Rolls RM316 Quick Start Manual Download Page 2

OUTPUT

-

OFF=UP

ON=DOWN

TALK OVER ZONE ASSIGNMENT

PHANTOM POWER

MIC/LINE

MIC/LINE

INPUT LEVEL MIC

LINE

POWER

2

3

1 2 3

MIC 1

+15V

WIPER

GND

REMOTE

CHANNEL 3

MIC 2

MIC 3

MIC/LINE

1

3

+

-

PIN 1 GND

PIN 2 +

PIN 3 

-

XLR:

MUSIC ON HOLD OUT (SOURCE 1)

1/4” BAL:

TIP +

RING 

-

SLEVE GND

1/4” UN BAL:

TIP +

RING NOT USED

SLEVE GND

+15V

WIPER

GND

REMOTE

CHANNEL 2

+

OUTPUT

+15V

WIPER

GND

REMOTE

CHANNEL 1

+

-

OUTPUT

ZONE 1

ZONE 2

ZONE 3

MASTER VOLUME

ZONE

1

2

3

SOURCE 3

ZONE

1

2

3

SOURCE 2

ZONE

1

2

3

SOURCE 1

ZONE

1

2

3

MIC 3

ZONE

1

2

3

MIC 2

ZONE

1

2

3

MIC 1

1/8”

RM316

3 Zone Mixer

 

IN

MADE IN USA

www.rolls.com

The XLR input for MIC 1,2 and 3 can be configured to be Microphone level or line level. Follow the 

silk screening on the unit for proper use of the mic/line switch.

Q: When I plug a mic into the RM316 I can barely hear it?

A: The MIC/LINE switch is set to LINE level and you are using a MIC, set the switch to MIC. Make 

sure other volumes of the unit are set properly.

OUTPUT

-

OFF=UP

ON=DOWN

TALK OVER ZONE ASSIGNMENT

PHANTOM POWER

MIC/LINE

MIC/LINE

INPUT LEVEL MIC

LINE

POWER

2

3

1 2 3

MIC 1

+15V

WIPER

GND

REMOTE

CHANNEL 3

MIC 2

MIC 3

MIC/LINE

1

3

+

-

PIN 1 GND

PIN 2 +

PIN 3 

-

XLR:

MUSIC ON HOLD OUT (SOURCE 1)

1/4” BAL:

TIP +

RING 

-

SLEVE GND

1/4” UN BAL:

TIP +

RING NOT USED

SLEVE GND

+15V

WIPER

GND

REMOTE

CHANNEL 2

+

OUTPUT

+15V

WIPER

GND

REMOTE

CHANNEL 1

+

-

OUTPUT

ZONE 1

ZONE 2

ZONE 3

MASTER VOLUME

ZONE

1

2

3

SOURCE 3

ZONE

1

2

3

SOURCE 2

ZONE

1

2

3

SOURCE 1

ZONE

1

2

3

MIC 3

ZONE

1

2

3

MIC 2

ZONE

1

2

3

MIC 1

1/8”

RM316

3 Zone Mixer

 

IN

MADE IN USA

www.rolls.com

Channel Source 1-3 inputs are line level RCA’s.

Q: I only have a single mono RCA to connect to the source inputs do I need to get a “Y” type adapter?

A: No, the RM316 will accept a mono or stereo signal into the RCA inputs, and will convert all signals 

to mono. No “Y” adapter is needed.

OUTPUT

-

OFF=UP

ON=DOWN

TALK OVER ZONE ASSIGNMENT

PHANTOM POWER

MIC/LINE

MIC/LINE

INPUT LEVEL MIC

LINE

POWER

2

3

1 2 3

MIC 1

+15V

WIPER

GND

REMOTE

CHANNEL 3

MIC 2

MIC 3

MIC/LINE

1

3

+

-

PIN 1 GND

PIN 2 +

PIN 3 

-

XLR:

MUSIC ON HOLD OUT (SOURCE 1)

1/4” BAL:

TIP +

RING 

-

SLEVE GND

1/4” UN BAL:

TIP +

RING NOT USED

SLEVE GND

+15V

WIPER

GND

REMOTE

CHANNEL 2

+

OUTPUT

+15V

WIPER

GND

REMOTE

CHANNEL 1

+

-

OUTPUT

ZONE 1

ZONE 2

ZONE 3

MASTER VOLUME

ZONE

1

2

3

SOURCE 3

ZONE

1

2

3

SOURCE 2

ZONE

1

2

3

SOURCE 1

ZONE

1

2

3

MIC 3

ZONE

1

2

3

MIC 2

ZONE

1

2

3

MIC 1

1/8”

RM316

3 Zone Mixer

 

IN

MADE IN USA

www.rolls.com

The MASTER VOLUME controls on the front of the RM316 function just as the name implies. 

NOTE: With channel volumes, master volumes and possibly remote volumes there are plenty of op-

portunities to get distortion on the outputs. It is best to set all volumes at half (white pointer facing up). 

Then make adjustments from there as needed.

Q: When using a remote volume does the MASTER VOLUME control still work?

A: Yes, when using a remote volume both the remote volume and master volumes are active. We 

suggest if you are using a remote volume to set the master volume to 10 (all the way up) to give the 

remote volume access to the full volume potential of the RM316.

OUTPUT

-

OFF=UP

ON=DOWN

TALK OVER ZONE ASSIGNMENT

PHANTOM POWER

MIC/LINE

MIC/LINE

INPUT LEVEL MIC

LINE

POWER

2

3

1 2 3

MIC 1

+15V

WIPER

GND

REMOTE

CHANNEL 3

MIC 2

MIC 3

MIC/LINE

1

3

+

-

PIN 1 GND

PIN 2 +

PIN 3 

-

XLR:

MUSIC ON HOLD OUT (SOURCE 1)

1/4” BAL:

TIP +

RING 

-

SLEVE GND

1/4” UN BAL:

TIP +

RING NOT USED

SLEVE GND

+15V

WIPER

GND

REMOTE

CHANNEL 2

+

OUTPUT

+15V

WIPER

GND

REMOTE

CHANNEL 1

+

-

OUTPUT

ZONE 1

ZONE 2

ZONE 3

MASTER VOLUME

ZONE

1

2

3

SOURCE 3

ZONE

1

2

3

SOURCE 2

ZONE

1

2

3

SOURCE 1

ZONE

1

2

3

MIC 3

ZONE

1

2

3

MIC 2

ZONE

1

2

3

MIC 1

1/8”

RM316

3 Zone Mixer

 

IN

MADE IN USA

www.rolls.com

PHANTOM POWER:

The RM316 provides 15 volts of phantom power to the selected channel (Mic 1, 2 OR 3). These are 

selected independently of each other from the rear panel of the unit, see above illustration.

Q: I cannot hear my mic. It is not a phantom power (condenser) type mic. Does it matter that I have 

the phantom power turned on?

A: Yes, it does matter. If you are using a dynamic mic (one that does not require phantom power), 

you must have the phantom power turned off. When the phantom power is on it will not allow you to 

hear the mic. It also may damage the RM316, or your mic, to have the phantom power engaged when 

using a dynamic mic. 

TALK OVER:

The talk over is designed to allow mic 1,2 or 3 to talk over any signal on the selected main channel 

outputs.

EX:  If the talk over assignment is engaged for CH.1 output, whenever signal is present mic 1,2 or 3 it 

will talk over all source material on CH. 1. 

The designation on the rear of the RM316 is for engaging/selecting the talk over for one of the three 

output channels. You can have the RM316 talk over function only on the output channels you select 

from the rear of the unit.

Q: Will mic 1 talk over mic 2 or 3? 

A: No, mic 1,2 or 3 will only talk over the RCA source inputs.

Q: I can not get the TALK OVER to function?

A: In addition to having everything selected properly make sure you have enough signal present on 

the Mic 1,2 or 3 inputs to activate the Talk Over circuit. If the signal to those channels is to low it will 

not activate the circuit. To try and remedy this, turn the level of the mics/inputs up.

DIP SWITCH SETTINGS:

- PHANTOM POWER: This applies 15 volts phantom power to the indicated microphone.

- Talk Over Zone Assignment 1: When in the ON position, all program material on Channel 1 output 

will be “ducked” or muted when signal is present on MICROPHONE 1,2 or 3. This function is used for 

paging.

- Talk Over Zone Assignment 2, and 3 are the same as above when signal is present on MICRO

-

PHONE 1,2 or 3 they will be “ducked” or muted.

OUTPUT

-

OFF=UP

ON=DOWN

TALK OVER ZONE ASSIGNMENT

PHANTOM POWER

MIC/LINE

MIC/LINE

INPUT LEVEL MIC

LINE

POWER

2

3

1 2 3

MIC 1

+15V

WIPER

GND

REMOTE

CHANNEL 3

MIC 2

MIC 3

MIC/LINE

1

3

+

-

PIN 1 GND

PIN 2 +

PIN 3 

-

XLR:

MUSIC ON HOLD OUT (SOURCE 1)

1/4” BAL:

TIP +

RING 

-

SLEVE GND

1/4” UN BAL:

TIP +

RING NOT USED

SLEVE GND

+15V

WIPER

GND

REMOTE

CHANNEL 2

+

OUTPUT

+15V

WIPER

GND

REMOTE

CHANNEL 1

+

-

OUTPUT

ZONE 1

ZONE 2

ZONE 3

MASTER VOLUME

ZONE

1

2

3

SOURCE 3

ZONE

1

2

3

SOURCE 2

ZONE

1

2

3

SOURCE 1

ZONE

1

2

3

MIC 3

ZONE

1

2

3

MIC 2

ZONE

1

2

3

MIC 1

1/8”

RM316

3 Zone Mixer

 

IN

MADE IN USA

www.rolls.com

MUSIC ON HOLD:

The music on hold is a constant output from RCA input 1. Meaning whatever signal is plugged into 

RCA input 1 will be summed to mono and sent to the “music on hold” output, regardless of any switch 

position setting on the RM316.

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