SB 350 (serv.man4) - JBL Audio Service Manual (repair manual)

Home cinema 2.1 soundbar with powered, wireless subwoofer. 

Released EU2014 

Harman Consumer Group, Inc.

Rev 1.1,   01/2015

EXPLODED VIEW + PARTS, SOUNDBAR   8 
EXPLODED VIEW + PARTS, SUB 

CONTENTS

Home Cinema 2.1 soundbar with wireless subwoofer 

E

ng

lis

h

Introduction 
Thank you for choosing this JBL product. The JBL Cinema SB350 powered 
soundbar speaker system is a complete, integrated sound system that will 
create an extraordinarily realistic cinema experience in your own living 
room. The powered soundbar unit can mount on a wall or sit on a shelf and 
comes complete with all of the cables required to connect it to your TV, your 
cable/satellite tuner and disc player. The wireless subwoofer unit supplies 
all of your entertainment’s drama and impact, and can be placed anywhere 
without needing to be connected to the soundbar unit.

We’re confident that this JBL system will provide every note of enjoyment 
that you expect – and when the time comes to purchase additional audio 
equipment for your home, car or office, you’ll choose JBL products.

inTRODUCTiOn  

5

iTemS inCLUDeD 

5

JBL Cinema SB350 TOP PaneL COnTROLS   

6

JBL Cinema SB350 SOUnDBaR ReaR PaneL COnTROLS anD COnneCTiOnS   

6

JBL Cinema SB350 SUBWOOFeR COnTROLS anD COnneCTiOnS 

7

RemOTe COnTROL FUnCTiOnS  

7

PLaCinG THe JBL Cinema SB350  

8 

OPeRaTiOn  

9

TURninG THe JBL Cinema SB350 On anD OFF 

9

OPeRaTinG THROUGH BLUeTOOTH

®

   

9

aDJUSTinG THe SySTem VOLUme 

10

SURROUnD mODe BUTTOn  

10

PROGRamminG JBL Cinema SB350 TO ReSPOnD TO yOUR TV RemOTe   

10

TROUBLeSHOOTinG  

11

SPeCiFiCaTiOnS  

12

Soundbar

Optical cable

Analog aux cable

HDMI cable

Soundbar power cable

Subwoofer power cable

Wireless subwoofer

Remote

Wall mount accessories

x 1

x 1

x 1

x 1

x 1

x 1

x 1

x 1

x 1

BASS

E

ng

lis

h

(Software

update only)

HDMI TV

(ARC)

Aux-in

Optical

Power

Input AC

Remove Caps

Power Switch: The power switch turns the JBL Cinema SB350 
On/OFF. This switch must be turned on before you can operate the system. 
Once this switch is turned on, the system will enter Standby mode  
(the top-panel power indicator will be amber). 

Power Input AC: Connect the supplied aC power cable to
this input.

HdMI TV (ArC): Connect your television to this input using the 
supplied HDmi

®

 cable only if your television HDmi input supports audio 

Return Channel (aRC) feature, the audio signal from the television will 
be automatically sent back to the soundbar with this single cable. if your 
television does not support aRC, you need to use the optical or analog
connections based on your television’s compatibility. Please refer to your 
television user guide to confirm HDmi aRC support.

Pairing Button and LEd: Press the Pairing button to 
initiate wireless pairing between the soundbar and the wireless subwoofer. 
See Pairing the Units for Wireless Operation, on page 9 for more information.

EQ Switch: Use this switch to adjust the soundbar’s bass for either 
wall or table mounting.

Aux input (Analog Audio in): you can connect an 
analog audio device to the Cinema SB350 by using the supplied 3.5 mm  
to RCa cable.

optical (digital Audio in): if your TV, disc player or 
cable/satellite tuner has an optical digital output, use the included optical 
cable to connect it here. Once a Dolby Digital audio stream is sensed by the 
soundbar, its Dolby Digital decoding becomes active.

uSB Port: For software update only.

1

2

4

5

3

Optical audio in

Aux-in Analog

HDMI TV (ARC)

Power Button: The Power button toggles the JBL Cinema SB350 
between On and Standby. When the JBL Cinema SB350 is in Standby mode 
(the button LeD indicator is amber), press this button to turn the system 
On (the button LeD indicator turns white). The subwoofer will remain on for 
approximately ten minutes after the soundbar goes into Standby mode. if the 
system is in mUTe mode, the power indicator will also blink white. 

NoTE: The JBL CINEMA SB350 and wireless subwoofer 

Auto turn-on: The JBL Cinema SB350 has a signal detector that 
automatically turns the unit On when it senses an audio signal on the HDmi

®

 

input or paired Bluetooth source (when using HDmi, TV must support HDmi 
aRC). The auto turn-on mode gets activated for analog or optical inputs only 
when the JBL Cinema SB350 detects an audio signal on the input it was on 
before going into automatic Standby mode.

NoTE: If the JBL CINEMA SB350 is put in standby using 

Source Button: The Source can be changed by pressing the 
Source Selection Button. Cycle through options to select your preferred Source 
in this order: aUX > OPTiCaL > HDmi aRC > aUX.

Volume up/down Buttons: Press the ( – ) button to 
reduce the volume, press the ( + ) button to increase the volume.

NoTE: Pressing both Volume buttons at the same time will 

Surround Mode Button: The surround mode button 
turns Harman Display Surround processing On and OFF. The surround mode 
indicator turns amber when Harman Display Surround is active and turns 
white when Harman Display Surround is not active (normal stereo sound –  
see page 10 for more details).

 (BT): The Bluetooth button is used to set the JBL 

Cinema SB350 into Bluetooth mode. you can pair the system with Bluetooth-
enabled devices using this button (see page 9).

NoTE: JBL CINEMA SB350’s Bluetooth device name is 

1
2

4

3

Power Indicator: When the subwoofer is in standby mode 
the LeD indicator is amber. When the system is turned On the LeD indicator 
becomes white.

Phase Switch: This switch determines whether the subwoofer 
driver’s piston-like action moves in and out in phase with the speakers in 
the soundbar. if the subwoofer were to play out-of-phase with the soundbar 
speakers, some of the sound waves produced by the subwoofer or
soundbar could be canceled, reducing bass performance and sonic impact. 
This phenomenon depends in part on the relative placement of the speakers 
in the room. Refer page 8, for more information.

indicator: Press this button to initiate wireless pairing between the 
subwoofer and the soundbar. See Pairing the Units for Wireless Operation,  
on page 9, for more information.

•  The LED lights blue continuously when the subwoofer is on and linked to

the soundbar.

• The LED slowly flashes blue when the subwoofer is on and the wireless link

is not established between the subwoofer and the soundbar.

• The LED rapidly flashes blue during the wireless pairing process.

Power Input AC: Connect the supplied aC power cable  
to this input.

3

2

5

7

11

6

8

9

12

BASS

1

4

10

The following command buttons are included with the remote control: 

  1.  Power on/Standby
 2.  Bluetooth
  3.  HDmi aRC
  4.  aux-in (analog)
  5.  Optical (Digital)
  6.  audio Feedback
 7.  mute
  8.  Volume +/-
  9.  Subwoofer Volume +/-
10.  Harman Display Surround
11. Stereo
12.  Harman Volume

Power on/Standby: To bring the JBL Cinema SB350 to 
operational mode from Standby mode, press the Power button (the power 
indicator on the JBL Cinema SB350 will turn white). To put the system in 
the Standby mode, press the power button while the system is switched On 
(the power indicator on the JBL Cinema SB350 will turn amber). if you do 
not press the Power button, the JBL Cinema SB350 will automatically go into 
Standby mode approximately 10 minutes after the audio input signal stops.

Bluetooth: This button is used to set the soundbar into Bluetooth 
mode. it is also the same button that will be used to pair your system with 
Bluetooth-enabled devices. Use a Short Press to switch to Bluetooth source. 
Press and hold to make the unit go into pairing mode.

NoTE: JBL CINEMA SB350’s Bluetooth device name is 

 ArC: Press this button to select an HDmi TV source.

Aux-In (Analog): Press this button to select an analog source. 

optical (digital): Press this button to select a Digital source. 

Audio feedback: The audio Feedback button on the remote 
control enables/disables audio feedback. When enabled, this feature will 
add an audible tone to help you recognize when these other features are 
engaged: 
1. Bluetooth 
2. Harman Volume on/off
3. Subwoofer volume control 
4. audio feedback on/off

When audio Feedback is disabled, you will not hear any audible tone when 
using these functions.

Mute: Press the mute button to mute the sound, press the mute button 
again or any Volume button to release the mute control.

Volume +/-: Press the “+” button to increase volume; press the “–” 
button to decrease volume.

Subwoofer Volume +/-: The Bass +/- buttons on the 
remote control increase and decrease the subwoofer levels. 

1)  Power switch
2)  Power input aC
3)  HDmi aRC TV
4)  Subwoofer wireless pairing button and LeD indicator
5)  Wall / Table eQ
6)  analog audio in
7)  Optical audio in
8)  USB port

1)  Power indicator
2)  Phase switch (0–180°)
3)  Wireless pairing button 

and LeD indicator

4)   Power input AC

USB

3

2

5

7

6

8

1

4

1)  Power on / Standby
2)  Source selection
3)  Volume +/-

4)   Surround mode

5)  Bluetooth source / 

Pairing