Xerox DOCUPRINT N17 Service Manual page 284

Control Panel LED Repeating Flash Sequence
0001 - ASIC 4 flashes - 1 second - 4 flashes...etc
0001 - DMA 5 flashes - 1 second - 5 flashes...etc
0001 - COMM 6 flashes - 1 second - 6 flashes...etc
1000 - IOT 8 flashes - 1 second - 8 flashes...etc
0010 - DISK 9 flashes - 1 second - 9 flashes...etc
0101 - SIMM1
0102 - SIMM2
0103 - SIMM3
2000 - XIE
RAM
3000 - TOKEN
RING
4000 - NIC
0040 - ROM
BOARD
5000 -
MEMORY
Repair Analysis Procedures (RAPs)
10 flashes - 1 second - 10
flashes...etc
11 flashes - 1 second - 11
flashes...etc
12 flashes - 1 second - 12
flashes...etc
15 flashes - 1 second - 15
flashes...etc
16 flashes - 1 second - 16
flashes...etc
17 flashes - 1 second - 17
flashes...etc
18 flashes - 1 second - 18
flashes...etc
None
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Fault
ASIC Controller
failure
DMA Controller
Communication port
internal loopback test
IOT Handshake
Failure
Hard disk failure
SIMM Board 1
Failure
SIMM Board 2
Failure
SIMM Board 3
Failure
Xerox Image
Enhancement (XIE)
RAM Failure
Token Ring Card
Failure
Fast Ethernet Card
Failure
Optional Flash ROM
Board Failure
Memory size not
large enough to load
the system software.
6/98
7-34 Xerox DocuPrint N17 Service Manual
Corrective Action
Ensure that the
System Controller
is properly seated.
Replace the
System Controller
PWB.
Replace System
Controller PWB.
Replace System
Controller PWB.
Replace in order:
System Controller
PWB, then Print
Engine Controller
PWB.
Replace the Hard
Disk Drive. If the
problem persists,
replace the System
Controller PWB.
Perform 7.3.17.5
Error Code "0101" .
Perform 7.3.17.6
Error Code "0102" .
Perform 7.3.17.7
Error Code "0103" .
Replace the
System Controller
PWB.
Perform 7.6.3
Token Ring .
Perform 7.6.2
Ethernet .
Perform 7.3.17.4
Error Code "0040" .
Add additional
memory SIMMs or
replace current
SIMMs with larger
capacity SIMMs.