IBM i 830 Repair Manual page 215

Reference Code Description/Action Perform all actions before exchanging Failing Items
0221 Device detected not valid value from WS IOP
0222 Device detected storage or data overrun
0223 WS IOP detected start command to printer was lost
0224 Device detected wrong start command from WS IOP
0225 WS IOP detected wrong exception response from device
0230 to 0239, 0240 Printer detected equipment error
to 0248
0249 WS IOP detected wrong request or response from device
0290 WS IOP detected no status change from device
0291 WS IOP detected busy time-out from device
A000 Too many devices active on the workstation IOP
This error occurs if you attempted to activate more workstations than
allowed.
Switch off power to (or remove) one or more of the display stations (except
for the console) that are attached to this workstation I/O processor.
Perform an initial program load (IPL) from the control panel to correct the
problem.
Refer to the local workstation diagrams for the location of workstations if
necessary.
B000 WS IOP fails to report part, model and serial number
Perform "TWSC-PIP1" on page 465.
C000 WS IOP error not known
D000 Work Station IOA start-up test error
D010 WS IOP storage failure corrected
Perform "TWSC-PIP1" on page 465.
D011 WS IOP card storage failure
D021 WS IOP detected errors on all cables
D022 WS IOP parity errors detected on all cables
Failing Item
FI00604
AJLYD01
FI00610
FI00604
AJLYD01
FI00610
FI00604
FI00602
FI00610
FI00604
AJLYD01
FI00610
FI00604
FI00610
FI00604
FI00604
FI00610
FI00604
FI00610
FI00604
FI00610
GAUBBBB
FI00610
AJLYD01
FI00610
FI00610
FI00610
FI00610
FI00602
FI00601
FI00610
FI00615
FI00602
FI00601
FI00610
FI00615
Chapter 2. Unit Reference Codes
B070
201