Gold JTM27A82A, Service Manual

Page 1: ...Display Modes Block Diagram 32 Specifications 4 Wiring Diagram 33 Location and Function of Controls 5 Exploded View and Mechanical Parts 34 Installation and connecting 8 Ics function description 36 Parts List For Reference Only 47 Schemtic Diagrams 9 2 ...

Page 2: ... 720 44 96 59 94 60 00 576i 576 15 63 50 00 480i 480 15 73 59 94 60 00 576p 576 31 26 50 00 480p 480 31 47 59 94 60 00 1080i 50 1080 28 13 50 00 1080i 60 1080 33 75 59 94 60 00 Mode Resolution Horizontal Frequency KHz Vertical Frequency Hz ...

Page 3: ...WINDOWS as shown in the table above Sometimes the image may be disrupted due to the frequency standard from the VGA card However this is not an error You may improve this situation by activating the automatic adjustment or by manually changing the phase and the clock settings in the menu To extend the service life of the product we recommend that you use your computer s power management function 1...

Page 4: ...eight Audio Input Frequency Response Audio Input PC Note Design and specifications are subject to change without notice Weight and dimensions shown are approximate values only Gross Weight Without Stand With Stand H V separate TTL P or N 1Vp p 75 ohm 0 7 Vp p 75 ohm PAL SECAM BG DK I L AC 100 240V 50 60Hz 10 40 50 F 104 F 10 80 RCA Jack L R 0 5Vrms 9dB RF 100Hz 12KHz at 3dB A V 100Hz 13KHz at 3dB ...

Page 5: ...lect the TV mode VIDEO button Select a mode among AV S Video and SCART PC button Select the VGA and HDMI mode COMP button Select the YPbPr mode Press to increase or decrease volume MULTI SOUND SELECT Switch between NICAM Stereo NICAM DUAL1 NICAM DUAL2 NICAM Mono or Mono EQ MODE You may recall the equalizer mode by pressing this button Each time pressed EQ mode is changed in following sequence Off ...

Page 6: ...ou are watching the TV program press these buttons to select channel in ascending or descending order Select the upper or lower menu item in the OSD menu Select input signal between TV Video S Video YPbPr Audio SCART PC and HDMI SOURCE MENU Infrared sensor for the remote control 5 4 3 2 6 7 CHÚ Ù CHÚ Ù 8 Main Power Switch Switch on off the LCD TV 8 Note If there is no signal input from VGA HDMI fo...

Page 7: ...inal 7 8 10 RF Input Socket 9 SCART Connector 11 12 Headphone Output Terminal YPbPr Audio Input Terminals LINE IN VGAAudio Terminal 13 YPbPr Component Video Input Terminals AV Out Terminals Video Audio Input Terminals 1 5 1 2 3 7 8 6 11 4 10 SCART 5 9 LINE IN 13 AV OUT VIDEO L R Y Pb Pr 12 L R VIDEO AUDIO IN YPbPr AUDIO IN L R ...

Page 8: ...Schemtic Diagrams 8 Figure1 1 1DRIVE Schematic Circuit ...

Page 9: ...Schemtic Diagrams 9 Figure1 1 2DRIVE Schematic Circuit ...

Page 10: ...Schemtic Diagrams 10 Figure1 1 3 DRIVE Schematic Circuit ...

Page 11: ...Schemtic Diagrams 11 Figure1 1 4 DRIVE Schematic Circuit ...

Page 12: ...Schemtic Diagrams 12 Figure1 1 5 DRIVE Schematic Circuit ...

Page 13: ...Schemtic Diagrams 13 Figure1 1 6 DRIVE Schematic Circuit ...

Page 14: ...Schemtic Diagrams 14 Figure1 1 7 DRIVE Schematic Circuit ...

Page 15: ...Schemtic Diagrams 15 Figure1 1 8 DRIVE Schematic Circuit ...

Page 16: ...Schemtic Diagrams 16 Figure1 1 9 DRIVE Schematic Circuit ...

Page 17: ...Schemtic Diagrams 17 Figure1 1 10 DRIVE Schematic Circuit ...

Page 18: ...Schemtic Diagrams 18 Figure1 1 11DRIVE Schematic Circuit ...

Page 19: ...Schemtic Diagrams 19 Figure1 1 12DRIVE Schematic Circuit ...

Page 20: ...Schemtic Diagrams 20 Figure1 13 DRIVE Schematic Circuit ...

Page 21: ...Schemtic Diagrams 21 Figure1 14 DRIVE Schematic Circuit ...

Page 22: ...Schemtic Diagrams 22 Figure1 15 DRIVE Schematic Circuit ...

Page 23: ...Schemtic Diagrams 23 Figure1 3 CONTROL KEYS Schematic Circuit ...

Page 24: ...Printed Circuit Board 24 Figure2 1 1 DRIVE Board Top Side ...

Page 25: ...Printed Circuit Board 25 Figure2 1 2 DRIVE Board Bottom Side ...

Page 26: ...Printed Circuit Board 26 Figure2 3 1 CONTROL KEYS Board Top Side ...

Page 27: ...Block Dirgram 27 ...

Page 28: ...Wiring Dirgram 28 ...

Page 29: ...Exploded View and Mechanical Parts List 29 ...

Page 30: ...Information of ICs 30 U18 ...

Page 31: ...Information of ICs 31 U23 ...

Page 32: ...Information of ICs 32 U9 ...

Page 33: ...Information of ICs 33 U9 ...

Page 34: ...Information of ICs 34 U9 ...

Page 35: ...Information of ICs 35 U9 ...

Page 36: ...Information of ICs 36 U9 ...

Page 37: ...Information of ICs 37 U9 U19 U20 ...

Page 38: ...Information of ICs 38 U10 ...

Page 39: ...Information of ICs 39 U14 1 3 4 5 6 7 8 U15 ...

Page 40: ...Information of ICs 40 U15 U16 U17 1 3 4 5 6 7 8 ...

Page 41: ...Information of ICs 41 U2 ...

Page 42: ...Information of ICs 42 U12 VDD DQ0 VDDQ DQ1 DQ2 VSSQ DQ3 DQ4 VDDQ DQ5 DQ6 VSSQ DQ7 VDD LDQM WE CAS RAS CS Ba0 Ba1 A10 A0 A1 A2 A3 ...

Page 43: ...Information of ICs 43 VSS UDQM CLK CKE NC A11 A9 A8 A7 A6 A5 A4 VDD VSS NC U12 ...

Page 44: ...e Voltage VGS Gate Source Voltage VGS Gate Source Voltage VGS Gate Source Voltage 1 3 4 5 6 7 8 DQ8 VDDQ Information of ICs 44 U12 DQ10 DQ11 DQ12 VSSQ DQ13 DQ14 VDDQ DQ15 VSSQ DQ9 49 50 51 52 53 54 VDD U3 U5 U4 U7 U8 1 2 3 U22 1 3 4 5 8 S G D Output Input ...

Page 45: ... 2 0mm 2 0mm 2 0mm 6P 5P 3P RoHS FROM KEY CN501 AND CN502 TO J10 10 E3421 002276R0 WIRE ASSY TJC3 10Y TJC3 11Y UL2468 24 L 250mm 2 5mm 2 5mm 10P 11P RoHS FORM ADAPTER TO J1 11 E3421 004038R0 WIRE UL1672 18 L 250mm 1P BROWN RoHS RoHS 12 E3421 004039R0 WIRE UL1672 18 L 250mm 1P BLUE RoHS RoHS 13 E3421 006059R0 WIRE ASSY 2 0 2X15P JAE FI X WITH LOCK L 290mm 2 0mm 1 0mm 30p 30p RoHS FROM J5 TO PANEL S...

Page 46: ...1 E1301 002005R1 CAP EC V CD11X BP T05 101M 16DC 6 3 7 RoHS CE10 CE11 CE12 CE14 CE15 CE39 CE76 CE100 CE123 CE127 12 E1301 002008R1 CAP EC V CD11X BP T05 471M 16DC 8 12 RoHS CE1 CE3 CE4 CE16 CE42 CE44 CE45 CE46 CE89 CE92 CE134 CE6 CE29 CE30 CE32 CE73 CE77 CE85 CE97 CE103 CE114 CE116 13 E1301 012015R1 CAP EC V CD11 BP T05 221M 16DC 6 12 RoHS CE7 CE78 CE79 CE101 CE102 CE105 CE2 CE8 CE9 CE13 CE17 CE18...

Page 47: ...C19 C25 C26 C27 C28 C29 C30 C31 25 E1326 301006R2 CAP CHIP CC41 CGNT NPO T06 5R0J 50DC 0603 RoHS C50 C53 C57 C58 C59 26 E1326 301011R2 CAP CHIP CC41 CGNT NPO T06 100J 50DC 0603 RoHS C185 27 E1326 301013R2 CAP CHIP CC41 CGNT NPO T06 150J 50DC 0603 RoHS C68 C74 C80 C87 C89 C93 C94 C95 28 E1326 301014R2 CAP CHIP CC41 CGNT NPO T06 180J 50DC 0603 RoHS C2 C1 C46 C47 29 E1326 301016R2 CAP CHIP CC41 CGNT ...

Page 48: ...TP T06 1 10W 221J 0603 RoHS R262 48 E1505 011101R2 RES CHIP RC 03KTP T06 1 10W 301J 0603 RoHS R13 R17 R21 49 E1505 011108R2 RES CHIP RC 03KTP T06 1 10W 330J 0603 RoHS R80 R267 R376 R377 R164 R166 R167 R168 50 E1505 011110R2 RES CHIP RC 03KTP T06 1 10W 332J 0603 RoHS R239 R298 R328 R347 R275 51 E1505 011111R2 RES CHIP RC 03KTP T06 1 10W 333J 0603 RoHS R361 R322 52 E1505 011127R2 RES CHIP RC 03KTP T...

Page 49: ...3 TP RoHS Q9 70 E2112 001016R1 TR NPN CHIP TC3904 SOT 23 TP RoHS Q1 Q2 Q3 Q5 Q6 Q7 Q8 Q10 Q11 Q12 Q15 Q16 Q17 Q18 Q19 Q23 Q24 Q25 Q26 Q27 Q28 Q29 Q30 Q31 Q32 Q33 Q34 Q13 Q14 Q35 71 E2115 001006R0 TR SINGLE P CHANNEL MOSFET SO 8 U22 U26 72 E2115 001013R1 TR SMALL SIGNAL MOSFET 60V 115mA N CHANNEL SOT 23 RoHS QF3 QF4 QF5 73 E2351 001207R0 IC 2 wire Serial EEPROM 8 pin SOIC RoHS U2 74 E2351 001140R0 ...

Page 50: ... SECAM L L XUGUANG RoHS TU1 Item Part No Description Location 1 E1301 002001R1 CAP EC V CD11x100MB T05 100M 16DC 4x7 ROHS C501 2 E1501 201003R2 RES CBF H CFR 12TP T52 1 8W 100J RoHS R514 3 E1501 201005R2 RES CBF H CFR 12TP T52 1 8W 102J RoHS R516 R517 R518 4 E1501 201109R2 RES CBF H CFR 12TP T52 1 8W 331J RoHS R501 R503 R504 R505 R506 R507 R508 R509 R510 R511 5 E1501 201135R2 RES CBF H CFR 12TP T5...