Board Structure; Block Diagram [G112 Series] - Ricoh G112 Service Manual

BOARD STRUCTURE

6.2 BOARD STRUCTURE

6.2.1 BLOCK DIAGRAM [G112 SERIES]

Standard
components
Standard
PCB
Optional
components
Polygon
Motors
Motor
Engine Board
Power ID Chip
Pack (Cartridge)
NOTE: 1) The NIB is standard for the G113 and G095 models only.
2) On the G112 and G094, you cannot install the NIB, IEEE1394 option,
IEEE802.11b option and Bluetooth option at the same time. On the
G113 and G095, you cannot install the IEEE1394 option, IEEE802.11b
option and Bluetooth option at the same time.
The engine board controls all the mechanical components. The printer controller
board connects to the engine board through a PCI bus.
G112/G113/G116/G094/G095/G091
IEEE 1284
*
1,2
NIB
USB 2.0
Synch.
LDDR
Detector
(Laser Control Block)
Paper
Duplex
Tray
Unit Unit
(Upper)
Paper
Tray
Unit
(Lower)
6-4
Printer
Controller
Board
PCI Bus
Clutches Sensors
IEEE802.11b
NOTES 1,2
BlueTooth
NOTES 1,2
IEEE1394
Interface
NOTES 1,2
Memory
DIMM
NOTES 1,2
HDD
NOTES 1,2
Operation
Panel
PSU
Fusing Lamp
Thermistor
G094D523.WMF
SM