Controller; Overview; Board Layout - Ricoh G157 Service Manual

6.12 CONTROLLER

6.12.1 OVERVIEW

CPU
RAM
Printer language
Hard disk
Network Interface
*1: One slot for memory expansion. The memory can be expanded up to 576 MB
by installing a commercially available 512MB SO-DIMM although a 512MB memory
is not prepared as an option.

6.12.2 BOARD LAYOUT

11
12
10
9
8
7
1. Optional RAM slot
2. SDRAM (32 MB) x 2
3. BCU I/F
4. EEPROM
5. LSI
6. ASIC (TAURUS)
SM
CÓPIA NÃO CONTROLADA
Component
VR5500a (266 MHz)
Standard: 64 MB
Optional: 64 MB, 128 MB, 256 MB
Windows GDI
Standard: None
Optional: None
Standard: IEEE 1284, USB 2.0, Ethernet
Optional: None
1
6
7. ASIC (VALKYRIE)
8. Ethernet I/F
9. USB 2.0 port
10. IEEE1284
11. ASIC (PEGASUS)
12. DRAM
6-49
CÓPIA NÃO CONTROLADA
CONTROLLER
Remarks
Maximum: 576MB*1
2
5
G157D510.WMFF
3
4
G157