ZOLL PD 2000 - Page 26

SERVICE MANUAL
6.2 TEST PROCEDURE
e Turn the SELECTOR SWITCH to PACER ON.
e Adjust RATE to 120 ppm.
* Connect the pacer output load resistor to the pacer output
connector.
« With the frequency counter and oscilloscope connected to the
test load, turn the OUTPUT control to 0 mA.
The display on the oscilloscope should show 0 volts.
Mark the Checkout Procedure Data Sheet.
+ Set the scope as follows:
1 Volt per division.
0.2 or 0.5 Second per division.
e Watch the scope display while switching the SELECTOR SWITCH
from PACER ON to OFF.
Spikes or transients should be less than 1V.
e © Turn the SELECTOR SWITCH to PACER ON. Verify spikes are less
than 1V.
Mark the Checkout Procedure Data Sheet.
6.3 TEST PROCEDURE
+ Set the OUTPUT to 15 mA.
* Disconnect the pacer output load from the PD™ 1400-series device.
= "PACER LEAD OFF" appears in the lower half of the display.
Mark the Checkout Procedure Data Sheet.
6.4 TEST PROCEDURE
« Reconnect the pacer output load.
The “PACER LEAD OFF" display is replaced by “PACER ON".
Mark the Checkout Procedure Data Sheet.
1-14