Service manual

OVERVIEW
SM 6-5 G130/G131
Detailed
Descriptions
Controller:
The controller connects to the BCU through a PCI bus. The controller handles the
following functions:
• Machine-to-host interface
• Operation panel interface
• Network interface
• Interfacing and control of the optional IEEE1284, Bluetooth, IEEE1394,
IEEE802.11b (wireless LAN), Gigabit Ethernet, USB Host I/F, HDD, and
DRAM DIMM
LD Drive Board:
This is the laser diode drive circuit board.
DRB:
The DRB (driver board) controls the paper feed motor, development motors
(color/black), drum drive motors (color/black), transfer unit drive motor.
Operation Panel Board:
Controls the display panel, the LED and the keypad.