C7769-60375 Scan Axis Motor Assembly for HP DesignJet 500 DesignJet 800 DesignJet 510 plotter includes the Cable.
 
C7769-60375 replaces old part number C7769-60146 Scan Axis or X-Axis carriage belt drive motor.  Drives the long toothed belt to move the carriage from side to side over the paper. 

This motor is usually the cause of system error 42:10.
New OEM HP DesignJet part with full manufacturer warranty.

See this article for assistance in troubleshooting "System Error 42:10"
See this article for assistance in troubleshooting "System Error 86:01, Noise Along the Carriage Path" 
 
Used in all of the following DesignJet Plotter models:
DesignJet 500 (24-inch) C7769B, C7769BR 
DesignJet 500PS (24-inch/Postscript)  C7769C, C7769CR 
DesignJet 500 (42-inch) C7770B, C7770BR 
DesignJet 500PS (42-inch/Postscript)  C7770C, C7770CR
Designjet 510 24-in Printer CH336A, CH336AR 
Designjet 510 42-in Printer CH337A, CH337AR 
Designjet 510ps 24-in Printer CJ996A, CJ996AR 
Designjet 510ps 42-in Printer CJ997A, CJ997AR
DesignJet 800 (24-inch)  C7779B,  C7779BR 
DesignJet 800PS (24-inch/Postscript)  C7779C,  C7779CR 
DesignJet 800 (42-inch)  C7780B,  C7780BR 
DesignJet 800PS (42-inch/Postscript)  C7780C,  C7780CR 
DesignJet Copier CC800PS  Q1262A 
DesignJet 815 MFP  Q1279A,  Q1279AR

See chapter 8 in the service manual for remove and replace instructions.
See chapter 5 in the service manual for the service calibrations that should be run after replacing the motor.

500dj carriage drive C7769-69146, drive scan axis c7769 – 60375