
Si71-502
Troubleshooting
Troubleshooting
45
1.10
Data Transmission Error (LCD Remote Controller)
Remote Controller
LCD Display
Error Code
U5
Inspection Blinking Unit No. OFF
LED Indication
Remote Controller
5
Main Unit
5
Error Detection
Method
Microcomputer checks if data is transmitted properly between main unit and remote controller.
Error Generating
Conditions
When data transmission is not performed correctly for a certain time period.
Possible Causes
Erroneous connection
Faulty remote controller setting
Faulty remote controller
Troubleshooting
Is
master-slave
selection switch
properly set?
YES
YES
Correct wiring.
Replace remote controller.
Set one master-slave selection
switch to Master, and set the
other to Slave. Then turn off
power, and restart operation.
Replace either master or slave
remote controller.
Is
remote
controller
other than
dedicated LCD
remote controller
connected to
remote
controller
cable?
NO
(HF009)
NO
Is
master-slave
remote control
used?
NO
YES
Содержание VAM 350GJVE
Страница 7: ...Introduction Si71 502 vi 1 1 1 Cautions in Operation and Maintenance...
Страница 8: ...Si71 502 Introduction vii...
Страница 13: ...General Constructions Si71 502 4 General Constructions...
Страница 29: ...Maintenance Si71 502 20 Maintenance...
Страница 43: ...Circuit Operations Si71 502 34 Circuit Operations...
Страница 103: ...After sales Service Si71 502 94 Operation Manual...
Страница 106: ...Si71 502 Appendix Appendix 97 VAM1500GJVE VAM2000GJVE...
Страница 107: ...Appendix Si71 502 98 Appendix...