Descriptions - Gestetner G056 Service Manual

BOARD STRUCTURE

6.2.2 DESCRIPTIONS

1. Engine Board
The engine board controls the following functions:
• Engine sequence
• Machine and printer engine operation
• Timing for peripherals
• High voltage supply, laser, and fusing
• Sensors, motors, and solenoids
2. Printer Controller Board
The printer controller board handles the following functions:
• Printer-to-host interface
• Operation panel interface
• Interfacing and control of the NIB (or IEEE1394) and other options (HDD
and DRAM DIMM)
3. LD Drive Board
This is the laser diode drive circuit board.
4. Network Interface Board (NIB )
The network interface board allows the printer to be used on a network.
5. IEEE1394 Interface (Option)
This allows computers to connect to this printer using an IEEE1394 interface.
6. HDD Unit (Option)
The HDD unit stores the data for the following.
• Additional soft fonts
• Collation
• Protected print
• Sample print
• Downloading forms for form overlay
7. Memory DIMM (Option: 64MB DRAM)
This is for additional printer processing memory, collation, and for soft fonts.
8. Control Panel Board
Controls the display panel, the LED, and the keypad.
9. IEEE1284 Interface
This is a parallel printer port.
G056/G058 6-4 SM