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9

Connection Examples

 

Important Notes on Placement

 

• During setup and transport, be careful not to damage the 

vibrating portions (the speaker cone and diaphragm).

• Be sure to place the monitor so that the slits on the top to 

radiate the heat is not obstructed. Also, make sure the 
monitor does not touch any curtains or other fabrics. 

• This unit performs cooling when the monitor is placed as 

shown below. Do not place the monitor on its side or 
upside down.

 

fig.

 

• When this unit is in operation, the top side will become 

hot. Take care not to touch it.

• Do not put anything on the unit.

• During operation, this unit must be placed at a distance 

of no less than 20 cm from any walls.

 

fig.

 

* Please also refer to “Placement” in 

 

IMPORTANT NOTES

 

 (p. 

5).

 

Precautions When Connecting and Turning on the Power

 

921

 

• To prevent malfunction and/or damage to speakers or 

other devices, always turn down the volume, and turn 
off the power on all devices before making any 
connections.

 

941

 

• Once the connections have been completed, turn on 

power to your various devices in the order specified. By 
turning on devices in the wrong order, you risk causing 
malfunction and/or damage to speakers and other 
devices. (When turning the power off, reverse this 
procedure.)

 

1.

 

Turn on the power on the devices connected to the 
DS-30A.

 

2.

 

Turn on the power on the DS-30A.

 

942

 

• This unit is equipped with a protection circuit. A brief 

interval (a few seconds) after power up is required 
before the unit will operate normally.

Heated Air

no less 

than 20cm

no less 

than 20cm

no less 

than 20cm

no less 

than 20cm

Summary of Contents for DS-30A

Page 1: ...s 20 watt and 10 watt amplifiers designed to achieve high sound quality Analog Input In addition to an XLR connector which provides for balanced input a 1 4 TRS phone jack accommodating either balance...

Page 2: ...o communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which ca...

Page 3: ...e or the third prong are provided for your safety When the provided plug does not fit into your outlet consult an electrician for replacement of the obsolete outlet WARNING IMPORTANT As the colours of...

Page 4: ...using the unit in a foreign country consult with your retailer the nearest Roland Service Center or an authorized Roland distributor as listed on the Information page 026 Do not put anything that cont...

Page 5: ...his instrument Peeling such matter off the instrument may damage the exterior finish add 1 During operation this unit must be placed at a distance of no less than 20 cm from any walls add 2 Do not all...

Page 6: ...octor immediately Bass reflex Ducts These are conduits for rich bass range reproduction Power Switch This switch turns the power on off Power Indicator Lights when power is on HF Driver Do not touch t...

Page 7: ...nbalanced connections are possible 922b This instrument is equipped with balanced XLR TRS type input jacks Wiring diagrams for these jacks are shown below Make connections after first checking the wir...

Page 8: ...UT DIGITAL IN COAXIAL Tips about high sound quality playback Please pay careful attention to the placement location In order to take full advantage of the low frequency playback capabilities of this d...

Page 9: ...lease also refer to Placement in IMPORTANT NOTES p 5 Precautions When Connecting and Turning on the Power 921 To prevent malfunction and or damage to speakers or other devices always turn down the vol...

Page 10: ...oesn t Sound Like Stereo Check the setting of the Assign switch Right L R or Left The DS 30A uses an identical construction for the left and right monitors and makes no distinction between left and ri...

Page 11: ...er s Manual Power Cord 962a In the interest of product improvement the specifications and or appearance of this unit are subject to change without prior notice Dimensions fig Frequency Response fig 17...

Page 12: ...02901001 2RCC...

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