Komatsu 830E Shop Manual page 175

PRIMARY
SUBCODE
CODE
No.
No.
44
45
46
47
32:
48
49
50
51
33:
52
53
1
2
3
4
5
6
7
8
9
10
11
37:
12
13
14
15
16
17
18
19
20
21
22
23
E02016 2/02
TABLE II. 2-DIGIT DISPLAY PANEL SUBCODES (Cont.)
TERM
ANALOG INPUT
VOLTS_15P A/D Scaled output > 16.5 or <13.5 for 0.1 seconds
VOLTS_15N A/D Scaled output > -13.5 or <-16.5 for 0.1 seconds
LO_BATT_VOLT A/D Scaled output < 15.0 for 4.0 seconds
HI_BATT_VOLT A/D Scaled output > 33.0 for 4.0 seconds
VOLTS_19P A/D Scaled output > 20.9 OR <17.1 for 1.0 second
TAMB A/D Scaled output > 5.2 or <-5.2 for 1.0 second
Undefined3 A/D Scaled output > 5.2 or <-5.2 for 1.0 second
FREQUENCY INPUT
ENG_SPD ENGSPD exceeds ENG_MAX_RPM = 2400 RPM
M1_SPD MOTOR1SPD exceeds MTR_RPM_MAX = 3000 RPM
M2_SPD MOTOR2SPD exceeds MTR_RPM_MAX = 3000 RPM
HARDWARE STARTUP
EPROM CRC Checksum failed for base monitor buck EPROMS
WATCHDOG TEST Test for infinite loop failed
READY TIMEOUT Test for bad address failed
CLOCK INTERRUPT Test of interrupt circuitry failed
FLASH CRC Checksum failed for OBJ application code
SRAM TEST Static RAM read/write test failed
BRAM CRC Battery backed RAM checksum failed
BRAM BATTERY CHK Battery voltage low for BRAM
DATE/TIME CHECK Hour <24, day<32, Check for realistic date and time
BUCK RAM STACK Check of static RAM used by buck
INTERRUPT OVER-
Not enough real-time for master loop
FLOW
WATCHDOG Application tripped an infinite loop
BAD MEMORY Application bad memory address
MANUAL Command to manually test 37 was issued
ANALOG READBACK Output signal feedbacks indicate error
ANALOG A TO D Analog to digital conversion too long
ANALOG GNDCHK Analog input conversion lost power
FCLOCK STATUS Frequency input conversion error
FCLOCK STOPPED Frequency input conversion error
FCLOCK SEQUENCE Frequency input conversion error
FPULSE STATUS Frequency input conversion error
FPULSE SEQUENCE Frequency input conversion error
FPULSE COUNT Frequency input conversion error
Electrical Propulsion Components
DESCRIPTION
E2-19