Komatsu 830E-AC Shop Manual page 397

EVENT
NUMBER DESCRIPTION
076 FB173 CARD
:01 speed FPGA DL
:02 speed FPGA run
:03 ALT FPGA DL
:04 Microcontroller
:05 slow task
:06 med task
:07 fast task
:08 FD task
:09 Alternator 3 phase volts bad
:10 alt FPGA timeout
077 INVERTER FAILED VI TEST
078 Inverter Background Communication Failure
084 CONTROL POWER SWITCH OFF
085 AUX COOLING
:02 aux rpmfb input
:03 aux rpm feedback
:04 abnormal shutdown
087 HP LOW
088 HP LIMIT
089 ENGINE SPEED DOES NOT MATCH
COMMAND
:02 RPM does not match command
091 INVERTER 1 CUTOUT
092 INVERTER 2 CUTOUT
094 ILLEGAL LIMP REQUEST
095 BAD BRAM BATTERY
096 UNEXPECTED PSC CPU RESET
098 DATA STORE
E02020 10/06
Table 2: DID PANEL FAULT CODES
(Codes Received from PSC)
EVENT
RESTRICTION
Electrical Propulsion System Components
EVENT
FB173 card failure
No power
No power Inverter failed during test.
A failure in the inverter background communication was
Sys Event
detected.
SYS Event Control power switch is turned off while truck is moving.
A fault has occurred in the auxiliary blower operation.
Rpm of Aux Blower out of range.
SYS Event
Rpm feedback does not match rpm command.
A fault occurred during shutdown
SYS Event Horsepower adjust is at negative limit for 30 seconds.
SYS Event Horsepower limit exceeded while in propulsion.
Engine speed feedback does not match commanded
SYS Event
speed.
SYS Event
SYS Event
SYS Event A "limp mode" request is received while truck is moving.
SYS Event BRAM battery voltage is low.
SYS Event PSC CPU reset without request.
SYS Event PTU data store command
DETECTION
INFORMATION
E2-13