Table of Contents
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G160 Service Manual
Controller
Overview
The controller uses GW (Ground Work) architecture.
1.
CPU: PMC RM7035C (598 MHz)
2.
TRUMPET: GW architecture ASIC. It controls the interface with the CPU
and controls these functions: memory, local bus interrupts, PCI bus, video
data, HDD, SD card for booting and image processing.
3.
QUENA: IO control ASIC. It controls the network, operation panel, USB port,
SD cards.
4.
SDRAM DIMM (2 slots):
Model G-P2a/P2b: 256 MB SDRAM (resident)
Can be increased to 512 MB with the optional SDRAM (128/256 MB SDRAM).
5.
Flash ROM: 32 MB flash ROM programmed for the boot system. This
includes the program for system, network application, printer, PCL5c, PS3
and RPCS applications and internal printer fonts.
6.
NVRAM: 32 KB FRAM for the printer parameters, logged data and a record
of the number of pages printed for each "User Code".
250
23-Feb-06
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Table of Contents
Troubleshooting
