Sony RDR-GX255, Service Manual

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Set
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Settings and Adjustments

Using the Setup Displays

By using the setup displays, you can make various 
adjustments to items such as picture and sound, as 
well as select a language for the subtitles.
The setup displays are used in the following way.

Note

Playback settings stored on the disc take priority over the 
setup display settings, and not all of the functions 
described may work.

1

Press SYSTEM MENU while the recorder is 
in stop mode.

The System Menu appears.

2

Select “Setup,” and press ENTER.

The “Setup” display appears.

3

Select “Tuner Preset,” “Clock Set,” 
“Video,” “Audio,” “Features,” “Options,” 
or “Easy Setup,” and press ENTER.

The selected setup display appears.
Example: “Video” setup

4

Select the item you want to set up, and 
press ENTER.

Available options for the item appear.
Example: “TV Type”

M

/

m

/

<

/

,

, 

ENTER

1

1

2

2

3

3

4

4

5

5

6

6

7

7

8

8

0

0

9

9

SYSTEM

MENU

O

RETURN

10:10 AM

Title List (Original)

Press ENTER : 

Title Menu for DVD Title List.

Setup

Disc Setting

Edit

Title List

Timer

DV/D8 Dubbing

10:10 AM

Setup

Tuner Preset

Clock Set

Video

Audio

Features

Options

Easy Setup

Setup

Disc Setting

Edit

Title List

Timer

DV/D8 Dubbing

Video

10:10 AM

TV Type

HDMI Resolution

Video (HDMI)

Black Level

Picture Control

Progressive

:  16:9

:  Auto

:  Y Cb Cr

:  On

:  Standard

:  Off

Setup

Disc Setting

Edit

Title List

Timer

DV/D8 Dubbing

Video

10:10 AM

TV Type

HDMI Resolution

Video (HDMI)

Black Level

Picture Control

Progressive

:  4:3 Letter Box

:  Auto

:  Y Cb Cr

:  On

:  Standard

:  Off

Setup

Disc Setting

Edit

Title List

Timer

DV/D8 Dubbing

16:9

4:3 Letter Box

4:3 Pan Scan

,

continued

76

Some items display a dialog box that requires 
additional settings.
Example: When “Parental” in “Options” 
setup is selected.

5

Select an option, and press ENTER.

The currently selected option is displayed 
next to the setup item.
Example: When “4:3 Letter Box” is set.

To return to the previous display

Press 

O

 RETURN.

To turn off the display

Press SYSTEM MENU.

Antenna Reception Setting 
(Tuner Preset)

The “Tuner Preset” setup allows you to make 
tuner settings for the recorder. 

1

Press SYSTEM MENU while the recorder is 
in stop mode.

2

Select “Setup,” and press ENTER.

3

Select “Tuner Preset,” and press ENTER.

The “Tuner Preset” setup appears with the 
following options.

Note

You cannot preset channels for a connected cable box or 
satellite receiver.

Auto Preset

Automatically presets the receivable channels.
The recorder can receive analog and digital 
channels 2 to 69. For unscrambled CATV, analog 
channels 1 to 125, and digital channels 1 to 135 
can be received. First, we recommend that you 
preset the receivable channels in your area using 
automatic presetting methods. Digital channels 
are only scanned when “Auto Preset” is set.

1

Select “Antenna/Cable,” and press ENTER.

“Antenna”: Presets VHF and UHF channels.
“Cable”: Presets cable TV channels.

2

Select an option, and press ENTER.

10:10 AM

Setup

Disc Setting

Edit

Title List

Timer

Create the password.

Create the password

DV/D8 Dubbing

Video

10:10 AM

TV Type

HDMI Resolution

Video (HDMI)

Black Level

Picture Control

Progressive

:  4:3 Letter Box

:  Auto

:  Y Cb Cr

:  On

:  Standard

:  Off

Setup

Disc Setting

Edit

Title List

Timer

DV/D8 Dubbing

10:10 AM

Setup

Disc Setting

Edit

Title List

Timer

Antenna/Cable

Auto Preset

Manual Set

:  Cable

Tuner Preset

DV/D8 Dubbing

10:10 AM

Setup

Disc Setting

Edit

Title List

Timer

Antenna/Cable

Auto Preset

Manual Set

:  Antenna

Tuner Preset

DV/D8 Dubbing

Antenna

Cable

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3

Select “Auto Preset,” and press ENTER.
All receivable channels are preset in 
numerical sequence. 

After searching for analog channels is 
complete, receivable digital channels are then  
searched for automatically.

Searching for channels may take 40 minutes 
or more to complete.
If you press ENTER while searching for 
channels, searching will stop.

Manual Set

Presets analog channels manually.
If some channels cannot be set using the “Auto 
Preset” or “Easy Setup” function, you can set them 
manually. Digital channels are only scanned when 
“Auto Preset” is set (page 76).
Erases any unnecessary digital or analog channels 
manually.

1

Select “Antenna/Cable,” and press ENTER.

“Antenna”: Presets VHF and UHF channels.
“Cable”: Presets cable TV channels.

2

Select an option, and press ENTER.

3

Select “Manual Set,” and press ENTER.

4

Select the broadcast you want using 

M

/

m

.

Press 

,

 to select a channel.

5

Select the channel you want preset using CH 
+/–, or disable using 

M

/

m

, and press ENTER.

6

Select “Add” or “Erase” using 

<

/

,

,

and 

press ENTER.
To cancel the setting, select “Exit” and press 
ENTER.

7

To preset or disable another channel, repeat 
steps 4 and 5.

Note

The recorder does not allow you to add digital channels 
manually.
If some digital channels could not be set, set “Auto 
Preset” again.

10:10 AM

Auto Preset

Searching for receivable Analog channels.

Please wait.

Setup

Disc Setting

Edit

Title List

Timer

Stop

DV/D8 Dubbing

10:10 AM

Auto Preset

Searching for receivable Digital channels.

Please wait.

Allow 40+ minutes for completion.

To stop searching, press [Enter].

Setup

Disc Setting

Edit

Title List

Timer

Stop

DV/D8 Dubbing

10:10 AM

Setup

Disc Setting

Edit

Title List

Timer

Antenna/Cable

Auto Preset

Manual Set

:  Antenna

Tuner Preset

DV/D8 Dubbing

Antenna

Cable

Select a broadcast and channel.

Channel

Broadcast

Analog

Erase

Add

Exit

Manual Set

69

78

Clock Setting (Clock Set)

The “Clock Set” setup allows you to make clock 
settings for the recorder.

1

Press SYSTEM MENU while the recorder is 
in stop mode.

2

Select “Setup,” and press ENTER.

3

Select “Clock Set,” and press ENTER.

The “Clock Set” setup appears with the 
following options.

Auto (Auto Clock Set)

Turns on the Auto Clock Set function when a digital 
channel or an analog channel in your local area 
broadcasts a time signal.

1

Select “Auto,” and press ENTER.

2

Select “Clock Set CH,” “Time Zone,” or 
“Daylight Saving” and press ENTER. 

3

Adjust these settings by pressing 

M

/

m

 and 

ENTER.

◆

Clock Set CH

This setting is effective when the recorder 
works using a time signal carried on an analog 
channel.
Select an analog channel that carries a time 
signal using 

M

/

m

. 

Use this option if you know of a channel that 
carries a time signal. Most PBS member 
stations broadcast a time signal. For the fastest 

response, select your local PBS station. Leave 
the setting at “Auto” to have the recorder 
automatically search for a digital or analog 
channel that carries a time signal.

◆

Time Zone

Select the time zone for your area.
The options are:
Atlantic 

y

 Eastern 

y

 Central 

y

Mountain 

y

 Pacific 

y

 Alaska 

y

 Hawaii 

y

 Atlantic

◆

Daylight Saving 

Select “On” or “Off” (standard time), or select 
“Auto” to have the recorder automatically set 
the daylight saving time.

z

Hint

When “Auto” is selected, this setting may not be set 
correctly depending on the signal. In this case, select 
“On” or “Off.”

Manual

If the Auto Clock Set function did not set the clock 
correctly for your local area, set the clock 
manually.

1

Select “Manual,” and press ENTER.

2

Press 

M

/

m

 to set the month, and press 

,

.

Set the day, year, hour, minutes, and AM/PM 
in sequence. Press 

<

/

,

 to select the item to 

be set, then press 

M

/

m

 to set the item. The day 

of the week is set automatically.

3

Press ENTER to start the clock.

Clock Set

10:10 AM

Auto

Manual

Setup

Disc Setting

Edit

Title List

Timer

DV/D8 Dubbing

Auto Clock Set

10:10 AM

Clock Set CH

Time Zone

Daylight Saving

:  Auto

:  Atlantic

:  Auto

Setup

Disc Setting

Edit

Title List

Timer

DV/D8 Dubbing

Clock Set CH

10:10 AM

Select a Channel:

Auto

Setup

Disc Setting

Edit

Title List

Timer

DV/D8 Dubbing

2007

Mon

01

01

10 : 10

AM

10:10 AM

Clock Set

Set the time and date manually.

Hour Min AM/PM

Month Day

Year

Setup

Disc Setting

Edit

Title List

Timer

DV/D8 Dubbing