GE Solar 8000M/i Service Manual page 85

Pin
2026265-075C
Maintenance and checkout: Checkout procedure
4. Short the gray wire (Marker Out) to the violet wire (Marker In) and
observe negative spikes in the R-waves of the displayed ECG
waveforms.
Observe normal R-
waves before shorting
Marker Out and
Marker In.
Tram module
1. Connect an oscilloscope to the DEFIB SYNC connector on the front
panel of the Tram module.
2. Test the ECG, Arterial BP, and Marker Out signals from the DEFIB
SYNC connector. They should resemble the waveforms in the
following figure. Note that there are two Marker Out traces shown.
The top trace shows the frequency of the pulses; the bottom trace
shows the pulse width.
Name
1 DEFIB_MARKER_OUT
2 DEFIB_MARKER_IN
3 AGND1
4 DGND
5 AGND2
6 BP_ANALOG_OUTPUT
7 ECG_ANALOG_OUTPUT
Solar 8000M/i patient monitor
Observe negative spikes in the R-waves after
shorting Marker Out and Marker In. Note that the
spikes are small, and can be diffucult to see at
times.
Defibrillator Synchronization connector J2
Descriptions
Digital defibrillator output synchronization signal
Digital defibrillator input signal
Signal Ground
Signal Ground
Signal Ground
Analog BP/OUTPUT
Analog ECG output signal
432B
Front View of
Module
039A
4-33