Bose 321 Owners Manual

3•2•1Series II
3•2•1GSSeries II
DVD HOME ENTERTAINMENT SYSTEMS
2ZQHU

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SAFETY INFORMATION
Please read this owner’s guide
Please take the time to follow this owner’s guide carefully. It will help you set up and operate your system properly, 
and enjoy all of its advanced features. Save your owner’s guide for future reference.
WARNING: 
To reduce the risk of fire or electric shock, do not expose the system to rain or moisture.
WARNING: 
This apparatus shall not be exposed to dripping or splashing, and objects...

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CONTENTS
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INTRODUCTION5
Before you begin   . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  5
System features  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  5
Selecting compatible discs   . . . . . . . . . . . . . . . . . . ....

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OPERATION35
Turning your system on and off  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  35
Playing video DVDs   . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  35
Basic DVD operations   . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....

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INTRODUCTION
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INTRODUCTION
Before you begin
Thank you for purchasing the Bose® 321 Series II or 321  GS Series II DVD home 
entertainment system, which offers superb sound, elegance, and simplicity in an advanced 
home audio setup. Using Bose proprietary signal processing technology, the 321 Series II 
systems provide improved spaciousness from st ereo recordings, and bold movie effects from 
surround-encoded materials. Yet its few...

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INTRODUCTION
INTRODUCTION
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Checking for region code compatibility
For a DVD player and DVD disc to be compatible, their region code numbers must match. 
These numbers are allocated according to where the player and disc are sold. The 3•2•1 
Series II DVD home entertainment systems have a region code which must also match the 
DVD discs.
Check the region code number on the carton of the 3•2•1 Series II DVD home entertainment 
system or on...

INTRODUCTION
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INTRODUCTION
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MPEG – a type of data compression used for audio or video storage on disc.
MP3 – MPEG-1 Layer III audio. This is a compressed audio format that allows you to record 
many hours of music on a single CD.
NTSC – An acronym for National Television System Committee. The organization that devel-
oped both the American Black & White and Color television systems.
PA L – An acronym for Phase Alternate Line. A television...

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SYSTEM
 SETUP
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SYSTEM SETUP
Unpacking
Carefully unpack your system. Save all packing materials, which provide the safest way to 
transport your system. Check to be sure your system includes the parts shown in Figure 1.
If any part of the system appears damaged, do not attempt to use it. Notify Bose or your 
authorized Bose
® dealer immediately. For Bose contact information, refer to the address 
sheet included in the carton.
WARNING: 
To...

SYSTEM
 SETUP
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SYSTEM SETUP
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Selecting locations for your 3•2•1 Series II system components
Use the following guidelines and Figure 2 to choose locations and positions for the compo-
nents of your 3•2•1 home entertainment system.
Note:
While these guidelines are offered to help provide great system performance, you may find 
other placement choices that are more convenient and provide the sound you enjoy.
Placing the media center
CAUTION:...

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SYSTEM
 SETUP
SYSTEM SETUP
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Placing the speakers
Choosing a good location for the speakers will allow you to experience the audio surround 
effects that your 3•2•1 home entertainment system is designed to deliver.
• Place the two speakers either on top of the TV or at equal distance from the left and right of 
the TV screen (Figure 2). Keep both speakers at approximately the same height.
• Place each speaker within 3 feet (1 meter) of the...