Napco Security Technologies GEM-K1CA User Manual
Page 35

35
S Y S T E M T R O U B L E E R R O R C O D E S
Trouble
Indication
System Trouble
Condition
Action
E10-NN
Keypad Response Failure
Call installing company for service.
E11-NN
Keypad Tamper
A keypad has been removed from the wall. Call installing company for service if 
problem cannot be repaired. 
E12-NN
Expansion Zone Module 
Response Failure 
Call installing company for service.
E13-NN
Expansion Module Tamper The cover has been removed from a zone expansion module. A problem has been
detected with an Expansion Module. Call installing company for service.
E14-NN
Relay Board Response Fail-
ure 
NN= Relay Board Number. Call installing company for service.
E15-NN
RF Transmitter Tamper
Wireless Transmitter Tamper Cover removed. NN=Transmitter Number. Call installing 
company for service. 
E16-NN
Wireless Receiver Jam
A problem has been detected with the wireless receiver. Call installing company for 
service. 
E17-NN
Receiver Tamper Condition
Call installing company for service.
E18-NN
KeyFob Transmitter Low 
Battery 
The batteries (2) in the wireless KeyFob transmitter indicated are low and should be 
replaced. The replacement battery is the #386 watch battery. 
 
Warning: Replace batteries only with the same type as specified above. Use of another 
battery may present a risk of fire or explosion. Do not recharge or disassemble battery, or 
dispose of in fire. 
