Samsung CFT27908X/SMS Скачать руководство пользователя страница 47

9-2

Samsung Electronics

MEMO

Содержание CFT27908X/SMS

Страница 1: ...8X SMS COLOR TELEVISION RECEIVER CONTENTS Precautions Reference Information Specifications Alignment and Adjustments Troubleshooting Exploded Views and Parts List Electrical Parts List Block Diagrams Wiring Diagram Schematic Diagrams 1 2 3 4 5 6 7 8 9 10 ...

Страница 2: ...ELECTRONICS Samsung Electronics Co Ltd MAY 2002 Printed in Korea AA82 00034A ...

Страница 3: ...ets metal cabinets screwheads and control shafts The current measured should not exceed 0 5 milliamp Reverse the power plug prongs in the AC outlet and repeat the test Fig 1 1 AC Leakage Test 6 Antenna Cold Check With the unit s AC plug disconnected from the AC source connect an electrical jumper across the two AC prongs Connect one lead of the ohmmeter to an AC prong Connect the other lead to the...

Страница 4: ...at appear to have overheated or that are otherwise damaged should be replaced with parts that meet the original specifications Always determine the cause of damage or overheating and correct any potential hazards 15 Observe the original lead dress especially near the following areas Antenna wiring sharp edges and especially the AC and high voltage power supplies Always inspect for pinched out of p...

Страница 5: ...ssible conductive parts examples metal panels input terminals and earphone jacks 6 Insulation Checking Procedure Disconnect the power cord from the AC source and turn the power switch ON Connect an insulation resistance meter 500V to the blades of the AC plug The insulation resistance between each blade of the AC plug and accessible conductive parts see above should be greater than 1 megohm 7 Neve...

Страница 6: ...trical charges that damage ESDs 5 Use only a grounded tip soldering iron when soldering or unsoldering ESDs 6 Use only an anti static solder removal device Many solder removal devices are not rated as anti static these can accumulate sufficient electrical charge to damage ESDs 7 Do not remove a replacement ESD from its protective package until you are ready to install it Most replacement ESDs are ...

Страница 7: ...rtz Hour Inches Per Second Kilowatt hour Kilogram Kilohertz Kilohm Kilometer Kilometer Per Hour Kilovolt Kilovolt ampere Kilowatt Liter Megahertz MV MW MΩ m µA µF µH µm µs µW mA mg mH mI mm ms mV nF Ω pF Ib rpm rps s V VA W Wh Megavolt Megawatt Megohm Meter Microampere Microfarad Microhenry Micrometer Microsecond Microwatt Milliampere Milligram Millihenry Milliliter Millimeter Millisecond Millivol...

Страница 8: ...afe Ground Green Y High High Frequency High Fidelity Inductance Capacitance Integrated Circuit Intermediate Frequency I O L L LED LF MOSFET MTS NAB NEC NTSC OSD PCB PLL PWM QIF R RC RF R Y SAP SAW SIF SMPS S N SW TP TTL TV UHF UL UV VCD VCO VCXO VHF VIF VR VTR VTVM TR Input output Left Low Light Emitting Diode Low Frequency Metal Oxide Semiconductor Field Effect Tr Multi channel Television Sound N...

Страница 9: ...ce Information Samsung Electronics 2 3 2 2 IC Line Up LOC NO IC201S IC601 IC901 IC902 IC602 HIC201 HIC202 HIC203 HIC204 HIC401 IC301 Q402 Q401 D414 IC401 Q404 IC801S D801S PC801S IC802 D805 D806 D807 D802 IC201 IC804 IC803 IC903 IC904 Q909 Q910 TU01S TU02S BOARD MAIN SPEC VDP3130Y MSP3451G SIM408AY KS24L161 TDA7297 DRGB001 DDRI001 LA7845 KSC2073 H2 KSD5703 FMP 3FU KA393 IRF620 3S1265R RBV606 PC123...

Страница 10: ...r Video Switching IC with Adder Output High end Picture In Picture IC 3 3V Regulator LOC NO IC501 IC502 IC503 QF04 QF05 QG02 QG03 ICG01 ICH01 QH01 ICS01 ICP01 ICP02 SPEC TDA6111Q 2SC2344 2SA1011 KSA940 KSD2073 H2 KA4558 KA4558 2SC4636RB TEA6425 SDA9388X EZ1086CM REMARK Option Option Option Option BOARD CRT DOUBLE FOCUS V S W PIP Reference Information ...

Страница 11: ...istandard A2 Stereo Vitual Dolby Multistandard A2 Stereo Vitual Dolby REMARK SPEC TDA7297 FUNCTION 15W x 2CH 10W x 2CH REMARK SPEC TCLN3181PA09A TCPN3081PC09A TCPN3081PA09A FUNCTION NTSC PAL N M LNA Function PAL N M NTSC LNA Function PAL N M NTSC LNA Function REMARK Main F Jack Main Thin Jack Main 1Tuner SPEC TCLN3181PD09A TCPN3081PD09A FUNCTION NTSC PAL N M LNA Function NTSC REMARK Sub Sub TCPS30...

Страница 12: ...2 6 Samsung Electronics MEMO ...

Страница 13: ... Jacks Front AV2 Back NTSC M PAL N M 160W Applied When 29 Flat Free Volts 100V 240Volts Free Voltage 50 60Hz 15W x 2CH 10W x 2CH 5W x 2CH Vitual Dolby Turbo Sound Pseudo Stereo RCA Input S VHS Head Phone 2 AV Input DVD Input YPbPr AV2 Monitor Audio Output S VHS 75ohms Coaxial Cable Not Present R815 Option Option Option Option Option P Function 2 TUNER PIP NOTE Specifications for Model Name ...

Страница 14: ...3 2 Samsung Electronics MEMO ...

Страница 15: ...rmer 4 2 Automatic Degaussing A degaussing coil is mounted around the picture tube so that external degaussing after moving the TV should be unnecessary But the receiver must be properly degaussed upon installation The degaussing coil operates for about 1 second after the power is switched ON If the set is moved or turned in a different direction the power should be OFF for at least 10 minutes If ...

Страница 16: ...lacing the CRT PCB FBT or CRT 2 Input a crosshatch pattern 3 Enter STANDARD in video mode 4 Turn the Dynamic focus VR fully clockwise maximum 5 Turn the Static focus VR fully counterclockwise maximum 6 Slowly turn the static focus VR counterclockwise Adjust until the vertical line in the middle of the screen has maximum clarity 7 Slowly turn the dynamic focus VR clockwise and adjust the 3rd horizo...

Страница 17: ...Select G2 Adjust 5 Set the values as below IBRM 200 WDRV 35 CDL 200 COLR G B 120 120 120 6 Turn the SCREEN VR until the value of MRCR G B is about 120 Do not mind that the OSD Color is red After completing G2 Adjust follow this procedure Enter the Video Adjust 1 Choose any item in menu ex Select Red Cutoff Change the value of item you select and recover the value For example when the value of Red ...

Страница 18: ...oshiba pattern 1 Select STANDARD from the menu 2 Input an 100 White pattern 3 Enter the Service Mode Refer to 4 8 Service Mode 4 Warm up the TV set at least for 30 minutes 5 Input a Toshiba pattern signal 6 Enter the Video Adjust1 Adjust Sub Contrast so that Y luminance becomes 50 ft 3 Use Red Drive and Blue Drive to adjust High Light x 275 y 295 Adjust Sub Bright so that Y luminance becomes 1 5ft...

Страница 19: ...ct Reset in the service mode menu After above procedure is done power is on initially and the Plug and Play will be operated PICTURE OFF PICTURE ON MUTE Keys Number 1 8 2 PICTURE ON DISPLAY FACTORY 4 8 1 Service Mode These hexa digits are check sum value which depends on the MICOM If check sum value is changed the value of E 2 PROM Data newly initialed Note 2 When E 2 PROM IC902 and Micom are repl...

Страница 20: ...T 40 Adjustment 18 27 55 51 27 51 V AMP 5 Adjustment 18 17 0 35 17 35 V SLOPE 2 Adjustment 4 3 0 2 3 2 V SC 7 Fixed 13 13 17 0 13 0 H EW 64 Adjustment 24 71 45 49 71 49 H TRAPEZIUM 20 Adjustment 20 50 50 30 50 30 H PARABOLA 13 Adjustment 17 10 5 18 10 18 H SYMMETRY 13 Fixed 13 13 13 13 13 13 H CORNER 15 Adjustment 69 13 25 34 13 34 H SHIFT 4 13 20 20 6 20 6 PIP CONTRAST 15 Fixed 15 10 10 PIP TINT ...

Страница 21: ...lignment and Adjustments Samsung Electronics 4 7 4 8 2 B SCREEN CHANGE I2C BUS GEOMETRIC ADJUSTMENT 9 H Symmetry 5 H Corner 8 H Trapizium 4 H Parabola 10 H Shift 6 V Amp 3 H EW 2 1 V Shift V Slope 7 V SC ...

Страница 22: ...stment 127 127 127 127 127 127 GREEN CUT OFF 127 Fixed 127 127 127 127 127 127 BLUE CUT OFF 127 Adjustment 127 127 127 127 127 127 RED DRIVE 127 Adjustment 127 127 127 127 127 127 GREEN DRIVE 127 Fixed 127 127 127 127 127 127 BLUE DRIVE 127 Adjustment 127 127 127 127 127 127 SUB BRIGHT 110 Adjustment 100 100 100 100 100 100 SUB CONTRAST 52 Adjustment 52 52 52 52 52 52 SUB COLOR 27 Fixed 50 50 50 5...

Страница 23: ...I GAIN Fixed 1 1 1 1 1 1 DTI BAND Fixed 1 1 1 1 1 1 EHT Offset 0 Fixed 0 0 0 EHT Horizontal 0 Fixed 0 0 0 4 8 2 E VIDEO 3 ADJUST VIDEO ADJUST3 Initial Adjustment SAM2540 SAM2740 TXK3276 CL29A6 TXK3279 TXK3676 TXK3679 Value Value PEAK Threshold 255 Fixed 255 255 255 255 255 255 SOFT LIMIT SLOPE B 4 Fixed 4 4 4 4 4 4 HARD LIMIT 255 Fixed 255 255 255 255 255 255 MODULATION ON OFF 0 Fixed 0 0 0 0 0 0 ...

Страница 24: ... CT CTA SOUND CRT AV MODE V Y AUDIO MUTE X RAY VIDEO MUTE TILT CONTROL GAME DEMO CN LNA PIP VCHIP CT CTA BLUE SCREEN AKB AUTO POWER ON HOTEL Option Byte CL29A6 Initial Value CN EN SP PO OFF VIRTUAL DOLBY 4 3 2RCA S D ON OFF ON ON ON ON 2 TUNER OFF ON ON OFF OFF 04 DE 12 1C SAM2540 SAM2740 Initial Value CT EN SP FR ON STEREO 4 3 1RCA ON ON OFF OFF OFF OFF OFF ON OFF OFF OFF 01 01 80 09 TXK3276 TXK3...

Страница 25: ...18 15 1 18 3 Melidy Volume 5 7 7 7 7 7 7 PIP BRIGHT 3 5 5 PIP COLOR 7 7 7 Fixed Fixed Fixed Fixed Fixed Fixed Fixed Fixed Fixed Fixed 4 8 2 G G2 ADJUST G2 Adjust Initial Adjustment SAM2540 SAM2740 TXK3276 CL29A6 TXK3279 TXK3676 TXK3679 Value Value MRC R G B MRWDG IBRM 10 FIX 200 195 200 195 195 195 WDRV 0 FIX 35 35 35 35 35 35 CDL FIX 150 170 200 170 170 170 COL FIX 130 130 120 130 130 130 VDP Ver...

Страница 26: ...C ADC ADC I O I O I O I O I O I O PWM I O I O I O S I M 4 0 8 A Y Write Protect EEPROM SDA EEPROM SCL Bus Stop Main SDA Main SCL Sound Reset Video Reset VDD 2 5V GND VDD 3 3V CVBS Input VDD 2 5V GND AFT AV1 Ident AV2 Ident Key 1 H Sync V Sync Key 3 Key 2 X Ray Protect IR Input Stand By LED Time LED Tilt N C Power Sound Mute N C N C PX Y PX Y VDD 3 3V GND VDD 2 5V CORE OSD B OSD G OSD R VDD 2 5V GN...

Страница 27: ...ertical Sync Input Key3 Input Key2 Input X Ray Protection Remocon Signal Input LED Drive Output Red LED Drive Output Green PIN NO 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 FUNCTION I O I O I O I O I O I O I O I O Vdd GND Vdd CVBS Vdd GND ADC ADC ADC ADC HS VS I O I O I O I O I O I O ASSIGN Write Protect ROM SDA ROM SCL Bus Stop Main SDA Main SCL Sound Reset Video Reset V...

Страница 28: ... Tilt IN OUT Out In In Out Out Out Out Out In Out Out Out Out ACTIVE H L Low Low 6MHz 6MHz High Low PWM DESCRIPTION Activate Degausssing Coil Not Used Programmed Gound Level Analog Ground Not Used Programmed Gound Level Not Used Programmed Gound Level Micom Hardware Reset Crystal Oscillation Input Crystal Oscillation Output Analog Ground Analog B OSD Caption Output Red OSD Caption Output Green OSD...

Страница 29: ...l Abnormal Abnormal Abnormal Normal Normal Normal Abnormal Check and Replace IC903 Replace D801 or D811 Check and Replace IC804 Check and Replace R828 or D805 Check IC201S VDP H OUT 50 Check Q401 H TR Check 135V Line Check IC802 IC803 Replace IC802 IC803 Replace IC201S Replace Q401 Abnormal Check PC801S IC801S Replace FBT Normal Normal Normal Normal Normal Normal Normal Normal Normal Normal Normal...

Страница 30: ...ignal is appeared Check CRT PCB RK BK GK Check IC201S 31 Check Heater Voltage Check HIC202 HIC203 HIC204 Output Check CRT and FBT Check CRT and FBT Check 200V 16 5V Line Check IC201S 63 or 59 Replace IC201S Check Tuner CVBS Output Check IC301 Check IC803 Normal Normal Normal Normal Normal Replace IC201S Replace DZ202 Normal Normal Abnormal Abnormal Abnormal Abnormal Abnormal Abnormal Abnormal Abno...

Страница 31: ... IC601 Input Voltages 5V 8V Check IC601 24 25 Check D816 Q906 Normal Normal Replace IC602 Check IC601 Input Signal Replace IC601 Normal Normal Normal Check FA803S Abnormal Abnormal Abnormal Abnormal Abnormal Normal Check IC602 7 If the pin is in low state Sound is mute Check the Speaker Wire Connection Check the coils around IC601 Abnormal Check the Tuner ...

Страница 32: ...MEMO 5 4 Samsung Electronics ...

Страница 33: ...ER SPK DP 8ohm 13W 29K1 CKD 1 A HLDS 1 10 6006 001095 SCREW ASS Y TAPT WP BH M4 L12 ZPC YEL 8 DMSPK 1 11 AA64 01436B INDICATOR LED 29K3 ACRYL CLR 1 IL 1 12 AA64 01435B WINDOW REMOCON 29K3 PC V0 VIOLET 1 WR 1 13 AA64 01437B KNOB CONTROL 21 29K3 ABS G3676 SV012P HB 1 KC 1 14 6003 001026 SCREW TAPTITE RH B M4 L15 ZPC BLK SWR 1 KC CF 2 AA03 00273A CRT COLOR A68QCP891X100 380MG 1 11MH 14 1 CRT 2 1 AA65...

Страница 34: ... TRANSISTOR KSC815 Y TAPG YTAM 3 Q908 0501 000389 TRANSISTOR KSC815 Y TAPG YTAM 3 Q911 0501 000389 TRANSISTOR KSC815 Y TAPG YTAM 3 Q601 0501 000389 TRANSISTOR KSC815 Y TAPG YTAM 3 Q907 0501 000389 TRANSISTOR KSC815 Y TAPG YTAM 3 QR02S 0501 000389 TRANSISTOR KSC815 Y TAPG YTAM 3 DZ805 1203 001217 IC POST ADJUSTREG 431 T0 92 3P 4 58MIL P 3 R303 2001 000016 R CARBON S 1OHM 5 1 2W AA TP 3 R825 2001 00...

Страница 35: ... 50V TP 7 4x3 9x13mm 3 C228 2301 000356 C FILM PEF 47nF 5 50V TP 7 5x4 0x6 5 5m 3 C809 2301 000356 C FILM PEF 47nF 5 50V TP 7 5x4 0x6 5 5m 3 C811 2301 000356 C FILM PEF 47nF 5 50V TP 7 5x4 0x6 5 5m 3 C230 2301 000356 C FILM PEF 47nF 5 50V TP 7 5x4 0x6 5 5m 3 C810 2301 000356 C FILM PEF 47nF 5 50V TP 7 5x4 0x6 5 5m 3 C214 2305 000665 C FILM 104J 60V 5MM TAPING 3 C216 2305 000665 C FILM 104J 60V 5MM...

Страница 36: ...IRE SO COPPER TA0 6SN 52M M A 3 J826 3812 000219 WIRE SO COPPER TA0 6SN 52M M A 3 J831 3812 000219 WIRE SO COPPER TA0 6SN 52M M A 3 J832 3812 000219 WIRE SO COPPER TA0 6SN 52M M A 3 J835 3812 000219 WIRE SO COPPER TA0 6SN 52M M A 3 J906 3812 000219 WIRE SO COPPER TA0 6SN 52M M A 3 J907 3812 000219 WIRE SO COPPER TA0 6SN 52M M A 3 J908 3812 000219 WIRE SO COPPER TA0 6SN 52M M A 3 J911 3812 000219 W...

Страница 37: ... OD2 8 BST 3 EY820 AA60 40011A EYELET ID2 0 OD2 8 BST 3 EY822 AA60 40011A EYELET ID2 0 OD2 8 BST 3 EY823 AA60 40011A EYELET ID2 0 OD2 8 BST 3 EY824 AA60 40011A EYELET ID2 0 OD2 8 BST 3 EY825 AA60 40011A EYELET ID2 0 OD2 8 BST 3 EY826 AA60 40011A EYELET ID2 0 OD2 8 BST 3 EY830 AA60 40011A EYELET ID2 0 OD2 8 BST 3 EY831 AA60 40011A EYELET ID2 0 OD2 8 BST 3 EY832 AA60 40011A EYELET ID2 0 OD2 8 BST 3 ...

Страница 38: ...235 C ELECTROLYTIC CE04W T 16V10M 3 C231 2401 002235 C ELECTROLYTIC CE04W T 16V10M 3 C630 2401 002235 C ELECTROLYTIC CE04W T 16V10M 3 C631 2401 002235 C ELECTROLYTIC CE04W T 16V10M 3 C645 2401 002235 C ELECTROLYTIC CE04W T 16V10M 3 C202 2401 002235 C ELECTROLYTIC CE04W T 16V10M 3 C205 2401 002235 C ELECTROLYTIC CE04W T 16V10M 3 C207 2401 002235 C ELECTROLYTIC CE04W T 16V10M 3 C603 2401 002235 C EL...

Страница 39: ...METAL S 6 8KOHM 1 1 2W AA 3 R421 2001 001093 R CARBON S 2 2KOHM 5 1 2W AA TP 2 4X6 3 R422 2001 000037 R CARBON S 330OHM 5 1 2W AA 3 R423 2001 001155 R CARBON S 5 6Kohm 5 1 2W AA TP 2 4x6 3 R428 2001 001184 R CARBON S 750KOHM 5 1 2W AB 3 R429 2001 001139 R CARBON S 39KOHM 5 1 2W AA 3 R432 2001 001122 R CARBON METALFILM RD1 2T3 9K 3 R433 2003 001042 R METALOXIDE S 5 6KOHM 5 2W AF TP 3 9X 3 R436 2003...

Страница 40: ...EAD CONNECTOR ASSY 10P 67096 010 S 600 2 BAND AA63 10002A BAND TIE NYLON66V2 L100 NTR 2 QF04 AA96 00111A ASSY H S AA62 30013L 2SC2344 3 0502 000153 TR POWER 2SC2344 D NPN 180V 16 3 6003 000333 SCREW TAPTITE RH 2S M3 L10 ZPC YEL SW 3 AA62 30013L HEAT SINK ES A6063 EXTR 42 22 WHT 2 QF05 AA96 00111B ASSY H S AA62 30013L 2SA1011 3 0502 000131 TR POWER 2SA1011 D PNP 180V 3 6003 000333 SCREW TAPTITE RH ...

Страница 41: ...IRE SO COPPER TA0 6SN 52M M A 2 J509 3812 000219 WIRE SO COPPER TA0 6SN 52M M A 2 J510 3812 000219 WIRE SO COPPER TA0 6SN 52M M A 2 J511 3812 000219 WIRE SO COPPER TA0 6SN 52M M A 2 J512 3812 000219 WIRE SO COPPER TA0 6SN 52M M A 2 J513 3812 000219 WIRE SO COPPER TA0 6SN 52M M A 2 J514 3812 000219 WIRE SO COPPER TA0 6SN 52M M A 2 J515 3812 000219 WIRE SO COPPER TA0 6SN 52M M A 2 J516 3812 000219 W...

Страница 42: ...P GRAY 2 CWFCL AA65 30105A CLAMP WIRE NYLON 66N VO NTR 15MM 2 CWFCR AA65 00011C CLAMP WIRE ALL MODEL NYLON 66 V2 NTR 25M 2 BADGE AA64 02286A BADGE BRAND AKAI AL FORGING L65 SI 2 CRT CF AA60 10050V SCREW ASSY WC HH M6 L30 SWRCH18A ZPC S 2 A HLDS AA91 00507B ASSY HOLDER SPK DP 8ohm 13W 29K1 CKD 2 CDCOIL AA65 30113A CLAMP D COIL NYLON66 V2 BLK TVI25 29 2 AVS CF 6002 000522 SCREW TAPPING TH 2 M4 L15 Z...

Страница 43: ...7 10 Samsung Electronics MEMO ...

Страница 44: ...8 Block Diagrams Samsung Electronics Schematic Diagrams 8 1 8 1 Power Diagram 3 3V KA78RM33 Regulator SDA9388X PIP SIM408AY ...

Страница 45: ...8 2 Block Diagram Schematic Diagrams 8 2 Samsung Electronics SDA9388X SIM408AY 3 3V SDA9388X 27 ...

Страница 46: ...16 5V GND B OUT G OUT R OUT SENSE 8V GND F B TILT GND SVM 600V 600V SY O TO SPEAKER FROM MAIN SOUND AMP AV2 VIDEO IN OUT CN704 CNY01 CN902 CN602 CN302 CN501 CNY02 KEY2 KEY1 GND KEY3 CN901 CNH01 CN701 CN702 CN703 S VHS IN OUT 16 5VAC GND DOUBLE 16 5VAC GND DOUBLE TIME STD GND 5V IR CN502 B OUT G OUT R OUT SENSE 8V GND F B TILT GND SVM CN501A VO GD V1 GD LO RO LI RI CN702 16V ABL 16V GND HEAT NC 200...

Страница 47: ...9 2 Samsung Electronics MEMO ...

Страница 48: ...TP01 TP02 TP07 TP03 TP06 TP08 TP09 TP10 TP05 TP04 10 Schematic Diagrams Samsung Electronics Schematic Diagrams 10 1 10 1 MAIN 1 TP07 TP08 TP09 TP10 TP01 TP02 TP03 TP04 TP05 TP06 Power Line Signal Line ...

Страница 49: ...TP12 TP13 TP11 TP14 TP25 TP15 TCLN3181PA09A TCPN3081 PD09A 10 2 MAIN 2 Schematic Diagrams 10 2 Samsung Electronics Power Line Signal Line TP11 TP12 TP13 TP14 TP15 TP25 ...

Страница 50: ...10 3 MAIN3 Samsung Electronics Schematic Diagrams 10 3 TP17 TP16 TP18 TP19 TP20 TP21 TP22 TP23 TP24 Power Line Signal Line TP22 TP23 TP24 TP16 TP17 TP18 TP19 TP20 TP21 ...

Страница 51: ...10 4 MAIN 4 Schematic Diagrams 10 4 Samsung Electronics TP26 TP27 TP28 TP29 TP30 TP31 TP33 TP32 TP34 TP35 Power Line Signal Line TP32 TP33 TP34 TP35 TP26 TP27 TP28 TP29 TP30 TP31 ...

Страница 52: ...10 5 PIP Samsung Electronics Schematic Diagrams 10 5 Power Line Si l Li ...

Страница 53: ...Schematic Diagrams 10 6 Samsung Electronics 10 6 CRT SWITCH SWITCH CRT Power Line Signal Line ...

Страница 54: ......

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