1. Manuals
  2. Brands
  3. XOCECO Manuals
  4. TV
  5. TS2050
  6. Service manual

XOCECO TS2050 Service Manual

Hide thumbs
Table of Contents

Advertisement

Quick Links

Download this manual
COLOR TELEVISION
TS2050

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the TS2050 and is the answer not in the manual?

Questions and answers

Related Manuals for XOCECO TS2050

Summary of Contents for XOCECO TS2050

  • Page 1 COLOR TELEVISION TS2050...

  • Page 2: Table Of Contents

    CONTENTS Safety Precautions………………………………………………………………………..…… Alignment instruction. ………………………………….…………………………….……. Debugging instruction …………………………………………….…………………………. IC Block diagram ……………………………..…..…..…..…..…..…….………….…………. Function introduction to pin……………………..……………………….………………….. Wiring diagram……………………………………………………………………………..… Exploded view………..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…... Part list ………………………………………………………..……………......Schematic diagram …………………………………………………………………….……..

  • Page 3: Safety Precautions

    AUTION: THIS SERVICE MANUAL IS ONLY FOR PROFESSIONAL SERVICE PERSONNEL’S REFERENCE. BEFORE SERVICING THIS CHASSIS, PLEASE READ THE FOLLOWING NOTICE ITEMS. 1. SAFETY INSTRUCTION AND GENERAL INSTRUCTION Before servicing and aligning this equipment, please read the following “X-RAY RADIATION PRECAUTION” ,”SAFETY PRECAUTION” and “PRODUCT SAFETY NOTICE”. 1.1 X-RAY RADIATION PRECAUTION 1）...

  • Page 4: Alignment Instruction

    1.3 PRODUCT SAFETY NOTICE Many electrical and mechanical parts in the chassis have special safety-related characteristics. These characteristics are often passed unnoticed by a visual inspection and the X-RAY RADIATION protection afforded by them cannot necessarily be obtained by using replacement components rated for higher wattage, etc.

  • Page 5: Debugging Instruction

    3 TEST EQUIPMENT 3.1 AUDIO VOLTAMETER 3.2 OSCILLOGRAPH 3.3 HIGH-VOLTAMETER 3.4 DIGITAL MULTIMETER 3.5 AC ATTACK PULL TEST EQUIPMENT 3.6 SCAN frequency signal generator BT-3 4 Debugging instruction 4.1 enter into the factory debugging menu use to the remote control(RC-A23),follow to the blow model enter into the factory: DISPLAY →...
  • Page 6 adjustment SUB-BRIGHT to let picture on the screen microbright. 4.5 receive white balance adjustment signal enter PAGE3 of factory menu, press PP to select T1 picture mode, let the value of GD unchange, adjust RD and B.D to let the white part of the picture appear “white”. 4.6 Use white balancer to rectify the white balance under following conditions colour temperature:12000K+8MPCD x =0.270±...
  • Page 7 AUTO PASSWORD CLEAR volume 4.12 the factory menu adjustment model pre-set item Pre-set model P1-60 V SIZE 60HZ field amplitude 4.5.1 V SHIFT 60HZ field center 4.5.1 H-PHASE 60HZ H-center 4.5.1 V LINE 60HZ V-line 4.5.1 V SC 60HZ field S-correct 4.5.1 V COMP field amplitude compensate...
  • Page 8 SIF SW Sound IF0=4.5MHZ fixed VIDEO LEVEL VIDEO LEVEL fixed GY ANGLE G-Y demodulation angle fixed V.R TM Filed scan strting time fixed R/B ANG R-Y/B-Y demodulation angle Fixed R/B BAL R-Y/B-Ydemodulation balance fixed C TRAP Color trap filter fixed H FREQ H-frequency fixed...
  • Page 9 CRAY.MODE Test signal fixed,0=white(75%)1=grey(15%) 4.4 adjustment dark white BY TV Blue chromatism DC level balance(TV/AV model) 4.4 adjustment dark white RY TV Red chromatism DC level balance(TV/AV model) DVD input Blue chromatism 4.4 adjustment dark white balance (DVD BY YUV DC level input) DVD input Red chromatism...
  • Page 10 VOL 1 1% volume control speciality fixed VOL 25 25%volume control speciality fixed VOL 50 50%volume control speciality fixed VOL 75 75%volume control speciality fixed 72700 fixed ,1=ALC ON Baseband model ,input level The unit no use adjustment SAP LEVEL SAP level fixed SIF.M/BB.M...

  • Page 11: Ic Block Diagram

    IC BLOCK DIAGRAM LA76931...

  • Page 12: Function Introduction To Pin

    Function introduction to pin function Reference function Reference voltage voltage SIF output 2.28 PIF input1 2.86 PIF AGC 2.61 PIF input 2 2.86 SIF input 3.11 IF GND FM filter 2.64 RF AGC output 4.55 FM filter/sound output 2.25 Video output 2.30 Sound output 2.24...
  • Page 13 Mute, high 5.00 Level availability I2C DATA 5.00 x T2 4.50 I2C CLOCK 5.00 x T1 2.70 KA5Q0565RT Function introduction to pin name function Reference Voltage(V) Drain drain output of MOSFET, current-limiting checking point of internal drain current. source of MOSFET,common ground and reference of circit controlled by source.
  • Page 14 AN7522 Pins function function function power GND input CH2 input CH1+ output volume CH1- output CH1+ output Stand-by GND (CH2 output) CH1 input CH1+ output LA78040...
  • Page 15 Pins function pin function pin function Inverting input Ver. output Output stage vcc Pump up output 7 NON inverting input LA72700 pin function pin function AC coupling input dbx RMS detection AC coupling output Dbx main signal V/I charge filter Stereo VCO PLL filter Decoupling filter Pilot level check...
  • Page 16 Stereo detection sensitivity 32 Model output: MONO=0.9V SAP=2.0V STEREO=3.0V STEREO+SAP=3.8V SAP detection sensitivity Sub-carrier input(3.579545MHZ 200Mv) dbx RMS detection Filter adjustment check Dbx broad band detection Pilot dispel reference signal1 Dbx spectrum detection Pilot dispel reference signal2...

  • Page 17: Wiring Diagram

    WIRING DIAGRAM XS302 XS501 XS701 XS604 XS602 XS401 TUNER XS402 AV BOARD XS606 667-TS2130-29...

  • Page 18: Exploded View

    EXLODED VIEW...
  • Page 19 TS2050 PART LIST OF EXPLODED VIEW DESCRIPTION PART# PORT BAFFLE 808-60780-04 BACK CABINET 780-10915-40 SCREW 851-24020-14 POWER CORD CLAMPE 742-30029-00 MAIN BOARD 667-TSP50-01 335-2112N-00U CRT FIXER 868-20472-00D CRT SUPPORT 868-20491-00 SCREW 851-53010-11 RIGHT TRACK 870-20846-00 SPEAKER BRACKET 870-20849-00 SIDE AV BRACKET...

  • Page 20: Part List

    PART LIST PART# DESCRIPTION LOCA.NO. 100-TS20500-01 TS2050 808-60780-04 #ELECTROLYTIC CAPACITOR CD110-16V-2.2uF-M 881-60085 * (6-PINS) LEAD WITH HOUSING 655-62101-01 *ELECTROLYTIC CAPACITOR CD110-16V-22uF-M 681-40002 *TRANSISTOR 2SC2383-0 681-80001 0F1 100 1VD502 AV JACK 700-60151-00 AV306-2 700-60152-00 AV306-2 742-30005-09 AV901-5 742-30029-00 AV6-8416 742-30032-00 AV BOARD (SILK-SCREEN )
  • Page 21 887-20044-01 CL21X-50V-0.1uF-J 335-2112N-00U CL21X-50V-0.1uF-J 611-C50X0J0HD CL21X-50V-0.47uF-J 886-31132-00 CL21X-50V-1uF-J 780-10915-40 ECWH12H562JR 863-80747-01 MKP-300VAC-0.1UF-M ! 863-80748-01 SIDE AV PCB 887-21096-P0 SIDE AV PCB 123-30001-04 SIDE AV BRACKET ( MOLD GRAYISH ) 477-12105-00U SIDE AV BRACKET ( MOLD GRAYISH ) 770-37112-40 SOCKET PIN RT-01T-1.3B 887-21135-00 SOCKET PIN RT-01T-1.3B CERAMIC CAPACITOR...
  • Page 22 364-32101-00 DE0707B331K2K XS204 364-34101-00 DE0905B152K1K XS202 CERAMIC CAPACITOR 364-34101-00 DE0907B102K2K XS205 459-B147M-20U DE1205B472K1K C524 459-B147M-20U DE1205B472K1K C525 364-36102-00 DE1205B472K1K XS301 364-77511-00 DE1205B472K1K FU501 364-77511-00 ECK-DNS222MEX 457-12003-90U RBU06SL201J-H46CA RL01 458-07009-00 RQC05B221K-6H46UA Z201 462-2B410-M0U RQC06B681K-6H46UA C502 459-B222M-20 RQC06B681K-6H46UA C523 467-2E022-H0 RQC06B681K-6H46UA R314 459-6147K-00 RQC06B681K-6H46UA C514...
  • Page 23 467-4FA33-H0 CD110-16V-10uF-M R419 467-4FB33-H0 CD110-16V-10uF-M R308 467-4F001-H0 CD110-16V-10uF-M R307 467-4F010-H0 CD110-16V-10uF-M R304 467-6F001-H0 CD110-16V-10uF-M R324 467-8E227-H0A CD110-16V-10uF-M R416 467-8E227-H0A CD110-16V-10uF-M R417 467-8E227-H0A CD110-16V-10uF-M R418 467-8E422-H0 CD110-16V-10uF-M R504 467-8E522-H0A CD110-16V-10uF-M R501 467-8E582-H0A CD110-16V-10uF-M R509 468-32107-00 CD110-16V-220uF-M RP501 477-20028-00U CD110-16V-330uF-M L501 469-40004-00 CD110-16V-470uF-M R502 471-2068K-10...
  • Page 24 881-60074-00 CUSHION 343-01800-00 CUSHION V502 343-21400-00 CUSHION V302 352-07400-10 WASHER N501 352-75220-00 WASHER GB859-87,3-DZn N701 352-78040-70 WASHER GB859-87,3-DZn N301 352-78050-00 WASHER GB859-87,3-DZn N503 462-83433-H0 WASHER (14X4X1 METAL ) C339 462-88247-H0 WASHER (14X4X1 METAL ) C310 462-88239-H0 TUNER 115-B-8035AZ C311 851-13008-56 INTERFACE SPACE PLATE (SILK-SCREEN ) N701 DIODE...
  • Page 25 JUMPER WIRE 340-00001-003 JUMPER WIRE VD512 340-00001-003 JUMPER WIRE VD401 340-00001-003 JUMPER WIRE VD402 340-00001-003 JUMPER WIRE VD403 340-00001-003 JUMPER WIRE VD510 340-00001-003 JUMPER WIRE VD506 340-00001-003 JUMPER WIRE VD601 340-00005-003 JUMPER WIRE VD301 340-00011-003 JUMPER WIRE VD308 340-50470-003 JUMPER WIRE VD503 340-50520-003 JUMPER WIRE...
  • Page 26 459-2310R-002 JUMPER WIRE C707 459-2310R-002 JUMPER WIRE C709 459-2310R-002 JUMPER WIRE C103 459-2310R-002 JUMPER WIRE C105 459-2310R-002 JUMPER WIRE C219 459-2310R-002 JUMPER WIRE C241 459-2310R-002 JUMPER WIRE C232 459-2310R-002 JUMPER WIRE C244 459-2322R-002 JUMPER WIRE C202 459-2347R-002 JUMPER WIRE C231 459-2410R-002 JUMPER WIRE C228...
  • Page 27 464-6D733-M02 KA7805 C233 464-6D747-M02 LM431A C319 464-6F710-M02 M24C08BN6 C332 464-60447-M02 TC4053BP C236 464-60510-M02 TLP621-GB(UL( (O(! C239 464-60510-M02 AN7522N C204 464-60510-M02 HRM138BB3006 (M) C242 464-60510-M02 KA5Q0740RTYDTU C243 464-60510-M02 LA76931-7N56M6-E C706 464-60510-M02 LA78040N C248 464-60510-M02 RELAY JQX-115F-012-1H1 ! C249 464-60510-M02 GLUE CUSHION(δ1.5) C247 METAL RESISTOR 464-60522-M02...
  • Page 28 467-1C118-H03 1W-0.33Ω-JL R211 467-1C133-H03 1W-0.33Ω-JL R326 467-1C139-H03 1W-10Ω-JL R403 467-1C139-H03 1W-2.4Ω-JL R406 467-1C139-H03 1W-1.2Ω-JL R409 467-1C147-H03 1W-1Ω-JL R505 467-1C156-H03 1W-3.3Ω-JL R231 467-1C156-H03 BLANK WARNING LABEL R234 HOLLOW PILLAR 467-1C156-H03 φ2.36×14B R519 467-1C156-H03 φ2.36×14B R240 467-1C168-H03 φ2.36×14B R506 467-1C175-H03 φ2.36×14B R209 467-1C210-H03 φ2.36×14B R605...
  • Page 29 467-1C310-H03 GB6170-86-M3-D.Zn R518 467-1C310-H03 GB6170-86-M3-D.Zn R523 467-1C310-H03 COTTON FLANNEL R226 467-1C312-H03 COTTON FLANNEL R327 467-1C312-H03 COTTON FLANNEL R310 467-1C315-H03 COTTON FLANNEL R241 RIVET 467-1C315-H03 GB876-86-2.5X3 COPPER R619 467-1C320-H03 GB876-86-2.5X3 COPPER R227 467-1C320-H03 GB876-86-2.5X3 COPPER R320 467-1C322-H03 GB876-86-2.5X3 COPPER R319 467-1C322-H03 GB876-86-2.5X3 COPPER R214 467-1C322-H03...
  • Page 30 895-6020025-50 TACT SWITCH KFC-A06-4X4.5X5B M117 895-6020025-50 TACT SWITCH KFC-A06-4X4.5X5B M118 895-6020025-50 TACT SWITCH KFC-A06-4X4.5X5B M119 895-6020025-50 TACT SWITCH KFC-A06-4X4.5X5B M126 895-6020025-50 TACT SWITCH KFC-A06-4X4.5X5B M103 895-6020025-50 TACT SWITCH KFC-A06-4X4.5X5B M104 895-6020025-50 THERMISTOR 5D2-14LC M122 895-6020025-50 THERMISTOR 96708 (9Ω) M132 895-6020025-50 3-PINS CONNECTORS TJC3-03A M133 895-6020025-50...
  • Page 31 1/6W-100Ω-J J017 1/6W-100Ω-J J018 1/6W-100Ω-J J019 1/6W-100Ω-J J020 1/6W-100Ω-J J021 1/6W-100Ω-J J022 1/6W-10K-J J023 1/6W-10K-J J025 1/6W-10K-J J026 1/6W-10K-J J027 1/6W-10K-J J028 1/6W-10K-J J029 1/6W-10K-J J030 1/6W-10K-J J032 1/6W-10K-J J033 1/6W-10K-J J034 1/6W-10K-J J035 1/6W-10K-J J036 1/6W-10K-J J037 1/6W-10K-J J038 1/6W-10K-J J039 1/6W-10Ω-J...
  • Page 32 1/6W-22K-J J073 1/6W-22K-J J074 1/6W-22K-J J075 1/6W-22K-J J076 1/6W-24K-J J077 1/6W-24K-J J078 1/6W-24K-J J079 1/6W-27Ω-J J080 1/6W-3.3K-J J081 1/6W-3.9K-J J082 1/6W-330Ω-J J083 1/6W-330Ω-J J084 1/6W-33K-J J085 1/6W-33Ω-J J086 1/6W-390K-J J087 1/6W-390K-J J088 1/6W-390Ω-J J089 1/6W-390Ω-J J090 1/6W-390Ω-J J091 1/6W-39K-J J092 1/6W-3K-J J093 1/6W-3K-J...
  • Page 33 464-6D647-M02 1/6W-75Ω-J C255 467-2D330-G03 1/6W-75Ω-J R512 467-1C110-H03 1/6W-75Ω-J J031 340-00010-003 1/6W-75Ω-J VD313 895-6020025-50 1/6W-75Ω-J M110 364-93202-00 1/6W-75Ω-J XA01 655-6E301-12 1/6W-75Ω-J #XA03 782-M2150-290B 1/6W-8.2K-J 870-20843-40 1/6W-8.2K-J 851-53010-31 1/6W-8.2K-J 868-10043-00 RT14-1/4W-2.7K-J 808-6B786-14 RT14-1/4W-5.1K-J SLEEVE LA01 LA02 BAR CODE LABEL (69020712050) 340-00001-00 SMD ICM34282M1-D48GP (M) VD902 ZENER DIODE 340-10039-20...
  • Page 34 NS01 LA72700...

Table of Contents