2026265-075C Solar 8000M/i patient monitor 4-33
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.
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.
039A
Observe normal R-
waves before shorting
Marker Out and
Marker In.
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.
432B
Defibrillator Synchronization connector J2
Pin Name Descriptions
Front View of
Module
1 DEFIB_MARKER_OUT Digital defibrillator output synchronization signal
2 DEFIB_MARKER_IN Digital defibrillator input signal
3 AGND1 Signal Ground
4 DGND Signal Ground
5 AGND2 Signal Ground
6 BP_ANALOG_OUTPUT Analog BP/OUTPUT
7 ECG_ANALOG_OUTPUT Analog ECG output signal
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