Komatsu 830E-AC Shop Manual page 407

EVENT
NUMBER DESCRIPTION
601 TCI FB144 CPU CARD
:01 10ms task failed to init
:02 20ms task failed to init
:03 50ms task failed to init
:04 100ms task failed to init
:05 200ms task failed to init
:06 flt manager task
:07 flash CRC
:09 main task failed to init
:10 excess timeouts
:11 BBRAM bad
:12 BBRAM CRC
602 FB104 DIGITAL I/O CARD FAULT
603 FB160 ANALOG I/O CARD FAULT
604 PSC FAULT
:01 missing message
:02 bad tick
:03 bad CRC
:04 FIFO overflow
:05 bad start bit
:06 bad stop bit
605 AUX BLOWER COMM. FAULT
607 POSITIVE 5 VOLTS
608 POSITIVE 15 VOLTS
609 NEGATIVE 15 VOLTS
610 POT REFERENCE
611 FREQUENCY INPUT
:01 left front wheel speed
:02 right front wheel speed
613 ANALOG INPUT
:01 A2D gnd
:02 A2D gainchk
614 BATTERY SEPARATE CONTACTOR FAILURE
:01 Battery Separate Failure
:02 crank batt > cntrl batt
:03 cntrl batt > crank batt
616 DIRECTION MISMATCH
E02020 10/06
Table 4: DID PANEL FAULT CODES
(Codes Received from TCI)
EVENT
RESTRICTION
Electrical Propulsion System Components
EVENT
TCI CPU card problem
No propel
Flash CRC computation did not match expected value.
Upon power-up, excessive bus timeouts occurred.
CRC on BBRAM did not match expected value.
No propel Internal TCI self-test detected a digital I/O card problem.
Internal TCI self-test detected an analog I/O card
No propel
problem.
Speed limit Lost RS422 communication with PSC.
Lost RS422 communication with auxiliary blower
None controller while auxiliary blower is in failure mode and
DC link is not energized.
Speed limit +5V power supply out of limits
Speed limit +15V power supply out of limits
Speed limit -15V power supply out of limits
Speed limit Pot reference (10.8V) out of limits
Front wheel speed input out of range
None Left front wheel sensor out of range
Right front wheel sensor out of range
Speed limit Signal is outside the design range of valid values.
Signal is outside the design range of valid values.
SYS Event
Voltage difference greater than 3V
Simultaneous FORWARD and REVERSE commands
No propel
were received.
DETECTION
INFORMATION
E2-23