Ricoh D131 Service Manual page 569

SC900: Miscellaneous
820 06FF CPU master clock error
820 0702 Command cache error
820 0709 Data cache error
820 070A Data cache clear error
820 0801 TLB virtual address error
820 0804 TLB global error
820 0807 UTLB miss error
820 0808 TLB read miss error
820 0809 TLB write miss error
820 080A TLB mode file error
820 4002 Single-precision calculation error
820 4003 Double-precision calculation error
820 4004 Exception error
820 4005 Exception mask error
822 3003 HDD timeout
822 3004 Self-diagnostic command error
823 6101 MAC address SUM error
D131/D132/D133

CPU device error

Error in CPU initialization
data (ASIC error)

Controller board defective

CPU cache defective

Controller board defective

Memory error (insufficient
speed)

CPU device error

Boot mode setting for CPU
error

Controller defective

Insufficient memory

CPU device defective
(controller board defective)

CPU error (controller
board defective)

HDD defective

HDD connector
disconnected, defective

ASIC device error
(controller board defective)

HDD defective

NIB (PHY) board defective
2-102 SM Appendix