Maintenance Instructions
Diagnostic Tests
NCR 5635 Spray Currency Dispenser Service Manual
4-33
NCR - CONFIDENTIAL AND PROPRIETARY
Use pursuant to Company Instructions
Manual Tests
4
The two manual tests require the Singularity 1/2 switchpack to be
set according to the test.
1 = Switch down
0 = Switch up
Note Switch 8 = 1 selects level 0 tests.
Test 4 - All RAM Data Test and Clear NVRAM
4
The Singularity 1/2 switchpack should be set as follows:
LED D11 is flashed four times to signify that this is test 4.
LED D12 is then flashed the number of times equivalent to the
status code.
12
Upper SRAM address bus error in lower 8 lines
BA 0 - 7
13
Upper SRAM address bus error in upper 8
lines BA 8 - 15
14
Chip select fault
Status
Code
Status
SW
1
SW
2
SW
3
SW
4
SW
5
SW
6
SW
7
SW
8
0
0
1
0
0
0
0
1
Status
Code
Status
0
Passed
8
Internal data error in lower SRAM
master.bk Page 33 Wednesday, March 27, 2002 9:35 AM