Bose 321 GS Series II DVD home entertainment system Sold from July 2004 to present User Manual

							SYSTEM
 SETUP
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SYSTEM SETUP
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Figure 17
Advanced setup: TV, VCR 
and cablesatellite box
Cable/satelliteCBLSAT
S-video 
output Cable/satellite
(CBL
SAT)
service
Media center’s 
S-video output 
to TVCBL
SAT
signal to 
VCR
VCR analog audio
VCR
TV Media center
CBLSAT
signal to 
TV
CBLSAT analog 
audioCBLSAT
digital audio
Note:For more information on advanced connections, refer to the DVD setup disc that came 
with your 3•2•1 Series II home entertainment system. 
						

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SYSTEM
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SYSTEM SETUP
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Connecting a game console
Connect the audio output of a game console to the AUX Left and Right input jacks. Con-
nect the video output of the game console to the C (composite) Video IN jack.
Figure 18
Game console connections
Game console 
connection panel
TV connection panelMedia center
IMPORTANT
If you connected your game console this way, you will 
need to select the AUX source on the 3•2•1 remote in 
order to hear sound from the game console. 
						

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SYSTEM SETUP
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Installing the remote control batteries
1.On the back of the remote, slide open the battery compartment (Figure 19).
2.Insert the two supplied AA (IEC-R6) 1.5V batteries, or their equivalent, as shown. Match 
the plus (+) and minus (–) marked on the batteries with the plus (+) and minus (–) inside 
the battery compartment.
3.Slide the battery compartment cover back into place.
Note:
Replace the batteries when the remote control stops operating or its range seems reduced.
Figure 19
Installing the batteries
Battery
compartment
door(2) AA batteries (IEC-R6)

 
						

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SYSTEM
 SETUP
SYSTEM SETUP
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Connecting the power cord
CAUTION: For dual voltage models only, be sure to set the dual voltage switch on the back of 
the Acoustimass® module to the appropriate voltage for your area (115V or 230V) before con-
necting to power. If you are not sure about the proper voltage for your area, consult your local 
electrical authorities.
1.Insert the small connector end of the power cord into the AC INPUT connector on the 
Acoustimass module (Figure 20).
2.Insert the large end of the cord into an AC power (mains) outlet. 
Note:
On 220-240V models only, turn the Acoustimass module POWER switch to on (l).
Figure 20
Connecting to power
AC input 
jack
AC power 
switch115/230V 
selection 
switch
Note:Provided 
only on 220-240V 
rated systems.Note:Provided 
only on 115/230V 
dual voltage rated 
systems.
Note:Bose recommends using a safety agency-approved surge protector on all electronic 
equipment. Voltage variations and spikes can damage electronic components in any system. 
A quality suppressor can eliminate the vast majority of failures attributed to surges and may be 
purchased at electronics stores. 
						

							SYSTEM
 SETUP
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SYSTEM SETUP
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Checking your system setup
Follow these steps when turning on your system for the first time. Be sure to perform step 4 
and play the setup DVD. The setup DVD can help you verify that you set up your system cor-
rectly for proper sound performance.
1. Check the following before you continue:
• All cables are connected for the setup you chose.
• The batteries were installed in the remote control.
• The power cord was installed and plugged into a live AC receptacle.
2. Turn on your TV. Use the remote control that came with your TV.
3. Using your TV remote, select the video input on your TV that connects to the 
video output of the media center.
Name TV video input used:
• The method of selecting the right video input depends on your TV. Refer to your TV 
owner’s guide for help.
4. Play the 3•2•1 setup DVD.
A. Turn on your 3•2•1 system. Point the 3•2•1 remote control at the media center and 
press On-Off.
B. Press Eject on the media center control panel.
C. Insert the DVD setup disc into the disc tray.
D. Press Eject again to close the tray. The DVD will automatically begin to play. If it does 
not, press the play button (
).
5. Turn off the TV speakers.
• Refer to your TV owner’s guide for help. 
• If your TV does not have an option to turn off the internal speakers, you may need to 
adjust both the 3•2•1 system volume and your TV volume until you find a level that pro-
duces the desired sound.
• In some TVs, when the internal speakers are turned off, you may need to raise the TV’s 
volume level by 75% to 100% in order to hear audio from the 3•2•1 home 
entertainment system. See your TV owner’s guide for help.
Note:
Be sure to play the setup DVD, included in the carton with your system, as soon as all the 
connections are completed. This will help you verify the connections you have made and confirm 
proper sound performance. 
						

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SYSTEM
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ONTROLS AND
 INDICATORS
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SYSTEM CONTROLS AND INDICATORS
Remote control
Remote 
status
LED• Turns the system on or off.
Status LED:
• Remains off (unlit) during normal operation.
• Remains on during setup mode. Turns off briefly with each key press.
• Blinks rapidly eight times if the wrong key is pressed during setup or if an 
unavailable device code is entered.
• After ten seconds of no key presses, blinks rapidly eight times and the remote 
exits the setup mode.
• Silences or restores the sound from the current source.
• Selects the built-in CD/DVD player and turns the system on.
• Selects the built-in tuner and turns the system on to the previously selected FM/
AM station. 
• Switches between FM and AM when the tuner is selected.
•TV: Turns your system on and selects the TV input as the sound source.
•Input: Changes the external input to your TV. For example, your TV 
might have two external inputs where one is connected to your cable 
box and the other to your VCR. Pressing this button alternates between 
the cable box and the VCR.*
•On/Off: Turns your TV on and off.*
•CBL‡SAT: Turns your system on and selects the CBL‡SAT input as the sound 
source.
•On/Off: Turns your cable/satellite box on or off.*



•AUX: Turns your system on and selects the AUX input as the sound source.
•On/Off: Turns a VCR or DVR that is connected to the AUX jack on or off.*
*Requires special remote settings. See “Setting up your remote to control other audio/video devices” 
on page 30. 
						

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SYSTEM CONTROLS AND INDICATORS
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Remote control – cont.
• Puts the Settings menu for the current source on your TV screen or media 
center display.
• Puts the System menu on your TV screen.
• Puts the DVD menu of the currently loaded DVD disc on your TV screen.
• Puts the main menu of a cable/satellite box, VCR, or DVR on your TV 
screen (if supported).*
• Puts the TV, cable, satellite, or DVR program guide (if supported) on your 
TV screen.
• Removes the Settings and System menus from your TV screen.
• Removes on-screen menus for TV, cable/satellite box, or VCR/DVR from 
your TV screen.*
• Tunes the FM or AM radio to the next higher or lower frequency.
• Selects the next item, up or down, in menus.
• Confirms a menu selection or introduces the next level of menu options.
• Moves up, down, left, or right in onscreen menus and media center 
displays.
*Requires special remote settings. See “Setting up your remote to control other audio/video devices” on 
page 30. 
						

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SYSTEM CONTROLS AND INDICATORS
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Remote control – cont.

• Raises or lowers the volume of the current source. 
• Pressing + restores muted sound from the current source.
• Pressing – lowers the volume of the current source, but does not restore 
muted sound.
• Skips to the next or previous TV channel,* CD track, or DVD chapter.
• Stops the disc player.
•For DVDs only, the disc stops and the system saves the DVD play posi-
tion. Pressing 
 continues the DVD from the saved play position. 
Pressing
twice for a disc in play returns to the beginning of the disc.
• Pauses a currently playing disc.
• Pressing 
 again (or pressing ) resumes play of a paused disc.
• After 20 minutes of no user interaction, the disc player stops and returns 
to the beginning of the disc to wait for the next command.
• Starts the disc player. 
• Skips backward or forward through CD tracks.
• Skips backward or forward through DVD chapters.
• Seeks backward or forward to the next strongest radio station.
• Plays audio CD tracks in random order. Press again to cancel this mode.
• Starts instant replay (
) for DVR (if supported).
• Repeats a CD, CD track, DVD chapter, or DVD title. Press again to 
change the repeat mode.
• Initiates Quick Skip and/or Return to Live (
) for DVR (if supported).
• Provides a means for selecting a CD track, DVD chapter, radio station 
preset, or TV channel.
• Allows you to change numerical values for some menu options.
• Displays or exits the TV, cable, satellite box, or VCR/DVR information on 
your TV screen.*
• During MP3 play, removes or restores track information on the media 
center display.
• Skips to the previous TV channel (if supported by your TV).
• Skips ahead (Page up) or back (Page down) one page in the Electronic 
Program Guide (if supported).
*Requires special remote settings. See “Setting up your remote to control other audio/video devices” 
on page 30. 
						

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SYSTEM CONTROLS AND INDICATORS
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Remote control – cont.
Aspect ratio or Teletext On/Off control
You will see one of two symbols below this button on your remote control. The symbol 
defines the function.
Recording/Cable or Teletext controls
These four buttons will be marked in one of two ways on your remote.The markings 
define how the buttons are used.
* Requires special remote settings. See “Setting up your remote to control other audio/video 
devices” on page 30.
Symbol Function
When a video source is selected, changes the video aspect ratio 
between Normal (4:3) and Widescreen (16:9).
For Europe, only
When the TV source is selected, turns the Teletext mode on or off.
Button markings Functions
• When a VCR, DVR or other video recording 
device is selected, the Red button activates the 
record function.*
• When a cable source is selected, A,B, and C
are used for cable-related functions.*
For Europe, only
In the Teletext mode, the colored buttons are used 
for Teletext-related functions.
Red (Record)
Red
GreenYellowBlue 
						

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SYSTEM CONTROLS AND INDICATORS
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Setting up your remote to control other audio/video devices
Your remote can be set up to control other audio devices such as a TV, VCR, DVR or 
cable/satellite box by entering a device code while in the setup mode.
•If you know the device code, follow the instructions under the heading, “Direct 
entry of a device code”below. Device codes are listed in the back section of this owner’s 
guide and in the System menus under Remote Control options.
• If you can’t find the device code and want to search the system for it, see 
“Searching for a device code” on page 31.
• If you want to verify the device code you have entered for an audio device, see 
“Verifying an entered device code” on page 33.
•If you want to return to a previous device assignment, press and hold the TVbutton 
until the remote LED is lit (about 5 seconds). On the remote keypad, enter 977.
•If you want to wipe out all assigned codes, press and hold the TVbutton until the 
remote LED is lit (about 5 seconds). On the remote keypad, enter 981.
Note:
More than one code may work with your particular brand of product. If you notice a lack of 
response or limited functionality after setting up the remote, try a different code.
Note:
The remote status LED flashes rapidly eight times if you press an invalid key, or enter an 
unavailable device code. Wait seven seconds for the error to clear and start again.
Direct entry of a device code
Device codes can be found at the back of this owner’s guide or in the System menu under 
Remote Control options. If you know the device code, you can do the following:
To set up the remote to control your TV
1.Turn on both the 3•2•1 system and your TV.
2.
Press and hold the TVbutton until the remote LED is lit (about five seconds).
3.On the remote keypad, enter the four-digit device code for your TV. The LED will turn off 
temporarily as you press each key.
4.Check that the LED turns off after the code is entered. If the LED blinks, the code is 
invalid. Try again.
5.
Point the remote at your TV and press the TV On-Off button. If your TV does not 
respond, go back to step 2 and try other codes. If you are still unsuccessful, see 
“Searching for a device code” on page 31.
Note:
After programming your remote to control external audio/video devices from the System 
menu, press the System button once to continue navigating the System menu.