.................................. 2 FULL SCART, SIDE RCA INPUT
Chassis Adjustment:
General description of method to enter into SERVICE MENU and ADJUST MENU:
- Turn on the Main Power Switch, then press “FACTORY” key about 3 seconds on the handset (service remote unit, please refer to the attached dra
wing). The “HPS ----------- Geometry Adjust” will be displayed on the screen: When receiving signal is 50Hz, the “100i” will be displayed under the
“Geometry Adjust”, otherwise, when receiving the 60Hz signal, the “60P” will be displayed instead of “100i”.
- Use volume “+” and “-” keys to adjust the parameter.
- Pressing channel “P+” and “P-” key select other items;
- On Geometry Adjust mode, refer to the follow table 1 to find adjustment items.
- Press “FACTORY” KEY again, The “RCUT -----------White Balance” will be displayed on the screen:
- On White Balance mode, refer to the follow table1 to find adjustment items.
- Repeat the above step and
- press “FACTORY” KEY to exit the adjustment menu.
B+ adjustment:
- Receive standard colour bar signal.
- Press key "PP." to select “NORMAL” mode.
- Connect digital voltmeter between of C922 and GND.
- +B voltage:
CRT BRAND CRT TYPE B+ (C922)
THOMSON A68ELM021x121 133.0V
Connect the DC digital voltmeter to the C922 on main PCB. Receving the Color bar signal, and press the P.P button to select “Normal” status. Adjust
the VR901, to make the reading of the DC digital voltmeter as above table.
IC901 power check:
- Connect probe of oscillograph to C911+ and GND;
- The read-out voltage on oscillograph must be directly voltage, the value should be 10.5~15VDC.
STAND-BY power supply check
- Connect the digital voltmeter between C924 and GND;
- Press power key on remote unit to make sure the TV is on standby mode;
- The read-out on the digital voltmeter must be 8.0~10VDC
Adjustment for RF AGC:
- Receive RF signal (62±3dBµV).
- Press factory key to enter Geometry Adjust MENU.
- Press “1” keys on the remote handset and on-screen display will be shown as following:
AGC Geometry Adjust
XX 100i
- Press volume "+" or "-" on the remote handset to change the value of RF AGC until snow noise on the screen just disappears.
- Press “FACTORY ” key to exit.
-
STF 72-1010/7 Text
Page 12
Set Adjustment
The Geometry adjustment:
Input the 50Hz signal, and entering the Factory Menu by pressing the Factory button on the remote. Then the key’s function on the remote handset is
like as following table 1, You can adjust the parameters of the 50Hz(100i) Geometry. Then change the input signal to 60Hz, and repeat adjusting the
parameters of the 60Hz Geometry. Repeat pressing the Factory button to exit the Factory Menu.
RevealRetrieve Geometry Default ValueRetrieve WB Default Value
Mix
Factory
Burn
Design
BusOff
Menu state
STF 72-1010/7 Text
Page 13
Focus Adjust
- Press key "P.P." on the remote handset to set the TV on NORMAL mode.
- Adjust knob "FOCUS" on FBT to make the picture on the screen to be the most distinct.
G2 alignment:
Press the Design button on the remote handset and hold about 4seconds to enter the Designer Menu, use the P+ or P- key to select the item of G2A
lignment. Then press the V+(right cursor), then the screen be display INCREASE or DECREASE or OK. If INCREASE or DECREASE be displayed ,
please adjust the SCREEN button on the FBT until the screen displayed is OK. Repeat press the Design button to exit the Designer Menu.
White-Balance adjustment:
- Press the Factory button on the remote handset two times to enter White Balance adjust mode, this moment, the key’s function on the remote is like
as Table 1.
- Adjust Red Gain (RDRV), Green Gain (GDRV), Blue Gain (BDRV), DC Red (RCUT), DC Green (GCUT), DC Blue (BCUT) until the white-balance
meet the requirement.
- Press Factory button to exit White Balance adjust mode.
Horizontal/Vertical center adjust:
- Receive MONOSCOPE PATTERN.
- Enter Geometry Adjust mode;
- Use remote to get Hor- Position (HPS) item, use VOL+/- buttons to set Hor-center of the picture to meet the standard requirement.
- Use remote to get Ver.- center item, use Vol+/- keys to set ver-center of the picture to meet the standard requirement.
Vertical amplitude adjust:
The set have to adjust 50Hz and 60Hz single Ver-amplitude.
- Enter Geometry Adjust model;
- Input 50Hz signal, adjust HIT until amplitude meet the standard.
- Input 60Hz signal , adjust HIT until amplitude meet the standard.
Sub-brightness adjust:
- Receive GREY SCALE/COLOR BAR pattern.
- Press the P.P. key to select the state of “normal”.
- Enter Service White Balance mode.
- Get Sub- Bright Min tem. Press VOL+/- buttons to make the second darkness bar of GREY SCALE part loom. Press
- Exit this mode by press FACTORY key.
E-W correction and Hor.-wide adjustment:
- Press P.P. key on remote unit to set TV on normal state.
- Enter Geometry Adjust mode;
- Input a 50Hz crosshatch pattern signal to the TV set ;
- press 9 key on remote to get WID item, press VOL+/VOL- to make the crosshatch pattern just be full of the CRT screen;
- Press “0” key on remote unit to get DPC item, then press VOL+/VOL- key on remote carefully to make the vertical lines of the pattern become straight
as possible.
- Press “-/-“ key to get PARA item, then press VOL+/VOL- key to make the picture like as square;
- press “AV” key to get KEY item, press VOL+/VOL- key carefully to make the picture on the screen is same width from top to bottom.
- Press “SWAP” key to get UCNR item, then press VOL+/VOL- key carefully to make the vertical lines on the top corner of CRT screen become
straight.
- Press “SLEEP” key to get LCNR item, then press VOL+/VOL- key carefully to make the vertical line on bottom corner of CRT screen become
straight.
- Input a 60Hz crosshatch pattern signal to the TV set;
- Repeat the above step ~ ;
- Exit Geometry Adjust mode by press factory key on remote unit.
EHT adjustment
- Press ”P.P.” key on remote unit and set TV on normal state.
- Enter Geometry Adjust mode;
- Input a 50Hz crosshatch pattern signal to the TV set
- Adjust EHT till the level width same as diamond signal width.
- Input 60HZ diamond signal
- Input 50HZ white diamond signal,and adjust EHT till the level width same as diamond signal width
- Exit geometry adjust mode.
Teletext TV amplitude、horizontal and vertical adjust
- Receive PAL B/G signal
- Press TV/TXT on remote control enter into teletext mode
- Press T.BRI on remote control till teletext TV obtain brightness.
- Press“FACTORY”button into teletext mode,press P+ or P- to choose teletext mode ,HIT, TXTVPS or TXTHPS.
- Select“HIT”itempress VOL+/VOL- button to make vertical amplitude of teletext TV picture reach standard
- Select “TXTVPS”itempressVOL+/VOL- button to make vertical location of teletext TV picture reach standard .
- Select“TXTHPS”item, press VOL+/VOL- button to make horizontal location of teletext TV picture reach standard .
- Press“FACTORY”button to retreat from teletext geometry adjusting mode.
-
STF 72-1010/7 Text
Page 14
Burn button’s introduction、
“aging state” is an independent estate ,the purpose is to make CRT become aging in valid and insure the correct adjustment for white balance.
The method of entering “aging state” - first press “BURN”button into geometry adjustment menu.
The method of exiting “aging state”
- press “burn button” for 2s to exit.
- set aging time and it will exit the state after set time.pretermit is 30 minutes,max is 2 hours and can be adjusted under DESIGN MENU
Sound is set to quiet state, brightnesscontrast and color set to mediate value when TV enter into aging state.Bule screen black background function
is switched off,and red letter ”M” displays on the top left corner of screen.
In the “aging state’’ ,any other buttons on remote control is unvalid except “BURN”button.(avoid carelessly pressing standby button enter standby
mode or pressing burn button into aging state). Even if power on again after power off ,but TV is still under aging state ,and it can exit this state till
after set time of aging time.
Bus off state’s introduction:
Press“FACTORY”key ,first enter white balance menu ,then press“BUS-OFF”enter BUS-OFF”state.In this state, CPU will emit I2C bus.This time,I2C
bus will be under outer computer control in order to obtain automatic adjustment of white balance function and automatic adjustment of geometry
parameter function.
DESIGN MENU’s introduction:
Press “Design” button for 3s enter“Design”menu,this menu have the following structure system,and the menu will display in order by pressing “DESIGN”
button. Some functions have several chioses,different function choices adapt to different customers and distribution areas.
Description of the Function option :
RF SECAM L/L' enable/disable: Option in Designer menu.
Game on/off & select: Option in Designer menu.
World wide clock on/off: Option in Designer menu.
Calculator on/off: Option in Designer menu.
Calendar on/off: Option in Designer menu.
OSD Language display selection: Option in Designer menu.
Blue stretch near white on/off: Option in Designer menu.
4:3/16:9 for CRT: Option in Designer menu.
AV2: (VIDEO+RGB)/S-VIDEO: Option in User menu.
LIST mode of TEXT: Option in Designer menu.
CTI on/off: Option in Designer menu.
Chroma Coring on/off: Option in Designer menu.
Comb filter on/off: Option in Designer menu
Contrast Enhancer off/Black stretch/White stretch/Grey Stretch/Grey StB&W/Auto: Option in Designer menu.
Green Boost on/off:Option in Designer menu.
Smart Volume on/off: Option in Designer menu.
Blue stretch on/off: Option in Designer menu.
Teletext language region option 0—6: Option in Designer menu.
STV8216Detect Auto/off Option in DESIGN MENU.
Auto: After select FM Mono by pressing I/II button ,then TV signal is from faint to distinctive ,8126 will identify whether have Nicam,and it will
switch into Nicam Stereo automatically if have.
Off: After select FM Mono by pressing I/II button ,then TV signal is from faint to distinctive ,8126 will identify whether have Nicam broardcast,
and it will be under FM Mono state all the time.
Tumer type option KSH148EA Option in DESIGN MENU
SP-Y5ED
XG-6F6126CWA
XG-6FT126J
Mono In On/off Option in DESIGN MENU
On: When under FM / AM Monouse TDA9886 volume output
Off: When under FM / AM Monouse STV8216 inner decode output
Auto cutoff Loop Option in Designer menu.
STF 72-1010/7 Text
Loading...
+ hidden pages
You need points to download manuals.
1 point = 1 manual.
You can buy points or you can get point for every manual you upload.