Specifications

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Troubleshooting the
Agilent V24/V26 Series
Isolating and Solving Instrument Problems
You can use the following table to isolate and solve problems which may occur in the
instrument.
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Unable to upgrade the instrument using
CPC Programming Tool
Power was left on the instrument
when the CPC Programming Tool
was installed causing the interface to
fail.
Replace the System Board. Connect
the service tool to the instrument
only when the instrument is powered
down.
Cannot send data on the SDN.
Cannot send message to Central Station.
Failure message displayed on the Central
Station.
Defective SDN circuitry.
SDN cable assembly disconnected
or broken.
Replace System Board.
Replace SDN cable assembly
(If you have the SDN Daughter
Board, refer to Appendix A)
Display goes blank and error message
indicates “Front End Link protocol
problem”
The 10 MHz system clock fails
causing the instrument to crash.
System Board failure.
Replace System Board.
No marker pulse on screen.
Out of sync ECG Analog Output
ECG Analog Output is defective.
Defib sync input circuit is defective.
Replace System Board.
Incorrect Time and Date.
Invalid data stored showing wrong times
for data.
Time and date display shows 1987 date.
The instrument’s real-time clock is
defective.
Power on for a few minutes and
reset the time and date.
Replace System Board.
Cannot re-program the time and date
correctly
Defective System Board. Replace the System Board.
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“sync output not available” displayed on
the screen.
Unable to monitor patient.
Green LED for 60 V not lit on power
supply.
No +60V from Power Supply Replace Power Supply
Replace 60V cable
Replace Plug-in Rack Cable
Replace Plug-in Rack or Plug-in
parameter modules