8 - 6 WBPEEUI240751C0
I/O Block Problem Reports
I/O Block Problem Reports
Problem reports are used to identify device and I/O channel
problems (Table 8-4). These reports can be seen on a human
system interface. The I/O device definition function code is
responsible for problem reporting. The Harmony controller
performs the actual reporting.
26 0x1A – 2 – 4 5 – – – Duplicate device label
detected
Device label assigned to the block is
already in use by another I/O block.
Define a unique device label.
27 0x1B 1 2 – 4 5 – – – Incorrect Hnet
connection
I/O block is connected to a peer-to-peer
network instead of Hnet.
35 0x23 1 2 – – – 6 – – Write violation Reset the I /O module. If error persists,
replace the I/O module.
49 0x31 1 – – – 5 6 – – Memory or CPU fault
50 0x32 – 2 – – 5 6 – – Bus error
51 0x33 1 2 – – 5 6 – – Illegal instruction
52 0x34 – – 3 – 5 6 – – Internal error - trace or
privilege error
53 0x35 1 – 3 – 5 6 – – Internal error - spurious
or unassigned exception
54 0x36 – 2 3 – 5 6 – – Internal e rror - divide by
0orCHKinstruction
55 0x37 1 2 3 – 5 6 – – Internal error - unde-
fined TRAP instruction
56 0x38 – – – 4 5 6 – – Board level hardware
error
Replace the I/O module.
63 0x3F 1 2 3 4 5 6 – – Normal stop Reset the I/O module.
64 0x40 – – – – – – 7 – Configuration
downloaded
Normal operation. No action required.
128 0x80 – – – – – – – 8 Normal operation
(backup I/O module)
192 0xC0 – – – – – – 7 8 Normal operation
(primary I/O module)
NOTE:–=off.
Table 8-3. Status Codes
(continued)
Code LED On Condition Corrective Action