Xx.yy Error; Xx.yy Dc Controller Error To Continue Turn Off Then On - HP LASERJET ENTERPRISE M725dn Troubleshooting Manual

XX = 05
1.
Perform the laser scanner component tests in the
2.
Check the connectors (J1900 and J801) on the laser scanner driver PCA and the connector (J71)
on the DC controller PCA.
3. If the error persists, replace the laser scanner.

54.XX.YY Error

Description
A sensor error has occurred.
Recommended action
54.00.03: Environmental sensor failure
1.
Turn the product off and then on.
2. If the environment sensor has been removed or replaced. check the connector on the environment
sensor and the connector (J63) on the DC controller PCA.
3.
If the error persists, replace the environment sensor assembly.
54.00.04: Engine temperature sensor 1 abnormality warning
1.
Turn the product off and then on.

55.XX.YY DC controller error To continue turn off then on

Description
The communication link between the formatter and DC controller was lost.
55.00.00 (event code): Internal communication error
◦
55.00.01 (event code): DC controller memory error
◦
55.00.03 (event code): DC controller no engine response
◦
55.00.04 (event code): DC controller communications time-out
◦
Recommended action
1. Turn the product off and then on.
2.
Perform an engine test.
3.
Verify the connectors on the DC controller.
4.
If the error persists, replace the DC controller.
ENWW
Troubleshooting menu.
Tools for troubleshooting
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