DISTAR SERVICE MANUAL
Contents
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3. ELENBERG 2910F CAMERON STV 2937 DISTAR SERVICE MANUAL Li cid D Ne va Kb E m TE imt A E V a e 1 bc ue a me T ge EH ET PFEER RET nq ET z Liane iN Gc c T cs Zs SDOCIIICILIUI D BOM E eege EE 4 Alignment Procedure sccccccccscccccccscssccccsssscccsscsccs Sa Block DI E 6 Schematic E ree S ve 3A ERERF SUP EOUEIEPUUVS FUNDS S VS OY OU 8 Explode View Diagram cssscccccccscccccccsccccccssccccccess This manual is the latest at the time of printing and does not include the modification which may be made after the printing by the constant improvement of product TCL M113A chassis alignment instruction Enter factory mode in production line Simply press the D mode key on the factory remote handset Enter service mode Press and hold the VOLUME DOWN key tightly on the unit until minimum level and don t release the VOLUMN DOWN key then press the DISPLAY key on the remote handset D letter on the screen indicated that the factory mode was entered Now you can use the shortcut key to access the factory menu All change in factory data will save in EEPROM automatically Note 1 You can disable the D Mode key on factory remote handset by change BIT 0 of OPT to 0 If the D Mode key was disabled you can t enter D Mode by the D mode key on the factory remote but you can stil
4. PS for horizontal position Adjust DPCS KEYS ECCTS and ECCBS until the vertical line at left and right side of the picture become straight Adjust WIDS for horizontal width Adjust VEHTS and HEHTS using same method of PAL system Also need re adjustment of vertical and horizontal amplitude all use default value all use default value Key 5 sharpness adjustment Key 7 Status adjustment Key 8 curve of volume control curve of B E WOO FER Key 9 curve of B E WOO FER Key calendar other adjustment Key note other adjustment ST3 20 SV3 20 ST4 20 SV4 20 SVD 15 ASSH 04 SHPX 3F SHPN 1A RFAGC 1A SBY 08 SRY 08 BRTS 0D TXCX IF RGCN 00 SECD 08 MUTT 20 STAT 60 V01 3A V25 B0 V50 DC V100 FF BASC 40 BASX 72 TREC 40 WOFC 39 AVC OE NEWS 14 SPACES 5A NEWT 14 SPACET 5A WOFF 00 BO1 4F B25 68 B50 7F SVM 05 SVMI1 05 SVM2 05 SVM3 05 PYNX 28 PYNN 15 PYXS 22 PYNS 04 CLTO 4B CLTM 4C CLVO 4D CLVD 48 ABL 27 DCBS 33 DEF 01 Receive a 60dB grey scale color bar signal all use default value Adjust RFAGC until the picture noises disappear exactly Adjust SBY and SRY to get the optimal color for SECAM system For the adjustment of BRTS receive an 8 step grey scale pattern and adjust all picture settings to 50 Then adjust BRTS until the first and second step on the screen can just be disting
5. ition Adjust VLINS for vertical linearity Adjust VSS for vertical S correction normally use default value Adjust VCEN for vertical position Adjust OSDHS for OSD position same as DPC adjust it on EXPAND 4 3 mode Input a PAL cross Adjust HPOS for horizontal position hatch pattern with Adjust DPC KEY ECCT and ECCB until black and white the vertical line at left and right side of the HPOS 0C DPC 23 KEY 20 Horizontal geometry for PAL system Horizontal geometry for NTSC system Status adjustment Status adjustment WID 22 ECCT 09 ECCB 0A VEHT 04 HEHT 04 HPS 10 DPCS 1F KEYS IF WIDS 22 ECCTS 0E ECCBS 10 VEHTS 04 HEHTS 04 CNTX 5A CNTN 07 BRTX 20 BRTN 1D COLX 3F COLN 00 TNTX 42 TNTN 28 BRTC 30 COLC 57 COLS 47 COLP F0 SCOL 04 SCNT OF CNTC 40 TNTC 48 background Input a NTSC e cross hatch pattern with black and white background picture become straight Adjust WID for horizontal width VEHT and HENT is for the picture size stability when changing the brightness o the screen Receive pattern of cross hatch with black background and then change to white background then compare the vertical and horizontal size between black and white background Adjust VEHT and HEHT until you get the minimum difference of screen size After you adjust VEHT and HEHT you must re adjust vertical and horizontal amplitude Adjust H
6. l enter service mode It is suggested to disable the D Mode key before the set leave the factory 2 On the factory remote handset you can find the I C key It can cut off the FC control from the CPU to other IC This is only useful when automatic adjustment of white balance 3 All system data 1n menu of key 6 must keep unchanged when servicing Otherwise the set may not work properly setting method Items value inside blanket input signal Screen TRGB cut off Press MUTE key on the remote handset voltage must set to 80 all and the screen will become a horizontal pattern line Then adjust the screen VR on the flyback until the horizontal line can just be seen minimum visible intensity Focus voltage Cross hatch Adjust the focus VR on the flyback pattern until the screen becomes clear Vertical HIT 11 Input a PAL cross Adjust HIT for vertical amplitude geometry for VP50 04 hatch pattern Adjust VP50 for vertical position PAL system VLIN OB Adjust VLIN for vertical linearity Key 1 VSC 09 Adjust VSC for vertical S correction VBLK 00 Normally use default value VCEN 1B Adjust VCEN for vertical position OSDH IF Adjust OSDH for OSD position DPC43 00 same as DPC adjust it on EXPAND 4 3 mode HITS 11 VP60 02 VLIS 0A VSS 08 VBLK 00 VCEN 1C OSDHS 1D DPC43S 00 Input a NTSC cross hatch pattern Adjust HITS for vertical amplitude Adjust VP60 for vertical pos
7. uished the other use default value all use default value all use default value all use default value all use default value Key game other adjustment Key 0 White balance adjustment OSD1 2B OSDF1 63 OSD2 1C OSDF2 63 HAFC 09 NOIS 01 UCOM 00 R CUT 80 G CUT 80 B CUT 80 G DRV 40 B DRV 40 Black and white 1 pattern PAL all use default value Measure the dark side of the picture with a color analyzer and set RCUT to 80 Then adjust BCUT and GCUT until the data on the analyzer become x 284 y 299 Measure the bright side of the picture Then adjust BDRV and GDRV until the data on the analyzer become x 284 y 299 Repeat step 1 and 2 until you get right color on both dark and bright side of the screen System data Adjust item Default value FACTORY OUT SETUP In D MODE press RECALL button to initialize to the FACTORY OUT status AGING MODE In D MODE press OK button to entry AGING MODE EEPROM INITIALZATION In D MODE press 0752 to initialize EEPROM NOTICE Before to be released any M113A chassis must be initialized to the FACTORY OUT status Don t try to initialize EEPROM unless software can t work normally M113A Block Diagram Prepared by Yao Xin S Input CICE AV Input SCH LIU
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