hp plotter dj 500 Error code : 02:10 and 79:04

[paresh107]

when the printer gets started it shows an eror of 02:10 or 79:04. Error shown is system error

System error 

Assertion : failed 

task: tmech

file : mech.c

line : 1299

i dont know what does that mean please let me know to fix it 

[davidzuts]

Not a good error.

System Error: 02:10
Problem
Description:
Carriage failure. The possible cause could be:
1. The Carriage PCA is not compatible with the rest of the Printer.
2. The Carriage ASIC has problems initializing.
3. The +2.5V reference voltage generated in the Carriage PCA is out of range.
4. One of the Carriage ASIC’s cannot be found within the Serial Bus that connects the Electronics Module to the Carriage.
5. One of the Carriage ASIC’s did not respond to the Serial Bus that connects the Electronics Module to the Carriage Assembly.

Corrective Action: Replace the Carriage Assembly 

System Error: 79:04
Problem
Description:
Firmware Error.
Corrective Action: Try the following:

Switch the Printer Off and wait a few minutes. Switch the Printer On again and check if the Error Code has disappeared.

If the Error Code reappears, check for a new Firmware release.

 

[Terry_Leair]

Try booting it without the printheads installed and see what happens.