TM80 Telemetry Monitor Service Manual 5-5 
 
5.4.2 Resp Test 
5.4.2.7 Enabling Resp Functionality 
Before performing the Resp performance test, you need to enable the Resp 
functionality. Follow this procedure to enable the Resp functionality: 
1.  After powering on the TM80, press    to enter the main menu of the 
transmitter. 
2.  Select Maintenance→input the maintenance passcode→tap Accept→select 
Service. 
3.  Input the passcode. 
4.  Tap Accept. 
5.  Enable Support Resp. 
6.  Return to the main menu. 
7.  Select Maintenance→input the maintenance passcode→tap Accept→select 
General. 
8.  Enable Resp. 
 
 
5.4.2.8 Resp Performance Test 
Tools required: 
  Medsim300B patient simulator 
1.  Connect the patient simulator to the TM80 using an ECG cable and set lead II as 
the respiration lead. 
2.  Configure the simulator as follows: lead II as the respiration lead, base 
impedance line as 500 Ω; delta impedance as 1 Ω, respiration rate as 20 rpm. 
3.  Verify that the Resp wave is displayed without any distortion and the displayed 
Resp value is within 20±1 rpm.