Inter-M PMU-240 - Manual (Page 9)

MIXING AMPLIFIER
7 PMU-60/120/240
5. TEL IN TERMINAL
This terminal is provided for connection with a telephone exchange system for paging purposes.
※NOTE : When the telephone input is active, all other input signal except AMP IN are muted.
6. TEL IN VOLUME CONTROL
It controls the volume of the TEL IN.
7. TEL IN PRIORITY VOLUME CONTROL
It controls the mute level of all other input signal when the TEL IN signal is present
8. INPUT 1~6
INPUT 1~6 are utilized to connect various external sound source devices including MIC, CD, TUNER, and
other.
1) INPUT 1~3 are provided on balanced XLR JACKs and EURO Terminals Each input have a 3 position level
and phantom power selector switch.
- LINE: used for LINE level signal input.
- MIC: used for the MIC level signal input such as dynamic mics.
- PHANTOM: used to power condenser type mics with DC 24V.
※NOTE : Because INPUT 1~3 XLR Jacks are in parallel with the Euro terminal, do not use them
simultaneously.
2) INPUT 4~5 are provided on balanced TRS inch JACKs. Each input has a 2 position level selector switch.
- LINE: used for LINE level signal input.
- MIC: used for the MIC level signal input such as dynamic mics.
3) INPUT 6 is provided on stereo summing RCA JACKs.
9. PRIORITY VOLUME CONTROL
It controls the priority control volume when the signal is inputted to the INPUT 1~2, EXT IN, CHIME and
SIREN.
※ The signal from INPUT 1~2, EXT IN, CHIME input has priority over all other input signal and BGM
broadcasting.
10. EXT IN
This line-level input connects an external mixer to the amplifier expanding input channels.
11. MIX OUT
This line-level output connects the amplifier to an external processing unit or recorder.
12. SPEAKER OUTPUT TERMINAL
※ Please note that SP 1~5 terminal will be controlled by speaker selector switch of front panel.
PMU-60 15.5V/4Ω 100V/167Ω 70V/83Ω
PMU-120 22V/4Ω 100V/83Ω 70V/42Ω
PMU-240 31V/4Ω 100V/42Ω 70V/21Ω