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IMPORTANT
1
PROJECTION COLOR TV
46GX01B
50GX20B
OPERATING GUIDE
TABLE OF CONTENTS
IMPORTANT ..............................................................................................................................................................2
SAFETY TIPS.............................................................................................................................................................4
PICTURE CAUTIONS ................................................................................................................................................8
ACCESSORIES..........................................................................................................................................................8
REMOTE CONTROL BATTERY INSTALLATION AND REPLACEMENT.............................................................8
HOW TO SET UP YOUR NEW HITACHI PROJECTION TV ..................................................................................10
HOOK-UP CABLES AND CONNECTORS ..............................................................................................................12
FRONT PANEL CONTROLS ...................................................................................................................................14
FIRST TIME USE .....................................................................................................................................................16
REAR SPEAKER TERMINAL CONNECTIONS ......................................................................................................18
EXTERNAL CONNECTIONS ...................................................................................................................................19
CONNECTING EXTERNAL VIDEO SOURCES ......................................................................................................20
INPUT MODE SELECTION ORDER....................................................................................................................20
CONNECTING EXTERNAL VIDEO SOURCES ......................................................................................................23
AUDIO SYSTEM SET-UP ........................................................................................................................................24
THE GENIUS REMOTE CONTROL (CLU-436UI) ...................................................................................................26
HOW TO USE THE GENIUS REMOTE TO CONTROL YOUR TV .........................................................................27
PICTURE-IN-PICTURE (PIP)...................................................................................................................................31
USING THE REMOTE TO CONTROL VCR FUNCTIONS ......................................................................................34
USING THE REMOTE TO CONTROL CABLE ........................................................................................................35
BOX/SATELLITE FUNCTIONS................................................................................................................................35
CABLE/SATELLITE, VCR, AUDIO AND DVD CODES (CLU-436UI) ......................................................................37
CABLE BRAND.....................................................................................................................................................37
VCR BRAND .........................................................................................................................................................38
SATELLITE BRAND CODES ...............................................................................................................................40
AUDIO BRAND .....................................................................................................................................................40
DVD BRAND .........................................................................................................................................................40
ULTRATEC OSD......................................................................................................................................................40
SET UP.....................................................................................................................................................................43
CUSTOM ..................................................................................................................................................................52
VIDEO.......................................................................................................................................................................60
THEATER .................................................................................................................................................................64
INFO .........................................................................................................................................................................65
CARE OF YOUR HITACHI PROJECTION TV AND YOUR REMOTE CONTROL ................................................67
RECEPTION PROBLEMS........................................................................................................................................68
USEFUL INFO ..........................................................................................................................................................69
NOTES .....................................................................................................................................................................72


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IMPORTANT
2
IMPORTANT SAFEGUARDS
IMPORTANT
Follow all warnings and instructions marked on this projection television.
CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK,
DO NOT REMOVE COVER (OR BACK).
NO USER SERVICEABLE PARTS INSIDE.
REFER SERVICING TO QUALIFIED SERVICE PERSONNEL.
The lightning flash with arrowhead symbol, within an equilateral triangle, is intended to alert the user to
the presence of uninsulated "dangerous voltage" within the product's enclosure that may be of sufficient
magnitude to constitute a risk of electric shock to persons.
The exclamation point within an equilateral triangle, is intended to alert the user to the presence of
important operating and maintenance (servicing) instructions in the literature accompanying the appliance.
WARNING:
TO PREVENT FIRE OR SHOCK HAZARD, DO NOT EXPOSE THIS COLOR TELEVISION TO RAIN OR
MOISTURE.
NOTE: · There are no user serviceable parts inside the television.
· Model and serial numbers are indicated on back side of the television.
· This television is not intended for use in a computer room.
CAUTION: Adjust only those controls that are covered in the instructions, as improper changes
or modifications not expressly approved by Hitachi could void the user's warranty.
MODIFICATIONS: The FCC requires the user to be notified that any changes or modifications made to
this device that are not expressly approved by Hitachi America, Ltd. Home Electronics Division may void
the user's warranty.
POWER SOURCE:
This projection television is designed to operate on 120 volts 60Hz, AC current.
Insert power cord into a 120 volt 60Hz outlet.
TO PREVENT ELECTRIC SHOCK, DO NOT USE THE TELEVISION'S (POLARIZED) PLUG WITH AN
EXTENSION CORD, RECEPTACLE, OR OTHER OUTLET UNLESS THE BLADES AND GROUND TERMINAL
CAN BE FULLY INSERTED TO PREVENT BLADE EXPOSURE.
NEVER CONNECT THE TV TO 50Hz, DIRECT CURRENT, OR ANYTHING OTHER THAN THE SPECIFIED
VOLTAGE.
NOTE: This television receiver will display television closed captioning (
or
), in accordance with


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IMPORTANT
3
paragraph 15.119 of the FCC rules.
CAUTION: Never remove the back cover of the television as this can expose you to very high voltages
and other hazards. If the television does not operate properly, unplug the television and call your authorized
dealer or service shop.


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SAFETY TIPS
4
SAFETY TIPS
IMPORTANT SAFEGUARDS
SAFETY POINTS YOU SHOULD KNOW ABOUT
YOUR HITACHI PROJECTION TELEVISION
CAUTION:
· Read all of these instructions.
· Save these instructions for later use.
· Follow all warnings and instructions marked on the television.
Our reputation has been built on the quality, performance, and ease of service of HITACHI televisions.
Safety is also foremost in our minds in the design of these units. To help you operate these products properly, this
section illustrates safety tips which will be of benefit to you. Please read it carefully and apply the knowledge you
obtain from it to the proper operation of your HITACHI television.
Please fill out your warranty card and mail it to HITACHI. This will enable HITACHI to notify you promptly in the
improbable event that a safety problem should be discovered in your product model.
FOR YOUR PERSONAL SAFETY
1 This television set is equipped with a polarized alternating-current line plug (a plug having one blade wider than
the other). This plug will fit into the power outlet only one way. This is a safety feature. If you are unable to insert
the plug fully into the outlet, try reversing the plug. If the plug should still fail to fit, contact your electrician to
replace your obsolete outlet. Do not defeat the safety purpose of the polarized plug.
2 When the power cord or plug is damaged or frayed, unplug this television set from the wall outlet and refer
servicing to qualified service personnel.
3 Do not overload wall outlets and extension cords as this can result in fire or electric shock.
4 Do not allow anything to rest on or roll over the power cord, and do not place the television where the power
cord is subject to traffic or abuse. This may result in a shock or fire hazard.
5 Do not attempt to service this television yourself as opening or removing covers may expose you to dangerous
voltage or other hazards. Refer all servicing to qualified service personnel.
6 Never push objects of any kind into this television set through the television cabinet's slots as they may touch
dangerous voltage points or short out parts that could result in a fire or electric shock. Never spill liquid of any kind
on the television.


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SAFETY TIPS
5
7 If the television has been dropped or the cabinet has been damaged, unplug this television from the wall outlet
and refer servicing to qualified service personnel.
8 If liquid has been spilled into this television set, unplug it from the wall outlet and refer service to qualified
service personnel.
9 Do not subject your television to impact of any kind. Be careful not to damage the picture tube surface.
10 Unplug this television from the wall outlet before cleaning. Use a damp cloth for cleaning. Do not use liquid or
aerosol cleaners.
11-1 Do not place this television on an unstable cart, stand, or table. The television may fall, causing serious
injury to a child or an adult, and serious damage to the appliance. Use only with a cart or stand recommended by
the manufacturer, or sold with the television. Wall or shelf mounting should follow the Wall/Shelf mounting
manufacturer's instructions, and should use a mounting kit approved by the manufacturer.
11-2 An appliance and cart combination should be moved with care. Quick stops, excessive force, and uneven
surfaces may cause the appliance and cart combination to overturn.
PROTECTION AND LOCATION OF YOUR TELEVISION
12 Do not use the television near water, for example, near a bathtub, washbowl, kitchen sink, or laundry tub, in a
wet basement, or near a swimming pool, etc.
· Never expose the television to rain or water. If the set has been exposed to rain or water, unplug television from
wall outlet and refer to qualified service personnel.
13 Choose a place where light (artificial or sunlight) does not shine directly on the screen.
14 Avoid dusty places. Accumulated dust inside the chassis may cause failure of the television when high
humidity persists.
15 The television has slots, or openings in the cabinet for ventilation purposes which provide reliable operation of