10. SIREN FUNCTION (WITH TWO EFFECTS)
Siren on/off button switch and siren volume control
11. POWER ON/OFF SWITCH
This is heavy-duty and rocker-type switch turns on the power to the amplifier. When the
unit is turned on, there is a three-second delay, which reduces/eliminates the turn on
transients associated with the system equipment connected to the amplifier and protects
loudspeaker.
This switch makes up that one pole be cut off when power is off.
12. OUTPUT LEVEL INDICATOR AND POWER ON INDICATOR
This indicates the main output signal level relative to the related power output which is
marked as 0dB
13. SPEAKER / ZONE SELECTOR
These switches are used to select output to any combination of up to four individual
speakers at 100V status.
14. AUX-IN 3.5MM AUDIO INPUT
IPHONE/ MP3/SMART PHONE connect to the jack.
15. MP3 PLAYER+ USB/SD SECTION
1.USB input terminal
2.SD input terminal
3.LCD display
This luxurious LCD display the MP3 function playing status and with ID3 TAG function
showing music song’s title and lyrics.
4.REMOTE SENSOR WINDOW
5.VOL+ & VOL- button
Increase or decrease the music volume.
USB
SD
1 2 34567
10
89
6.PREVIOUS/NEXT button
Push shortly to skip the former or next song.
7.REC/PLAY button
Button switch between recording and playing model
8.MODE button
Switch selection for USB or SD player when both the USB card and SD card are available
at the same time.
9.REPEAT button
Marks the start point A when being pressed once and then marks the end point B when
being pressed again. The system then repeats from A to B. If a number is already present,
pressing the key will add 0 to the end.
10.PLAY/PAUSE
Push it to play or push again to pause.
6
16. AUX-2 INPUT JACK (LIKE TUNER,CD, AUX INPUT)
It can be used as an extra stereo input for a stereo source such as a tape deck, CD player,
or Tuner, etc.
17. MIC 2, 3, 4, UNBALANCED INPUT JACK
Unbalanced 6.35mm input jack, and can be used as the normal dynamic MIC input.
18. AUX-1 INPUT JACK
It can be used as an extra stereo input for a stereo source, too.
19. AUX-1/ MIC-5 SWITCH
20.MIC1,2,3,4,5, BALANCED INPUT JACK
Input MIC1-5 jacks are utilized to connect various external sound source devices including
MIC, CD, Tuner, etc.
MIC: it can be used as the normal dynamic MIC input.
PHANTOM: it can be used as the condenser MIC input and DC 48V is supplied to the
input terminal.
21.PHANTOM POWER ON/OFF SWITCH
22.PREAMP OUT
REC/LINE RCA STEREO OUTPUT JACK
23.SPEAKER PUSH-TERMINAL CONNECTORS
This terminal is for speaker wire connection, and connect the speaker whose combined
impedance is equal to or higher than the rated output impedance, as shown below:
PT730U 24.5V/4Ω 35V/8Ω 70V/33Ω 100V/67Ω
PT930U 35V/4Ω 49V/8Ω 70V/17Ω 100V/34Ω
24. AC INLET/FUSE HOLDER
25. POWER SELECT
115V/60Hz and 230V/50Hz switch
