How to locate a CM9740-CC1 CPU Controller Disk on Chip position on the Motherboard.

DANGER

HAZARD OF ELECTRIC SHOCK.
Remove all power from all devices before removing any covers or doors of the system. Disconnect the power at the device and at the power source.

WARNING

ELECTROSTATIC DISCHARGE REQUIRED.
Discharge all static electricity from your person by touching metal prior to handling any hardware. Failure to do so may result in damage to devices.

Issue

The "Disk on Chip" needs replacing.

Product Line

Pelco Matrix

Environment

  • CM9740-CC1 CPU Controller

Cause

Disk on Chip has failed or Configuration needs to be retained.

Resolution

1. Remove the screens that secure the cover.

2. Remove the screws securing the sercom cards.

 

3. Remove the Sercom Cards.

4. You will now see the location of the CM9740-CC1 "Disk on Chip".