User`s guide
M3000A/M3046A/M3015A/M3016A Service Guide
5-22 Troubleshooting the Instrument
No waves. Measurement Server defec-
tive.
LEDs on display unit blink
but Server LED does not.
Check green LED on Server.
Exchange the Server.
Connection between the
Server and the display is
lost. Exchange the Server.
No ECG data or waveform dis-
played when both defib sync and
balloon pump are done together.
2-circuit cable used in a 3-
circuit ECG output jack.
Use a bud box when setting
up ECG.
Red ECG LED is on. System Board is defective.
Defib. synchronization is
not in sync. with ECG.
Defib. synchronization fails.
Replace the System Board.
Exchange the Server and try
again. Check the defib.
cable.
SpO
2
values appear unstable or
unreliable
Low light transmission of
SpO
2
sensor LEDs to the
sensor photo diode.
Patient has low peripheral
perfusion
Check Transmission and
Perfusion Index as follows:
1) Fit SpO
2
sensor on your
finger
2) Enter Config Mode
3) Select SpO
2
.
4) Switch SpO
2
On
Lightly press the Touchstrip
until text appears at the bot-
tom of the screen:
Perfusion Index xx.x
Transm. red yyyy
Transm. infra red zzzz
The Perfusion Index should
be > 1 and both Transmis-
sion indexes should be
greater than 10.
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