GE Corometrics 170 Series

6-24 170 Series Monitor Revision C
2000947-004
Functional Checkout Procedure: Dual Heart Rate Test (Non-Pattern)
Dual Heart Rate Test (Non-Pattern)
FECG/US Modes
1. Connect the Model 325 Simulator’s ECG sub-cable to the monitor’s FECG input
receptacle.
2. Connect the simulator’s US sub-cable to the monitor’s
US input receptacle.
3. Set the switches on the Model 325 Simulator according to Table 6-6.
4. If not already on, select the monitor’s
Record button.
5. Verify the following on the monitor:
 The FHR1 value reads 120 BPM.
 The FHR1 heartbeat indicator () flashes at a rate of 120 times per
minute.
 The FHR2 value varies between approximately 50 and 210 BPM.
 The FHR2 heartbeat indicator () flashes at a rate consistent with the
value.
 The messages FECG and US print on the center margin of the strip chart
paper.
 The FHR1 trend is a continuous plain black line ( ) on the 120 BPM
mark on the top grid of the strip chart paper. (Refer to Figure 6-6.)
 The FHR2 trend is a bold black ramp trace ( ) between 50 and 210
BPM on the top grid of the strip chart paper. (Refer to Figure 6-6.)