Honeywell BENDIX/KING KAP 140 Maintenance Manual page 93

5.4 ERROR CODE DESCRIPTIONS
The following lists the error code number, text message, unit(s) where failure may have occurred
and a description for each error logged by the KC 140 flight computer.
ERR# TEXT MESSAGE(S)
DESCRIPTION OF ERROR
1 Exception vector error
The system attempted to respond to an unintended interrupt. This indicates a probable fault
in the flight computer. Autopilot operation is disallowed.
2 Frame overrun
The flight computer did not finish processing the last frame computations before the frame
time expired. Autopilot operation is disallowed.
3 Inst chksum mismatch
The checksum for the installation data in the configuration module is in error or the module
has not been setup. Autopilot operation is disallowed.
6 Inst strap mismatch
The strap code in the configuration module does not match the harness strap code.
Autopilot operation is disallowed. Check installation setup. If this error code is recorded, the
KC 140 certification gains file may need to be installed again.
7 Inst Parity mismatch
The parity associated with the installer options is not correct. The configuration module has
failed or has not been setup. Autopilot operation is disallowed.
10 RAM test failed
The processor failed the RAM test on power up. Autopilot operation is disallowed.
11 ROM test failed
The processor failed the ROM (CRC) test on power up. Autopilot operation is disallowed.
12 CPU failed
The processor failed the CPU test on power up. Autopilot operation is disallowed.
13 Watchdog timer failed
The processor failed the watchdog timer test on power up. Autopilot operation is disallowed.
14 Bus error
The processor detected a fault on its bus, indicating a probable hardware failure. Autopilot
operation is disallowed.
15 Sys clock failed
Processor system clock has lost its crystal input signal, indicating a possible malfunction in
the crystal oscillator. Autopilot operation is disallowed.
Revision 2, Dec/2002
CS:15574F02.IDU
BENDIX/KING
KAP 140
POSSIBLE FAILED UNIT(S)
KC 140
KC 140
KC 140, KCM 100, harness wiring
KC 140, KCM 100, harness wiring
KC 140, KCM 100, harness wiring
KC 140
KC 140
KC 140
KC 140
KC 140
KC 140
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