Monday, October 22, 2012

THOMSON - TEE 220 _ SERVICE MODE & ADJUSTMENTS.



HOW TO ENTER SERVICE MODE TO THOMSON_TEE220:




SERVICE MODE MENU


To enter service menu; open the “OVERVIEW “ menu (keep the menu item cursor on the “Exit” item) and pres “ 1 9 2 3 ”


1.    SERVİCE MENU:

·        SW version
·        Setup
·        Geometry
·        Video
·        Sound
·        Pip Service
·        EEPROM Reset

Service Version : It shows software version.

Setup : It includes CRT, OSD, TXT,Tuner,Scart, No Signal adjustmens-options.
Geometry : All geometry adjustments can be done via this menu.
Video : Video adjustments (white point,Black level etc.)
Sound : This submenu includes sound adjustmens and options like Prescale values of FM,NICAM,Scart,LL’. Also tv systems can be choosen in this menu.
Pip Service : With this menu, Some Pip adjustmens can be done. Pip frame color, frame width etc.
EEPROM Reset : This is used for reset the TV. All geometry, sound, setup, pip values are set the default values.

2.    Setup Menu :

·        CRT Type
·        Translucency
·        TXT Language
·        Main Tuner Selection
·        Pip Tuner Selection
·        Main Tuner AGC
·        OSD Brightness
·        TXT Brightness
·        OSD Contrast
·        TXT Contrast
·        Scart3 Option
·        SVHS Option
·        No Signal Status

CRT Type:

          Options : 16/9 Tube – 4/3 Tube. This item is for tube type selection.

Translucency :
          Adjustments : 0 … 128 step.
This is related to OSD visibility. At 0, it is hardly visible, at 128 OSD is solid.

TXT Language
          Options : East – West
This is Teletext language option.

Main Tuner Selection :
          Option : orega – samsung – philips – alps
After replacing the main tuner with the new one listed above, this option must be set.

Pip Tuner Selection :
          Option : orega – samsung – philips – alps
After replacing the pip tuner with the new one listed above, this option must be set.

Main Tuner AGC :
          Adjustment : -15 … 15
Default Tuner AGC value is “0” .  (Pip AGC adjustmen is in “Pip service” menu)

OSD Brightness :
          Adjustment : 0 … 255
Default value is 50. Low values make the OSD dark.

TXT Brightness :
          Adjustment : 0 … 255
Default value is 20. Low values make the Teletext dark.

OSD Contrast :
          Adjustment : 0 … 64
Default value is 8. Low values make the OSD Black.

TXT Contrast :
          Adjustment : 0 … 64
Default value is 7. Low values make the TXT Black.

Scart 3 Option :
          Option : on – off
It should be off if the third scart is not available on the hardware.

SVHS Option :
          Option : on – dvd – dvd logo – off
It configures the SVHS input. If DVD available on the hardware, then it can be set dvd. DVD logo option is for starting-up with DVD logo on the screen.If there is no SVHS input, it should be set to “off”

No Signal Status :
          Option : on – off
If this option set to off, TV never shuts down in case of no signal available. It should be use at the time of production. Default value is “on”

3.    Geometry Menu

·        V-Slope
·        V-Position
·        V-Amplitude
·        V-S correction
·        H-Blanking
·        H-Shift
·        EW- Width
·        EW- Pin cushion
·        EW- Trapezium
·        EW- Upper Corner
·        EW- Lower Corner
·        H-Parallelogram
·        H-Bow
·        EW-EHT compens.
·        Restore Default

This menu is for tube geometry  adjustmens.

4.    Video Menu:

·        G2 Alignment
·        White Point R
·        White Point G
·        White Point B
·        Peak White Limiter
·        Black Level Offset R
·        Black Level Offset G
·        Gain Pre-scale RGB
·        Fast Blanking Delay
·        Luma Chroma Delay
·        Restore Default
·        Brightness Offset

G2 Alignment :
          To adjust G2, press left or right navigation key on the RC. There is a message box at the bottom of the screen. Increase or decrease the G2 until “G2 is ok.” Message appear in the message box.

White Point R :
White Point G:
White Point B :
          Adjustment : 0 … 63
Black Level Offset R
Black Level Offset G
Adjustment : 0 … 15

These are for white balance adjustments. This adjustment is done automatically at the factory. If it is have to do with manually, these items can be used.

Peak White Limiter :
          Adjustment : 0 … 15
It puts a limit for white points in dark scenes. Default value is “0”

Gain Pre-Scale RGB
          Adjustment : -32 … 32
It adjust the scart input RGB level. Default value is 0.
Fast Blanking Delay :
Adjustment : -8 … 7
Default value is “0”.

Luma Chroma Delay:
          Adjustment : -8 … 7
Default value is “0”.

Restore Default :
Reset values.

Brightness Offset :
          Adjustment : -5 … 5
This is an offset value for OSD brightness. Default value is -2.

5.    Sound Menu

·        L/L’ AGC Adj.
·        PreSclScart
·        PreSclFM
·        PreSclNICAM
·        ResvSndTh
·        PreSclMONO
·        TR
·        BG
·        DK
·        I
·        MN
·        Default System

L/L’ AGC Adj. :
          Adjustment : 0 … 20
Default value is 7. Adjust the L/L’ Agc level.

PreSclScart :
          Adjustment : -24 … 24
This is for scart input sound level scale. Default value is “0”.

PreSclFM :
          Adjustment : -24 … 48
Front End sound input level scaler. Default value is 19

PreSclNICAM :
          Adjustment : -12 … 48
Front End NICAM sound input level scaler.

Resv Snd Th
          Should be “0”

PreSclMONO :
          Adjustment : -24 … 24
Front End MONO sound input level scaler. Default value is 5

TR :
          Option : on – off
This is for Türkiye. It should be “off” in Europa.

BG :
DK:
I :
MN :
          Option : on – off
These are TV systems. If multi-system tv feature is available on the tv set, all systems shoul be “on” except “MN”. MN system never be “on”.

Default System :
          Option : BG – DK – I

6.    Pip Service

·        Frame Color
·        Frame Width Vert.
·        Frame Width Hor.
·        Pip Tuner AGC


This service is available if required hardware is mounted.

Frame Color :
          Option : 0 – 1 – 2 – 3 – 4 – 5 – 6 – 7
0 : Black, 1 : Red, 2: Green, 3: Blue 4: Yellow, 5: Dark Gray, 6: Light Gray, 7: White. Pip frame color can be choosen one of them above.

Frame Width Vert. :
          Option : 0 … 6
Frame vertical thickness is getting thick from 0 to 6. Default value is 3.

Frame Width Hor. :
          Option : 0 … 4
Frame Horizontal thickness is getting thick from 0 to 4. Default value is 3.

Pip Tuner AGC :
Adjusts Pip tuner AGC value.
          Warning : This is available if a Pip tuner mounted to the chassis. If any adjustment attemp without Pip tuner causes the software crash and restart the TV set.

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