Service Mode 
SM 5-39 J012/J013/J014 
Service 
Tables 
 
8. H/W TESTING 
 
All these functions (with the exception of "Key Test" are for the fax operation testing. 
 
SIGNAL TEST  Fax model only. 
TX FSK  Output sync. char.   
TX PSK  Output zero at each data rate   
2100 Hz (CED)  Output answer tone   
1100 Hz (CNG)  Output calling tone   
V.34 SIGNAL TX  Output carrier at each sample rate   
RING SIGNAL  Output ring signal   
 
RELAY TEST  Fax model only. 
.CMLD RELAY  .Tel/fax relay. 
1: Fax, 
0: Tel 
 
.PRL RELAY  .Pulse dial relay. 
1: Make 
0: Break 
 
.SPC RELAY  .Incoming ring 
1: Without ring 
0: Ring 
 
.DCLIM RELAY  AC impedance 
0: Inactive 
1: Active