Troubleshooting
4-12
Samsung Electronics
4-4-3 When camera/network error code is "
" indicated on the indoor temperature display area
1. Cause of malfunction
1) Faulty indoor camera/network PBA itself
2) Faulty WIRE between indoor camera/network and Panel PBA
2. Check procedure
Replace faulty Panel PBA
Re-inspect after power reset
Faulty camera/network PBA
No
Yes
Yes
No
Is the voltage between
numbers 3 and 4 of CN600 12V?
(Camera/network PBA)
Does the voltage
between numbers 3 and 9, and
numbers 3 and 10 of CN600 fluctuate between
0V~5V? (Check communications
port)
