Technical data

Code Meaning
ffffffff Graphics-LU function
gggggggg Graphics-action code (ag_test), op_setup (_virtual tests)
A.2.21 SPXg and SPXgt Graphics Self-Test Error Codes (Model 60
Only)
The SPXg and SPXgt modules provide error information that can be utilized by
manufacturing, Digital Services, and the customer to identify faults down to a
logical block. Below is a break down of the error information provided in the
power-up error code format by the SPXg and SPXgt diagnostic ROM.
Figure A–1 SPXg and SPXgt Power-Up Error Code Format
?? 002 2 SP3D 0128
Decimal Failure Code
Option Mnemonic
Device Number
FRU (These bits can be ored)
0 − NO FAILURE
1 − GSP MODULE
2 − FRAME BUFFER MODULE
4 − SIMM 1
8 − SIMM 2
Table A–25 describes the SPXg and SPXgt graphics FRU numbers.
Table A–25 SPXg and SPXgt FRU Codes
FRU Code Description
000 No failure
001 Graphics Subsystem Processor module (GSP)
002 Frame buffer module (8-plane)
Frame buffer module (24-plane)
003 GSP module or frame buffer module
004 SIMM 1
008 SIMM 2
Interpreting Error Codes A–63