background image

www.plantronics.com
© 2014 Plantronics, Inc. All rights reserved
Plantronics, the logo design and Sound Innovations  
are trademarks or registered trademarks of Plantronics, Inc.

203209-01 (11.14)

AC Adapters 

North America (shown): 
64401-03

European Union and 
United Kingdom:  
38640-01 (not shown)

Australia: 66804-01  
(not shown)

Battery Pack

80322-01

Remote

North America  
201059-01 
UPCS  
(DECT 6.0)

Countries outside  
North America  
201059-02 (DECT)

Please note that the older spare 
Remotes (PNs 80323-01 and 
80323-02) will not work with the 
CA12CD-S/A

16.  Never touch uninsulated telephone wires or terminals unless the 

telephone line has been disconnected at the network interface.

17.  Exercise caution when installing or modifying telephone lines.
18.  This product is intended to be supplied by a Listed Class 2 Direct Plug-

In Power Unit, rated at an output voltage of 9 VDC at 500mA.

19.  This product requires AC power in order to operate. In order to have 

phone service during a power outage, have another headset available 
that is powered only by the communications equipment.

20. Keep all product cords and cables away from operating machinery

.

BATTERY PACK PRECAUTIONS
CAUTION:

 To reduce the risk of fire or injury to persons, read and follow 

these instructions.
• Use only the battery pack supplied with this product.
• Do not dispose of battery pack in a fire. The cells may explode. Check with 

local codes for possible disposal instructions.

• Do not open or mutilate battery pack. Released electrolyte is corrosive 

and may cause damage to eyes or skin and may be toxic if swallowed.

• Exercise care in handling the battery pack in order not to “short” the 

battery contacts with conducting materials such as rings, bracelets, and 
keys. The battery or conductor may overheat and cause burns.

• Charge the battery pack in accordance with instructions supplied with this 

unit.

• Observe proper orientation between battery pack and charger contacts.

Console Interface Cable 68331-01
6-wire, modular-to-PJ7 cable assembly

Connectors other than the PJ7 are 
available upon request

CONTROLS

Name

Location

Function(s)

Push-to-Talk (PTT) 
button

Remote  Keys up the communications radio.

Locking-
momentary 
selector

Remote

Enables or disables locking operation 
of the PTT Switch.

Audio Link LED 
button

Top of 

Remote 

Turns the audio link between the 
Remote and the Base on and off.

Listen Fine- 
Adjust Switch

Remote

1. Adjusts the Listen sensitivity in 
2-dB steps.
2. Places the Remote into 
Subscription Mode when pressed 
and held in either the Up or Down 
position.

Listen Coarse-
Adjust Switch

Bottom 

of Base 

Adjusts the Listen sensitivity in 6-dB 
steps.

Talk Volume 
buttons 
(fine-adjust)

Top of 

Base

1. Adjust the Talk sensitivity in 2-dB 
steps.
2 Set the Talk sensitivity to midrange 
when both are pressed quickly at the 
same time.
3. Place the Base into Subscription 
Mode when both are pressed and 
held at the same time.
Some versions of the CA12CD-S/A 
do not have these buttons.

Talk Coarse-
Adjust Switch

Bottom 

of Base 

Adjusts the Talk output for 
carbon-, electret-, or dynamic-mic 
applications. Carbon (Position 4) 
is the factory setting, and is suitable 
for most applications.

Subscription 
button

Back of 

Base 

Places the Base into Subscription 
Mode when pressed and held (this 
is an alternative to pressing and 
holding the Talk Volume buttons).

LEDS

Name

Location

Function(s)

Audio Link (green)

Top of 

Remote; 

part 

of the 
Audio 

Link LED 

Button

1) Flashes once per second to 
indicate an active audio link.
2) Glows steadily (no flashing) when 
the Remote is in Subscription Mode.
3) Flashes 6 times per second if the 
subscription is lost (see the next 
section for more information).

Power (green)

Base 

1) On continuously when the Base 
is powered up.
2) Flashes once per second  
when the Base is in Subscription 
Mode.

Talk (green)

Base 

On steadily (no flashing) when PTT 
button is depressed.

Charge (orange,  
2 ea.)

Base, 1 

for each 

charging 

well

1) Flashes once per second while the 
battery is charging.
2) On steadily when the battery 
is fully charged.
3) Flashes six times per second to 
indicate a fault condition (see the 
next section for more information).

SUPPLIES & ACCESSORIES

ATTENTION:

Interruption or termination of the communications link between 
the Base and the Remote will occur under the following or similar 
conditions:
1.   Power outage
2.   Moving the Remote out of range from the Base
3.   Pressing the Audio Link button on the Remote while the audio link is 

active

4.   Disconnection of the Base’s power supply
5.   Removal of the battery pack from the Remote
6.   Low battery
7.   Operation of other radio devices in the same frequency range (1.88 

to 1.90 GHz for Europe and some other regions) as the CA12CD-S/A.

8.   Too many CA12CD-S/As in the same location. 30 units can typically 

be operated in the same location. However, this number can vary 
depending on such factors as building layout and materials, physical 
separation of units, and other radio devices operating nearby.

LIMITED WARRANTY

• This warranty covers defects in materials and workmanship of products 

manufactured, sold or certified by Plantronics that were purchased and 
used in the United States.

• The warranty lasts for one year from the date of purchase of the 

products.

• This warranty extends to you only if you are the end user with the original 

purchase receipt.

• We will, at our option, repair or replace the products that do not conform 

to the specification. We may use functionally equivalent reconditioned, 
refurbished, remanufactured, pre-owned or new products or parts.

• To obtain service in the U.S., contact Plantronics at 800-544-4660.
• THIS IS THE COMPLETE PLANTRONICS WARRANTY FOR THE PRODUCTS.
• This warranty gives you specific legal rights and you may also have other 

rights depending on your location. Please contact your dealer or our 
service centre for the full details of our limited warranty, including items 
not covered by this limited warranty.

TECHNICAL ASSISTANCE

Visit our web site at www.plantronics.com/support for technical support 
including frequently asked questions, compatibility and accessibility 
information. The Plantronics Technical Assistance Center (TAC) is also 
ready to assist you on 800-544-4660.

IMPORTANT SAFETY INSTRUCTIONS

When using your telephone equipment, basic safety precautions should 
always be followed to reduce the risk of fire, electric shock and injury to 
persons, including the following:
1.  Read and understand all instructions.
2.   Follow all warnings and instructions marked on the product. The 

symbol identifies and alerts the user to the presence of important 
operating and service instructions.

3.  Unplug this product from the wall outlet before cleaning. Do not use 

liquid cleaners or aerosol cleaners. Use a damp cloth for cleaning.

4.   Do not locate Base Unit near water, for example, near a bath or sink, in 

a wet basement, or near a swimming pool.

5.  This product should never be placed near or over a radiator or heat 

register. This product should not be placed in a built-in installation 
unless proper ventilation is provided.

6.  This product should be operated only from the type of power source 

indicated on the marking label. If you are not sure of the type of power 
supply to your home, consult your dealer or local power company.

7.  Do not locate this product in an area where the power cord is likely to 

be damaged by furniture or foot traffic.

8.  Do not overload outlets and extension cords as this can result in the 

risk of fire or electric shock.

9.  Never push objects of any kind into this product through Base Unit 

slots as they may touch dangerous voltage points or short out parts 
that could result in a risk of fire or electric shock. Never spill liquid of 
any kind on the product.

10.  To reduce the risk of electric shock, do not disassemble this product, 

but take it to qualified service personnel when service or repair work is 
required. Opening or removing covers may expose you to dangerous 
voltages or other risks. Incorrect reassembly can cause electric shock 
when the product is subsequently used.

11.  Avoid using telephone equipment during an electrical storm. 

There may be a remote risk of electric shock from lightning.

12.  Do not use the telephone equipment to report a gas leak in the vicinity 

of the leak.

13.  Unplug this product from the wall outlet and refer servicing to qualified 

service personnel under the following conditions:

 

a) When the power supply cord or plug is damaged or frayed.

 

b) If the product has been exposed to liquid.

 

c) If the product does not operate normally by following the operating 
instructions. Adjust only those controls that are covered by the 
operating instructions because improper adjustments of other 
controls may result in damage and will often require extensive work by 
a qualified technician to restore the product to normal operation.

 

d) If the product has been dropped or the Base Unit has been 
damaged.

 

e) If the product exhibits a distinct change in performance.

14.  Never install telephone wiring during a lightning storm.
15.  Never install telephone jacks in wet locations unless the jack 

is specifically designed for wet locations.

ERROR CONDITIONS

If you hear a…

It means…

Triple beep

Your Remote has lost its audio link with 
the Base. Usually, this is due to being too 
far away from the Base. (Note that a triple 
beep while using the Talk or Listen fine 
adjust controls indicates that the level is at 
its nominal setting.)

Single beep every  
10 seconds

Your battery is low and should be changed 
or charged.

If you see…

It means…

The Audio Link LED 
flashing six times per 
second

Your Remote is not subscribed to the Base. 
See the instructions in the next section for 
subscribing Bases and Remotes.

A Charge LED flashing 
six times per second

Your battery should be replaced, or there 
could be an object such as a coin or a 
paperclip in the charging well.

www.plantronics.com
© 2014 Plantronics, Inc. All rights reserved
Plantronics, the logo design and Sound Innovations  
are trademarks or registered trademarks of Plantronics, Inc.

203209-01 (11.14)

AC Adapters 

North America (shown): 
64401-03

European Union and 
United Kingdom:  
38640-01 (not shown)

Australia: 66804-01  
(not shown)

Battery Pack

80322-01

Remote

North America  
201059-01 
UPCS  
(DECT 6.0)

Countries outside  
North America  
201059-02 (DECT)

Please note that the older spare 
Remotes (PNs 80323-01 and 
80323-02) will not work with the 
CA12CD-S/A

16.  Never touch uninsulated telephone wires or terminals unless the 

telephone line has been disconnected at the network interface.

17.  Exercise caution when installing or modifying telephone lines.
18.  This product is intended to be supplied by a Listed Class 2 Direct Plug-

In Power Unit, rated at an output voltage of 9 VDC at 500mA.

19.  This product requires AC power in order to operate. In order to have 

phone service during a power outage, have another headset available 
that is powered only by the communications equipment.

20. Keep all product cords and cables away from operating machinery

.

BATTERY PACK PRECAUTIONS
CAUTION:

 To reduce the risk of fire or injury to persons, read and follow 

these instructions.
• Use only the battery pack supplied with this product.
• Do not dispose of battery pack in a fire. The cells may explode. Check with 

local codes for possible disposal instructions.

• Do not open or mutilate battery pack. Released electrolyte is corrosive 

and may cause damage to eyes or skin and may be toxic if swallowed.

• Exercise care in handling the battery pack in order not to “short” the 

battery contacts with conducting materials such as rings, bracelets, and 
keys. The battery or conductor may overheat and cause burns.

• Charge the battery pack in accordance with instructions supplied with this 

unit.

• Observe proper orientation between battery pack and charger contacts.

Console Interface Cable 68331-01
6-wire, modular-to-PJ7 cable assembly

Connectors other than the PJ7 are 
available upon request

CONTROLS

Name

Location

Function(s)

Push-to-Talk (PTT) 
button

Remote  Keys up the communications radio.

Locking-
momentary 
selector

Remote

Enables or disables locking operation 
of the PTT Switch.

Audio Link LED 
button

Top of 

Remote 

Turns the audio link between the 
Remote and the Base on and off.

Listen Fine- 
Adjust Switch

Remote

1. Adjusts the Listen sensitivity in 
2-dB steps.
2. Places the Remote into 
Subscription Mode when pressed 
and held in either the Up or Down 
position.

Listen Coarse-
Adjust Switch

Bottom 

of Base 

Adjusts the Listen sensitivity in 6-dB 
steps.

Talk Volume 
buttons 
(fine-adjust)

Top of 

Base

1. Adjust the Talk sensitivity in 2-dB 
steps.
2 Set the Talk sensitivity to midrange 
when both are pressed quickly at the 
same time.
3. Place the Base into Subscription 
Mode when both are pressed and 
held at the same time.
Some versions of the CA12CD-S/A 
do not have these buttons.

Talk Coarse-
Adjust Switch

Bottom 

of Base 

Adjusts the Talk output for 
carbon-, electret-, or dynamic-mic 
applications. Carbon (Position 4) 
is the factory setting, and is suitable 
for most applications.

Subscription 
button

Back of 

Base 

Places the Base into Subscription 
Mode when pressed and held (this 
is an alternative to pressing and 
holding the Talk Volume buttons).

LEDS

Name

Location

Function(s)

Audio Link (green)

Top of 

Remote; 

part 

of the 
Audio 

Link LED 

Button

1) Flashes once per second to 
indicate an active audio link.
2) Glows steadily (no flashing) when 
the Remote is in Subscription Mode.
3) Flashes 6 times per second if the 
subscription is lost (see the next 
section for more information).

Power (green)

Base 

1) On continuously when the Base 
is powered up.
2) Flashes once per second  
when the Base is in Subscription 
Mode.

Talk (green)

Base 

On steadily (no flashing) when PTT 
button is depressed.

Charge (orange,  
2 ea.)

Base, 1 

for each 

charging 

well

1) Flashes once per second while the 
battery is charging.
2) On steadily when the battery 
is fully charged.
3) Flashes six times per second to 
indicate a fault condition (see the 
next section for more information).

SUPPLIES & ACCESSORIES

ATTENTION:

Interruption or termination of the communications link between 
the Base and the Remote will occur under the following or similar 
conditions:
1.   Power outage
2.   Moving the Remote out of range from the Base
3.   Pressing the Audio Link button on the Remote while the audio link is 

active

4.   Disconnection of the Base’s power supply
5.   Removal of the battery pack from the Remote
6.   Low battery
7.   Operation of other radio devices in the same frequency range (1.88 

to 1.90 GHz for Europe and some other regions) as the CA12CD-S/A.

8.   Too many CA12CD-S/As in the same location. 30 units can typically 

be operated in the same location. However, this number can vary 
depending on such factors as building layout and materials, physical 
separation of units, and other radio devices operating nearby.

LIMITED WARRANTY

• This warranty covers defects in materials and workmanship of products 

manufactured, sold or certified by Plantronics that were purchased and 
used in the United States.

• The warranty lasts for one year from the date of purchase of the 

products.

• This warranty extends to you only if you are the end user with the original 

purchase receipt.

• We will, at our option, repair or replace the products that do not conform 

to the specification. We may use functionally equivalent reconditioned, 
refurbished, remanufactured, pre-owned or new products or parts.

• To obtain service in the U.S., contact Plantronics at 800-544-4660.
• THIS IS THE COMPLETE PLANTRONICS WARRANTY FOR THE PRODUCTS.
• This warranty gives you specific legal rights and you may also have other 

rights depending on your location. Please contact your dealer or our 
service centre for the full details of our limited warranty, including items 
not covered by this limited warranty.

TECHNICAL ASSISTANCE

Visit our web site at www.plantronics.com/support for technical support 
including frequently asked questions, compatibility and accessibility 
information. The Plantronics Technical Assistance Center (TAC) is also 
ready to assist you on 800-544-4660.

IMPORTANT SAFETY INSTRUCTIONS

When using your telephone equipment, basic safety precautions should 
always be followed to reduce the risk of fire, electric shock and injury to 
persons, including the following:
1.  Read and understand all instructions.
2.   Follow all warnings and instructions marked on the product. The 

symbol identifies and alerts the user to the presence of important 
operating and service instructions.

3.  Unplug this product from the wall outlet before cleaning. Do not use 

liquid cleaners or aerosol cleaners. Use a damp cloth for cleaning.

4.   Do not locate Base Unit near water, for example, near a bath or sink, in 

a wet basement, or near a swimming pool.

5.  This product should never be placed near or over a radiator or heat 

register. This product should not be placed in a built-in installation 
unless proper ventilation is provided.

6.  This product should be operated only from the type of power source 

indicated on the marking label. If you are not sure of the type of power 
supply to your home, consult your dealer or local power company.

7.  Do not locate this product in an area where the power cord is likely to 

be damaged by furniture or foot traffic.

8.  Do not overload outlets and extension cords as this can result in the 

risk of fire or electric shock.

9.  Never push objects of any kind into this product through Base Unit 

slots as they may touch dangerous voltage points or short out parts 
that could result in a risk of fire or electric shock. Never spill liquid of 
any kind on the product.

10.  To reduce the risk of electric shock, do not disassemble this product, 

but take it to qualified service personnel when service or repair work is 
required. Opening or removing covers may expose you to dangerous 
voltages or other risks. Incorrect reassembly can cause electric shock 
when the product is subsequently used.

11.  Avoid using telephone equipment during an electrical storm. 

There may be a remote risk of electric shock from lightning.

12.  Do not use the telephone equipment to report a gas leak in the vicinity 

of the leak.

13.  Unplug this product from the wall outlet and refer servicing to qualified 

service personnel under the following conditions:

 

a) When the power supply cord or plug is damaged or frayed.

 

b) If the product has been exposed to liquid.

 

c) If the product does not operate normally by following the operating 
instructions. Adjust only those controls that are covered by the 
operating instructions because improper adjustments of other 
controls may result in damage and will often require extensive work by 
a qualified technician to restore the product to normal operation.

 

d) If the product has been dropped or the Base Unit has been 
damaged.

 

e) If the product exhibits a distinct change in performance.

14.  Never install telephone wiring during a lightning storm.
15.  Never install telephone jacks in wet locations unless the jack 

is specifically designed for wet locations.

ERROR CONDITIONS

If you hear a…

It means…

Triple beep

Your Remote has lost its audio link with 
the Base. Usually, this is due to being too 
far away from the Base. (Note that a triple 
beep while using the Talk or Listen fine 
adjust controls indicates that the level is at 
its nominal setting.)

Single beep every  
10 seconds

Your battery is low and should be changed 
or charged.

If you see…

It means…

The Audio Link LED 
flashing six times per 
second

Your Remote is not subscribed to the Base. 
See the instructions in the next section for 
subscribing Bases and Remotes.

A Charge LED flashing 
six times per second

Your battery should be replaced, or there 
could be an object such as a coin or a 
paperclip in the charging well.

www.plantronics.com
© 2014 Plantronics, Inc. All rights reserved
Plantronics, the logo design and Sound Innovations  
are trademarks or registered trademarks of Plantronics, Inc.

203209-01 (11.14)

AC Adapters 

North America (shown): 
64401-03

European Union and 
United Kingdom:  
38640-01 (not shown)

Australia: 66804-01  
(not shown)

Battery Pack

80322-01

Remote

North America  
201059-01 
UPCS  
(DECT 6.0)

Countries outside  
North America  
201059-02 (DECT)

Please note that the older spare 
Remotes (PNs 80323-01 and 
80323-02) will not work with the 
CA12CD-S/A

16.  Never touch uninsulated telephone wires or terminals unless the 

telephone line has been disconnected at the network interface.

17.  Exercise caution when installing or modifying telephone lines.
18.  This product is intended to be supplied by a Listed Class 2 Direct Plug-

In Power Unit, rated at an output voltage of 9 VDC at 500mA.

19.  This product requires AC power in order to operate. In order to have 

phone service during a power outage, have another headset available 
that is powered only by the communications equipment.

20. Keep all product cords and cables away from operating machinery

.

BATTERY PACK PRECAUTIONS
CAUTION:

 To reduce the risk of fire or injury to persons, read and follow 

these instructions.
• Use only the battery pack supplied with this product.
• Do not dispose of battery pack in a fire. The cells may explode. Check with 

local codes for possible disposal instructions.

• Do not open or mutilate battery pack. Released electrolyte is corrosive 

and may cause damage to eyes or skin and may be toxic if swallowed.

• Exercise care in handling the battery pack in order not to “short” the 

battery contacts with conducting materials such as rings, bracelets, and 
keys. The battery or conductor may overheat and cause burns.

• Charge the battery pack in accordance with instructions supplied with this 

unit.

• Observe proper orientation between battery pack and charger contacts.

Console Interface Cable 68331-01
6-wire, modular-to-PJ7 cable assembly

Connectors other than the PJ7 are 
available upon request

CONTROLS

Name

Location

Function(s)

Push-to-Talk (PTT) 
button

Remote  Keys up the communications radio.

Locking-
momentary 
selector

Remote

Enables or disables locking operation 
of the PTT Switch.

Audio Link LED 
button

Top of 

Remote 

Turns the audio link between the 
Remote and the Base on and off.

Listen Fine- 
Adjust Switch

Remote

1. Adjusts the Listen sensitivity in 
2-dB steps.
2. Places the Remote into 
Subscription Mode when pressed 
and held in either the Up or Down 
position.

Listen Coarse-
Adjust Switch

Bottom 

of Base 

Adjusts the Listen sensitivity in 6-dB 
steps.

Talk Volume 
buttons 
(fine-adjust)

Top of 

Base

1. Adjust the Talk sensitivity in 2-dB 
steps.
2 Set the Talk sensitivity to midrange 
when both are pressed quickly at the 
same time.
3. Place the Base into Subscription 
Mode when both are pressed and 
held at the same time.
Some versions of the CA12CD-S/A 
do not have these buttons.

Talk Coarse-
Adjust Switch

Bottom 

of Base 

Adjusts the Talk output for 
carbon-, electret-, or dynamic-mic 
applications. Carbon (Position 4) 
is the factory setting, and is suitable 
for most applications.

Subscription 
button

Back of 

Base 

Places the Base into Subscription 
Mode when pressed and held (this 
is an alternative to pressing and 
holding the Talk Volume buttons).

LEDS

Name

Location

Function(s)

Audio Link (green)

Top of 

Remote; 

part 

of the 
Audio 

Link LED 

Button

1) Flashes once per second to 
indicate an active audio link.
2) Glows steadily (no flashing) when 
the Remote is in Subscription Mode.
3) Flashes 6 times per second if the 
subscription is lost (see the next 
section for more information).

Power (green)

Base 

1) On continuously when the Base 
is powered up.
2) Flashes once per second  
when the Base is in Subscription 
Mode.

Talk (green)

Base 

On steadily (no flashing) when PTT 
button is depressed.

Charge (orange,  
2 ea.)

Base, 1 

for each 

charging 

well

1) Flashes once per second while the 
battery is charging.
2) On steadily when the battery 
is fully charged.
3) Flashes six times per second to 
indicate a fault condition (see the 
next section for more information).

SUPPLIES & ACCESSORIES

ATTENTION:

Interruption or termination of the communications link between 
the Base and the Remote will occur under the following or similar 
conditions:
1.   Power outage
2.   Moving the Remote out of range from the Base
3.   Pressing the Audio Link button on the Remote while the audio link is 

active

4.   Disconnection of the Base’s power supply
5.   Removal of the battery pack from the Remote
6.   Low battery
7.   Operation of other radio devices in the same frequency range (1.88 

to 1.90 GHz for Europe and some other regions) as the CA12CD-S/A.

8.   Too many CA12CD-S/As in the same location. 30 units can typically 

be operated in the same location. However, this number can vary 
depending on such factors as building layout and materials, physical 
separation of units, and other radio devices operating nearby.

LIMITED WARRANTY

• This warranty covers defects in materials and workmanship of products 

manufactured, sold or certified by Plantronics that were purchased and 
used in the United States.

• The warranty lasts for one year from the date of purchase of the 

products.

• This warranty extends to you only if you are the end user with the original 

purchase receipt.

• We will, at our option, repair or replace the products that do not conform 

to the specification. We may use functionally equivalent reconditioned, 
refurbished, remanufactured, pre-owned or new products or parts.

• To obtain service in the U.S., contact Plantronics at 800-544-4660.
• THIS IS THE COMPLETE PLANTRONICS WARRANTY FOR THE PRODUCTS.
• This warranty gives you specific legal rights and you may also have other 

rights depending on your location. Please contact your dealer or our 
service centre for the full details of our limited warranty, including items 
not covered by this limited warranty.

TECHNICAL ASSISTANCE

Visit our web site at www.plantronics.com/support for technical support 
including frequently asked questions, compatibility and accessibility 
information. The Plantronics Technical Assistance Center (TAC) is also 
ready to assist you on 800-544-4660.

IMPORTANT SAFETY INSTRUCTIONS

When using your telephone equipment, basic safety precautions should 
always be followed to reduce the risk of fire, electric shock and injury to 
persons, including the following:
1.  Read and understand all instructions.
2.   Follow all warnings and instructions marked on the product. The 

symbol identifies and alerts the user to the presence of important 
operating and service instructions.

3.  Unplug this product from the wall outlet before cleaning. Do not use 

liquid cleaners or aerosol cleaners. Use a damp cloth for cleaning.

4.   Do not locate Base Unit near water, for example, near a bath or sink, in 

a wet basement, or near a swimming pool.

5.  This product should never be placed near or over a radiator or heat 

register. This product should not be placed in a built-in installation 
unless proper ventilation is provided.

6.  This product should be operated only from the type of power source 

indicated on the marking label. If you are not sure of the type of power 
supply to your home, consult your dealer or local power company.

7.  Do not locate this product in an area where the power cord is likely to 

be damaged by furniture or foot traffic.

8.  Do not overload outlets and extension cords as this can result in the 

risk of fire or electric shock.

9.  Never push objects of any kind into this product through Base Unit 

slots as they may touch dangerous voltage points or short out parts 
that could result in a risk of fire or electric shock. Never spill liquid of 
any kind on the product.

10.  To reduce the risk of electric shock, do not disassemble this product, 

but take it to qualified service personnel when service or repair work is 
required. Opening or removing covers may expose you to dangerous 
voltages or other risks. Incorrect reassembly can cause electric shock 
when the product is subsequently used.

11.  Avoid using telephone equipment during an electrical storm. 

There may be a remote risk of electric shock from lightning.

12.  Do not use the telephone equipment to report a gas leak in the vicinity 

of the leak.

13.  Unplug this product from the wall outlet and refer servicing to qualified 

service personnel under the following conditions:

 

a) When the power supply cord or plug is damaged or frayed.

 

b) If the product has been exposed to liquid.

 

c) If the product does not operate normally by following the operating 
instructions. Adjust only those controls that are covered by the 
operating instructions because improper adjustments of other 
controls may result in damage and will often require extensive work by 
a qualified technician to restore the product to normal operation.

 

d) If the product has been dropped or the Base Unit has been 
damaged.

 

e) If the product exhibits a distinct change in performance.

14.  Never install telephone wiring during a lightning storm.
15.  Never install telephone jacks in wet locations unless the jack 

is specifically designed for wet locations.

ERROR CONDITIONS

If you hear a…

It means…

Triple beep

Your Remote has lost its audio link with 
the Base. Usually, this is due to being too 
far away from the Base. (Note that a triple 
beep while using the Talk or Listen fine 
adjust controls indicates that the level is at 
its nominal setting.)

Single beep every  
10 seconds

Your battery is low and should be changed 
or charged.

If you see…

It means…

The Audio Link LED 
flashing six times per 
second

Your Remote is not subscribed to the Base. 
See the instructions in the next section for 
subscribing Bases and Remotes.

A Charge LED flashing 
six times per second

Your battery should be replaced, or there 
could be an object such as a coin or a 
paperclip in the charging well.

www.plantronics.com
© 2014 Plantronics, Inc. All rights reserved
Plantronics, the logo design and Sound Innovations  
are trademarks or registered trademarks of Plantronics, Inc.

203209-01 (11.14)

AC Adapters 

North America (shown): 
64401-03

European Union and 
United Kingdom:  
38640-01 (not shown)

Australia: 66804-01  
(not shown)

Battery Pack

80322-01

Remote

North America  
201059-01 
UPCS  
(DECT 6.0)

Countries outside  
North America  
201059-02 (DECT)

Please note that the older spare 
Remotes (PNs 80323-01 and 
80323-02) will not work with the 
CA12CD-S/A

16.  Never touch uninsulated telephone wires or terminals unless the 

telephone line has been disconnected at the network interface.

17.  Exercise caution when installing or modifying telephone lines.
18.  This product is intended to be supplied by a Listed Class 2 Direct Plug-

In Power Unit, rated at an output voltage of 9 VDC at 500mA.

19.  This product requires AC power in order to operate. In order to have 

phone service during a power outage, have another headset available 
that is powered only by the communications equipment.

20. Keep all product cords and cables away from operating machinery

.

BATTERY PACK PRECAUTIONS
CAUTION:

 To reduce the risk of fire or injury to persons, read and follow 

these instructions.
• Use only the battery pack supplied with this product.
• Do not dispose of battery pack in a fire. The cells may explode. Check with 

local codes for possible disposal instructions.

• Do not open or mutilate battery pack. Released electrolyte is corrosive 

and may cause damage to eyes or skin and may be toxic if swallowed.

• Exercise care in handling the battery pack in order not to “short” the 

battery contacts with conducting materials such as rings, bracelets, and 
keys. The battery or conductor may overheat and cause burns.

• Charge the battery pack in accordance with instructions supplied with this 

unit.

• Observe proper orientation between battery pack and charger contacts.

Console Interface Cable 68331-01
6-wire, modular-to-PJ7 cable assembly

Connectors other than the PJ7 are 
available upon request

CONTROLS

Name

Location

Function(s)

Push-to-Talk (PTT) 
button

Remote  Keys up the communications radio.

Locking-
momentary 
selector

Remote

Enables or disables locking operation 
of the PTT Switch.

Audio Link LED 
button

Top of 

Remote 

Turns the audio link between the 
Remote and the Base on and off.

Listen Fine- 
Adjust Switch

Remote

1. Adjusts the Listen sensitivity in 
2-dB steps.
2. Places the Remote into 
Subscription Mode when pressed 
and held in either the Up or Down 
position.

Listen Coarse-
Adjust Switch

Bottom 

of Base 

Adjusts the Listen sensitivity in 6-dB 
steps.

Talk Volume 
buttons 
(fine-adjust)

Top of 

Base

1. Adjust the Talk sensitivity in 2-dB 
steps.
2 Set the Talk sensitivity to midrange 
when both are pressed quickly at the 
same time.
3. Place the Base into Subscription 
Mode when both are pressed and 
held at the same time.
Some versions of the CA12CD-S/A 
do not have these buttons.

Talk Coarse-
Adjust Switch

Bottom 

of Base 

Adjusts the Talk output for 
carbon-, electret-, or dynamic-mic 
applications. Carbon (Position 4) 
is the factory setting, and is suitable 
for most applications.

Subscription 
button

Back of 

Base 

Places the Base into Subscription 
Mode when pressed and held (this 
is an alternative to pressing and 
holding the Talk Volume buttons).

LEDS

Name

Location

Function(s)

Audio Link (green)

Top of 

Remote; 

part 

of the 
Audio 

Link LED 

Button

1) Flashes once per second to 
indicate an active audio link.
2) Glows steadily (no flashing) when 
the Remote is in Subscription Mode.
3) Flashes 6 times per second if the 
subscription is lost (see the next 
section for more information).

Power (green)

Base 

1) On continuously when the Base 
is powered up.
2) Flashes once per second  
when the Base is in Subscription 
Mode.

Talk (green)

Base 

On steadily (no flashing) when PTT 
button is depressed.

Charge (orange,  
2 ea.)

Base, 1 

for each 

charging 

well

1) Flashes once per second while the 
battery is charging.
2) On steadily when the battery 
is fully charged.
3) Flashes six times per second to 
indicate a fault condition (see the 
next section for more information).

SUPPLIES & ACCESSORIES

ATTENTION:

Interruption or termination of the communications link between 
the Base and the Remote will occur under the following or similar 
conditions:
1.   Power outage
2.   Moving the Remote out of range from the Base
3.   Pressing the Audio Link button on the Remote while the audio link is 

active

4.   Disconnection of the Base’s power supply
5.   Removal of the battery pack from the Remote
6.   Low battery
7.   Operation of other radio devices in the same frequency range (1.88 

to 1.90 GHz for Europe and some other regions) as the CA12CD-S/A.

8.   Too many CA12CD-S/As in the same location. 30 units can typically 

be operated in the same location. However, this number can vary 
depending on such factors as building layout and materials, physical 
separation of units, and other radio devices operating nearby.

LIMITED WARRANTY

• This warranty covers defects in materials and workmanship of products 

manufactured, sold or certified by Plantronics that were purchased and 
used in the United States.

• The warranty lasts for one year from the date of purchase of the 

products.

• This warranty extends to you only if you are the end user with the original 

purchase receipt.

• We will, at our option, repair or replace the products that do not conform 

to the specification. We may use functionally equivalent reconditioned, 
refurbished, remanufactured, pre-owned or new products or parts.

• To obtain service in the U.S., contact Plantronics at 800-544-4660.
• THIS IS THE COMPLETE PLANTRONICS WARRANTY FOR THE PRODUCTS.
• This warranty gives you specific legal rights and you may also have other 

rights depending on your location. Please contact your dealer or our 
service centre for the full details of our limited warranty, including items 
not covered by this limited warranty.

TECHNICAL ASSISTANCE

Visit our web site at www.plantronics.com/support for technical support 
including frequently asked questions, compatibility and accessibility 
information. The Plantronics Technical Assistance Center (TAC) is also 
ready to assist you on 800-544-4660.

IMPORTANT SAFETY INSTRUCTIONS

When using your telephone equipment, basic safety precautions should 
always be followed to reduce the risk of fire, electric shock and injury to 
persons, including the following:
1.  Read and understand all instructions.
2.   Follow all warnings and instructions marked on the product. The 

symbol identifies and alerts the user to the presence of important 
operating and service instructions.

3.  Unplug this product from the wall outlet before cleaning. Do not use 

liquid cleaners or aerosol cleaners. Use a damp cloth for cleaning.

4.   Do not locate Base Unit near water, for example, near a bath or sink, in 

a wet basement, or near a swimming pool.

5.  This product should never be placed near or over a radiator or heat 

register. This product should not be placed in a built-in installation 
unless proper ventilation is provided.

6.  This product should be operated only from the type of power source 

indicated on the marking label. If you are not sure of the type of power 
supply to your home, consult your dealer or local power company.

7.  Do not locate this product in an area where the power cord is likely to 

be damaged by furniture or foot traffic.

8.  Do not overload outlets and extension cords as this can result in the 

risk of fire or electric shock.

9.  Never push objects of any kind into this product through Base Unit 

slots as they may touch dangerous voltage points or short out parts 
that could result in a risk of fire or electric shock. Never spill liquid of 
any kind on the product.

10.  To reduce the risk of electric shock, do not disassemble this product, 

but take it to qualified service personnel when service or repair work is 
required. Opening or removing covers may expose you to dangerous 
voltages or other risks. Incorrect reassembly can cause electric shock 
when the product is subsequently used.

11.  Avoid using telephone equipment during an electrical storm. 

There may be a remote risk of electric shock from lightning.

12.  Do not use the telephone equipment to report a gas leak in the vicinity 

of the leak.

13.  Unplug this product from the wall outlet and refer servicing to qualified 

service personnel under the following conditions:

 

a) When the power supply cord or plug is damaged or frayed.

 

b) If the product has been exposed to liquid.

 

c) If the product does not operate normally by following the operating 
instructions. Adjust only those controls that are covered by the 
operating instructions because improper adjustments of other 
controls may result in damage and will often require extensive work by 
a qualified technician to restore the product to normal operation.

 

d) If the product has been dropped or the Base Unit has been 
damaged.

 

e) If the product exhibits a distinct change in performance.

14.  Never install telephone wiring during a lightning storm.
15.  Never install telephone jacks in wet locations unless the jack 

is specifically designed for wet locations.

ERROR CONDITIONS

If you hear a…

It means…

Triple beep

Your Remote has lost its audio link with 
the Base. Usually, this is due to being too 
far away from the Base. (Note that a triple 
beep while using the Talk or Listen fine 
adjust controls indicates that the level is at 
its nominal setting.)

Single beep every  
10 seconds

Your battery is low and should be changed 
or charged.

If you see…

It means…

The Audio Link LED 
flashing six times per 
second

Your Remote is not subscribed to the Base. 
See the instructions in the next section for 
subscribing Bases and Remotes.

A Charge LED flashing 
six times per second

Your battery should be replaced, or there 
could be an object such as a coin or a 
paperclip in the charging well.

www.plantronics.com
© 2014 Plantronics, Inc. All rights reserved
Plantronics, the logo design and Sound Innovations  
are trademarks or registered trademarks of Plantronics, Inc.

203209-01 (11.14)

AC Adapters 

North America (shown): 
64401-03

European Union and 
United Kingdom:  
38640-01 (not shown)

Australia: 66804-01  
(not shown)

Battery Pack

80322-01

Remote

North America  
201059-01 
UPCS  
(DECT 6.0)

Countries outside  
North America  
201059-02 (DECT)

Please note that the older spare 
Remotes (PNs 80323-01 and 
80323-02) will not work with the 
CA12CD-S/A

16.  Never touch uninsulated telephone wires or terminals unless the 

telephone line has been disconnected at the network interface.

17.  Exercise caution when installing or modifying telephone lines.
18.  This product is intended to be supplied by a Listed Class 2 Direct Plug-

In Power Unit, rated at an output voltage of 9 VDC at 500mA.

19.  This product requires AC power in order to operate. In order to have 

phone service during a power outage, have another headset available 
that is powered only by the communications equipment.

20. Keep all product cords and cables away from operating machinery

.

BATTERY PACK PRECAUTIONS
CAUTION:

 To reduce the risk of fire or injury to persons, read and follow 

these instructions.
• Use only the battery pack supplied with this product.
• Do not dispose of battery pack in a fire. The cells may explode. Check with 

local codes for possible disposal instructions.

• Do not open or mutilate battery pack. Released electrolyte is corrosive 

and may cause damage to eyes or skin and may be toxic if swallowed.

• Exercise care in handling the battery pack in order not to “short” the 

battery contacts with conducting materials such as rings, bracelets, and 
keys. The battery or conductor may overheat and cause burns.

• Charge the battery pack in accordance with instructions supplied with this 

unit.

• Observe proper orientation between battery pack and charger contacts.

Console Interface Cable 68331-01
6-wire, modular-to-PJ7 cable assembly

Connectors other than the PJ7 are 
available upon request

CONTROLS

Name

Location

Function(s)

Push-to-Talk (PTT) 
button

Remote  Keys up the communications radio.

Locking-
momentary 
selector

Remote

Enables or disables locking operation 
of the PTT Switch.

Audio Link LED 
button

Top of 

Remote 

Turns the audio link between the 
Remote and the Base on and off.

Listen Fine- 
Adjust Switch

Remote

1. Adjusts the Listen sensitivity in 
2-dB steps.
2. Places the Remote into 
Subscription Mode when pressed 
and held in either the Up or Down 
position.

Listen Coarse-
Adjust Switch

Bottom 

of Base 

Adjusts the Listen sensitivity in 6-dB 
steps.

Talk Volume 
buttons 
(fine-adjust)

Top of 

Base

1. Adjust the Talk sensitivity in 2-dB 
steps.
2 Set the Talk sensitivity to midrange 
when both are pressed quickly at the 
same time.
3. Place the Base into Subscription 
Mode when both are pressed and 
held at the same time.
Some versions of the CA12CD-S/A 
do not have these buttons.

Talk Coarse-
Adjust Switch

Bottom 

of Base 

Adjusts the Talk output for 
carbon-, electret-, or dynamic-mic 
applications. Carbon (Position 4) 
is the factory setting, and is suitable 
for most applications.

Subscription 
button

Back of 

Base 

Places the Base into Subscription 
Mode when pressed and held (this 
is an alternative to pressing and 
holding the Talk Volume buttons).

LEDS

Name

Location

Function(s)

Audio Link (green)

Top of 

Remote; 

part 

of the 
Audio 

Link LED 

Button

1) Flashes once per second to 
indicate an active audio link.
2) Glows steadily (no flashing) when 
the Remote is in Subscription Mode.
3) Flashes 6 times per second if the 
subscription is lost (see the next 
section for more information).

Power (green)

Base 

1) On continuously when the Base 
is powered up.
2) Flashes once per second  
when the Base is in Subscription 
Mode.

Talk (green)

Base 

On steadily (no flashing) when PTT 
button is depressed.

Charge (orange,  
2 ea.)

Base, 1 

for each 

charging 

well

1) Flashes once per second while the 
battery is charging.
2) On steadily when the battery 
is fully charged.
3) Flashes six times per second to 
indicate a fault condition (see the 
next section for more information).

SUPPLIES & ACCESSORIES

ATTENTION:

Interruption or termination of the communications link between 
the Base and the Remote will occur under the following or similar 
conditions:
1.   Power outage
2.   Moving the Remote out of range from the Base
3.   Pressing the Audio Link button on the Remote while the audio link is 

active

4.   Disconnection of the Base’s power supply
5.   Removal of the battery pack from the Remote
6.   Low battery
7.   Operation of other radio devices in the same frequency range (1.88 

to 1.90 GHz for Europe and some other regions) as the CA12CD-S/A.

8.   Too many CA12CD-S/As in the same location. 30 units can typically 

be operated in the same location. However, this number can vary 
depending on such factors as building layout and materials, physical 
separation of units, and other radio devices operating nearby.

LIMITED WARRANTY

• This warranty covers defects in materials and workmanship of products 

manufactured, sold or certified by Plantronics that were purchased and 
used in the United States.

• The warranty lasts for one year from the date of purchase of the 

products.

• This warranty extends to you only if you are the end user with the original 

purchase receipt.

• We will, at our option, repair or replace the products that do not conform 

to the specification. We may use functionally equivalent reconditioned, 
refurbished, remanufactured, pre-owned or new products or parts.

• To obtain service in the U.S., contact Plantronics at 800-544-4660.
• THIS IS THE COMPLETE PLANTRONICS WARRANTY FOR THE PRODUCTS.
• This warranty gives you specific legal rights and you may also have other 

rights depending on your location. Please contact your dealer or our 
service centre for the full details of our limited warranty, including items 
not covered by this limited warranty.

TECHNICAL ASSISTANCE

Visit our web site at www.plantronics.com/support for technical support 
including frequently asked questions, compatibility and accessibility 
information. The Plantronics Technical Assistance Center (TAC) is also 
ready to assist you on 800-544-4660.

IMPORTANT SAFETY INSTRUCTIONS

When using your telephone equipment, basic safety precautions should 
always be followed to reduce the risk of fire, electric shock and injury to 
persons, including the following:
1.  Read and understand all instructions.
2.   Follow all warnings and instructions marked on the product. The 

symbol identifies and alerts the user to the presence of important 
operating and service instructions.

3.  Unplug this product from the wall outlet before cleaning. Do not use 

liquid cleaners or aerosol cleaners. Use a damp cloth for cleaning.

4.   Do not locate Base Unit near water, for example, near a bath or sink, in 

a wet basement, or near a swimming pool.

5.  This product should never be placed near or over a radiator or heat 

register. This product should not be placed in a built-in installation 
unless proper ventilation is provided.

6.  This product should be operated only from the type of power source 

indicated on the marking label. If you are not sure of the type of power 
supply to your home, consult your dealer or local power company.

7.  Do not locate this product in an area where the power cord is likely to 

be damaged by furniture or foot traffic.

8.  Do not overload outlets and extension cords as this can result in the 

risk of fire or electric shock.

9.  Never push objects of any kind into this product through Base Unit 

slots as they may touch dangerous voltage points or short out parts 
that could result in a risk of fire or electric shock. Never spill liquid of 
any kind on the product.

10.  To reduce the risk of electric shock, do not disassemble this product, 

but take it to qualified service personnel when service or repair work is 
required. Opening or removing covers may expose you to dangerous 
voltages or other risks. Incorrect reassembly can cause electric shock 
when the product is subsequently used.

11.  Avoid using telephone equipment during an electrical storm. 

There may be a remote risk of electric shock from lightning.

12.  Do not use the telephone equipment to report a gas leak in the vicinity 

of the leak.

13.  Unplug this product from the wall outlet and refer servicing to qualified 

service personnel under the following conditions:

 

a) When the power supply cord or plug is damaged or frayed.

 

b) If the product has been exposed to liquid.

 

c) If the product does not operate normally by following the operating 
instructions. Adjust only those controls that are covered by the 
operating instructions because improper adjustments of other 
controls may result in damage and will often require extensive work by 
a qualified technician to restore the product to normal operation.

 

d) If the product has been dropped or the Base Unit has been 
damaged.

 

e) If the product exhibits a distinct change in performance.

14.  Never install telephone wiring during a lightning storm.
15.  Never install telephone jacks in wet locations unless the jack 

is specifically designed for wet locations.

ERROR CONDITIONS

If you hear a…

It means…

Triple beep

Your Remote has lost its audio link with 
the Base. Usually, this is due to being too 
far away from the Base. (Note that a triple 
beep while using the Talk or Listen fine 
adjust controls indicates that the level is at 
its nominal setting.)

Single beep every  
10 seconds

Your battery is low and should be changed 
or charged.

If you see…

It means…

The Audio Link LED 
flashing six times per 
second

Your Remote is not subscribed to the Base. 
See the instructions in the next section for 
subscribing Bases and Remotes.

A Charge LED flashing 
six times per second

Your battery should be replaced, or there 
could be an object such as a coin or a 
paperclip in the charging well.

All manuals and user guides at all-guides.com

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