STK Professional Audio SPM-122AP, Руководство пользователя, Страница: 4 / 12

4
Easy Start For Active Speakers
Start with the following setting on the back of the active
speakers.
1.Turn the level control down(counter clock wise) before use. If
not, you could be in for a starting surprise,
especially if the last time you used it was with a microphone and
now you want to connect a line level source.
2. Connect the output from your signal source to the input
connector on the back of the active speakers.
3. Connect the supplied AC Power Cord to the IEC socket on the
back of active speakers.
4. Turn on your signal source. Adjust any volume controls on the
signal source for normal operation.
5. Slowly turn up the level control on the back of the
active speakers until the disired volume is reached
(and the PEAK light does nit come on).
6.If there is no sound, always turn down the
active speakers level control before investigating.
※
Take grate care to the point any microphones away from the
active speakers otherwise you may get feedback..
A 2 5 0 V
M ADE IN K OR EA
~ AC Input
SPM-122AP
1. Mic Input.(-50dBu)
This is female XLR-type connector that accept microphone.
2. Line In.(-10dBu)
1/4" unbalanced phone input connector that accept
line input signal.
XLR INPUT is balanced input connector
3. Tape/CD Input
This stereo RCA jack is used for playback of tape machines
and CD input that contain a preamp(such as an electronic
keyboard)
4. Line Out (1/4”
U
nbal,XLR Bal)
These are used for playback of link
connection or line source signal output.
5. Channel Level Control
This is used to adjust the input signal level going into the
equalizer.
6. Equalizer
The equalizer utilizes three independent active filters
providing 12dB of boost or cut at each center frequency.
The graphic equalizer provides overall tonal contouring and
acoustic feedback control.
7. Master level Control
This is used to a adjust the signal level, going into the
built-in power amplifier.
8. Peak Indicator LED
When the signal level at the amplifier output approach
clipping, the peak LED lights.
9. Power Indicator LED(Green)
This LED illuminates whenever the power switch turn on.
10. IEC Socket
This is where you connect the supplied AC line cord to
provide AC power to the active speakers's built-in power
amplifiers. Plug the line cord into an AC socket properly
configured for your particular model.
NOTE: If you happen to lose the AC line-cord
replacements are readily available at any office or computer
supply store. Always use a three-pin plug with a ground pin.
11. Power Switch
Switch up to turn the active speakers on,
and switch down to turn it off. Make sure the level control is
down before you turn it on.
Panel Description SPM-122AP/152AP