Service manual

Troubleshooting Tables
4-4
PageWriter 100 Error Message Communication
The PageWriter 100 communicates the following error messages with these corresponding
LED’s:
Leads off All Manual lead group LED’s blink alternately with
LED.
Check Paper Supply The current LED blinks.
Printer Door Open The current LED blinks.
3Troubleshooting Tables
The troubleshooting tables in this section help you to localize a fault and correct it. The
troubleshooting flowchart in Figure 4-1 guides you to the troubleshooting table that covers
a particular functional area of the cardiograph.
Table 4-1 lists errors that can occur during operation and will appear only as numbers on
the display. The table defines and explains each error, and suggests one or more corrective
actions for each.
Figure 4-1 Troubleshooting Flowchart
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Start
Powers up
No
Yes
See Table 4-2
Error displayed?
Yes
No
See Table 4-1
Patient Cable &
ECG Front End
CPU
Printer
Keyboard &
Display
Storage
Transmission
ECG problems
See Table 4-3
System
See Table 4-4
inoperative
No paper
movement.
Poor print
quality.
See Table 4-5
Keys don’t
function or
garbled display
See Table 4-6
Cannot store
See Table 4-7
Cannot send
or receive ECGs.
See Table 4-8
or retrieve
ECGs.