Siemens Pacemaker UM344-2 Bedienungsanleitung PDF herunterladen (Seite 120)

CALIBRATION AND MAINTENANCE UM344-2

September 1995

Transmitter LCD MXC

1. If not already in communication with the suspect transmitter,

establish communications by executing the "FIND XMTR" routine on the MXC as described in

Section 3.2.

2. Press the MXC's STATUS key. If the message "FAILSAFE" appears in the display, the

transmitter has failed a self-diagnostic test.

3. Press ERRORS (F2) to display all active transmitter errors. Note which of the error messages

in Table 6.1 is displayed (multiple errors can be displayed).

TABLE 6.1 Self-Diagnostics Troubleshooting

MXC

MESSAGE

PROBABLE CAUSE CORRECTIVE ACTION

E2 ROM ROM CHECKSUM match failed. Replace Electronics Module

E3 RAM Microprocessor failed, RAM inoperative. Replace Electronics Module

E4 EPROM Microprocessor cannot retain

configuration or calibration data.

Reconfigure/recalibrate transmitter. Perform

transmitter TEST (step 4). If TEST fails, replace

Electronics Module.

E5 TIMER A major cycle interrupted itself. Replace Electronics Module

E6 SENSOR

Three successive A/D sensor

conversions were bad

Replace Electronics Module

4. Confirm that the fault still exists by selecting the CALIBRATE/TEST screen from the On-Line

Menu of the MXC and press TEST (F3). This instructs the transmitter to perform a self-

diagnostic test.

Fault Remains:

If the fault remains, the adjacent message will be displayed:

FAIL

TRANSMITTER FAILED

TRANSMITTER SELFTEST

CONT

PT101 FAILSAFE

ER-

RORS EXIT

TRANSMITTER FAILED

TRANSMITTER SELFTEST

CONT

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