Ethernet. The Communication Test menu is shown below:
COM Port Loopback Test. The Communications (COM) Port Loopback test
sends various ASCII characters out from the COM Port's transmit lines and
expects the same character to return to its receiving lines. Perform test for both
COM 1 and COM 2 ports. COM 3 and COM 4 are not included on the MAC
3500.
To run test, connect pin 3 to pin 5 using a jumper and then press any key to start.
The test will return a pass/fail for several baud rates.
MAC™ 3500 Resting ECG Analysis System
2021337-036
22A
Revision L
Table of Contents
