NCR 5635 - Page 104

Maintenance Instructions
Diagnostic Tests
4-34 NCR 5635 Spray Currency Dispenser Service Manual
NCR - CONFIDENTIAL AND PROPRIETARY
Use pursuant to Company Instructions
Test 5 - All RAM Address
4
The Singularity 1/2 switchpack should be set as follows:
LED D11 is flashed five times to signify that this is test 5.
LED D12 is then flashed the number of times equivalent to the
status code.
9 Internal data error in upper SRAM
10 External data fault in lower SRAM
11 External data fault in upper SRAM
Status
Code
Status
SW
1
SW
2
SW
3
SW
4
SW
5
SW
6
SW
7
SW
8
10100001
Status
Code
Status
0 Passed
8 Data error while verifying 000H write.
9 Data error while verifying 0FFH write at
address 0000H or 8000H
10 Lower SRAM address bus error in lower 8 lines
BA 0 - 7
11 Lower SRAM address bus error in upper 8
lines BA 8 - 15
master.bk Page 34 Wednesday, March 27, 2002 9:35 AM