User guide
Same for all IN/OUT terminals. 
4. TERMINATION SWITCH (LOAD/OPEN) 
This switch is set for stable data receive/transmit of LINK IN/OUT. 
Please refer to Equipment Setting and Inspection (Page 3) for detail information. 
Caution: Communication error may occur if setting is performed incorrectly.. 
5. UPGRADE TERMINAL (ISP) 
It is the terminal to upgrade the software of the equipment and is not used generally. 
6. VOICE FILE CONTROL TERMINAL 
Communication terminal to be used for controlling Inter-M’s VOICE FILE equipment on Windows 
program. 
1) RS-232 communication terminal for controlling source equipement. 
2) Maximum recommended communication distance is about 12M. 
3) PIN OUT Specification 
7. SPEAKER OUT TERMINAL 
3-wire type Speaker terminal connects each speaker channel. 
1) In PS mode, transmit through HOT terminal pnly. 
2) In ES mode, transmit through both HOT/EM terminal. 
8. AMP IN TERMINAL 
Connected to output of AMP. 
9. ADDRESS SETTING SWITCH 
Sets the address for each equipment when the system is expanded and linked. 
Please refer to Equipment Setting and Inspection (Page 3) for detail information. 
10. POWER INPUT TERMINAL 
DC Power input terminal.    Caution please observe polarity when connecting DC 24V. 
Connect  to  an  external  power  supply  or  inter-M  power  distributor.  Connect  to  un-switched  power 
supply.










