Sony FDL-PT22 - 2.2" LCD Portable TV, Service Manual

Page 1: ...SERVICE MANUAL MODEL COMMANDER DEST CHASSIS NO MODEL COMMANDER DEST CHASSIS NO FDL PT22 US FDL PT22 JE JE Please file according to model size LCD COLORTV 2 2 ...

Page 2: ... h d 3 5 8 x 4 3 8 x 2 5 8 in excl Projecting parts and controls Strap length Approx 1 300 mm 51 1 4 in Mass Approx 230 g 8 1 oz excl batteries Design and specifications are subject to change without notice Optional accessories AC power adaptor AC E45HG External antenna cord EAC 39 EAC 110 Size AA LR6 alkaline battery SAFETY RELATED COMPONENT WARNING COMPONENTS IDENTIFIED BY SHADING AND MARK ON TH...

Page 3: ...STMENTS 3 1 A Board Adjustment 8 3 2 T Board Adjustment 8 3 3 B Board Adjustment 9 4 DIAGRAMS 4 1 Block Diagram 11 4 2 Circuit Boards Location 15 4 3 Printed Wiring Boards and Schematic Diagrams 15 T Board 17 A Board 21 B Board 25 4 4 Semiconductors 29 5 EXPLODED VIEW 5 1 Chassis 30 6 ELECTRICAL PARTS LIST 31 TABLE OF CONTENTS ...

Page 4: ...chever band you want to watch 2 Press the CH button to select a channel 3 Adjust the volume with the VOL dial 4 Adjust the brightness with the BRT dial To switch off the TV Set the OFF VHF UHF switch to OFF To improve the broadcast reception Extend the strap antenna and move the unit in every direction Note If strong pressure or stress is applied to the antenna strap it automatically disconnects f...

Page 5: ...ble c Feeder d EAC 39 antenna cable not supplied e EAC 110 antenna cable not supplied External Antenna Connection see fig C Connect an antenna cord EAC 39 not supplied or EAC 110 not supplied to the TV This will improve the TV s reception To EXT ANT ...

Page 6: ...and the like to undo them Hooks 3 While pressing the rear cabinet undo hooks on the periphery 4 Insert a pin into the upper side of the cabinet and while push ing the hook tilt the pin to the rear cabinet side 5 Remove the channel button 2 6 Remove the speaker cord from the connector 7 Remove B board 3 and A board 4 8 Remove one screw 6 P x 10 from T board 5 9 Remove T board 5 from the hooks one e...

Page 7: ... 7 2 2 SERVICE POSITION Service cord 1 900 211 84 B board CN301 CN601 CN602 A board Service cord 1 900 211 84 T board CN201 Antena AC Power adapter AC E45HG Mini jack J101 ...

Page 8: ...STMENT 3 2 T BOARD ADJUSTMENT T BOARD COMPONENT SIDE TU101 RV002 RV001 RV004 RV201 ROUGH ADJUSTMENT OF VIF AFT 1 Preparation Set S601 in the VHF position Make JL18 RF signal less Insert 1kΩ between JL77 4 5V and JL28 RF AGC Input a sweep signal to the section between JL26 IF and JL27 IF GND 0 01µF JL26 ATT Sweep signal 75 6dB fo 45 75MHz 5kHz Fig 3 1 Note The sweep signal level should be 30 5dBm a...

Page 9: ...ar con forms to the standard 9 Remove resistors from JL25 and JL77 and open the short cir cuit between JL21 and JL30 Approx 1 0Vp 45 75MHz Fig 3 2 3 Remove the external voltage MGC from JL51 4 Connect the output between JL31 AFT and JL30 D GND to an oscilloscope and roughly adjust T201 so that the position of 45 75MHz will be a zero cross 5 Remove 1kΩ from the section between JL77 4 5V and JL28 RF...

Page 10: ...4 Connect the oscilloscope prove between JL84 AUTO CB and JL67 D GND and observe the waveform Adjust RV402 so that voltage A is 2 2 0 2V 5 Check that the waveform between JL84 and JL67 is as shown in Fig 3 4 6 Check to see that the phases C and D are within the range speci fied JL83 JL84 0 IRE 100 IRE C D A 2 2 0 2V Picture contrast is varies Fig 3 4 HUE ADJUSTMENT 1 Receive a color bar 2 Insert a...

Page 11: ...EAKER CN601 CN301 VHF H P VIDEO H SYNC IND 2 3 9 7 8 8 7 9 3 2 2 2 S601 F601 9 8 4 PORT SW Q601 603 RV601 PORT SW Q610 3 7 6 1 T601 30V 4 5V Q401 BUFFER 30V 11 11 BRT RV450 5 1 4 2 3 DRIVE Q701 DRIVE Q702 8 6 T701 BACK LIGHT DC IN J701 BATTERY A DC IN B L INV BUFFER Q403 40 37 R2 HSO V IN 34 Q303 SYNC SEP 35 H IN IND SW Q408 38 INB R 40 Q302 INV 5 1 2 9 19 10 21 11 23 12 RV301 X301 3 58MHz VIDEO I...

Page 12: ...4 23 0 4 24 1 7 T BOARD IC VOLTAGE LIST All voltage are in V Not used B C E Q003 0 3 7 GND Q004 3 7 0 7 4 3 Q007 2 6 0 5 4 3 Q201 1 0 4 2 0 3 Q202 1 9 GND 2 6 Q203 0 3 5 GND T BOARD TRANSISTOR VOLTAGE LIST 1 2 3 4 5 6 Q002 0 1 7 2 2 29 5 1 7 2 2 Q006 1 2 1 2 GND 0 0 GND All voltage are in V 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 A B C D E F G H I J 4 5V 2 30V 4 5V 30V 4 5V 4 5V 4 5V 4 5V 3 1 IF IF IF...

Page 13: ...TOR BAR OUTPUT BS ADD BAND SW TUNING CONTROL B STOP 5 3 2 4 1 6 AFC H P M M H syn FH SUD 13 14 15 17 STOP DEF UP DN CHCAL 7 27 8 L H U V 23 24 VHA VLA Vcc 5V BRT 28 BS 30 V OUT 31 U OUT 20 VLP 18 UP 19 VHP 21 CON 22 UA 10 C S 12 11 CHA MANU 26 32 26 25 16 9 BT NC NC NC NC 29 GND T BOARD IC001 AN5707NFAP 1 2 3 4 5 6 7 8 9 A B C D E T ELECTRONIC TUNER VIF SIF T BOARD Component Side Conductor Side NO...

Page 14: ...0 01 B CHIP 0 01 B CHIP 0 01 B CHIP 0 01 B CHIP 100 6 3V 7L 22p 2kV 2P MA8043 M SB01 15CP SB05 05CP MA8360 TX 1SS355TE 1A 125V NJM2070M TE2 47µH FR CP 100µH UN2215 2SD601A R 2SD601A R 2SB709A R 2SC2873Y 2SC2873Y 10k CHIP 4 7 CHIP 470 CHIP 470 CHIP 390 CHIP 120k CHIP 10k CHIP 2 2 CHIP 47k CHIP 22 CHIP 330 CHIP 100 CHIP 560 CHIP 33k CHIP 10k CHIP 330 1 8W CHIP 220 16V 7L 100k CHIP 82k CHIP 12P 0 1 2...

Page 15: ... 2 Q602 D 4 2 Q603 F 4 2 Q610 C 5 2 Q701 G 3 2 Q702 G 3 2 VARIABLE RESISTOR RV450 C 6 RV501 D 5 RV601 C 5 A BOARD IC501 1 2 0 3 0 6 4 GND 5 GND 6 1 3 7 3 4 8 All voltage are in V Not used Pin Volt A BOARD IC VOLTAGE LIST Q401 13 9 30 5 13 4 Q601 0 5 1 2 GND Q602 0 7 3 1 0 2 Q603 0 2 3 0 GND Q610 30 7 0 5 30 7 Q701 0 3 0 GND Q702 0 3 0 GND B C E A BOARD TRANSISTOR VOLTAGE LIST All voltage are in V ...

Page 16: ...19A R UN2215 XP4601 XP4601 UN5210 470 CHIP 47k CHIP 4 7k CHIP 10 CHIP 68k CHIP 150k CHIP 560 CHIP 470k CHIP 100k CHIP 22k CHIP 270k CHIP 4 7k CHIP 39k RN CP 1 5k CHIP 68k RN CP 2 2M CHIP 10k CHIP 47 CHIP 68k CHIP 2 2k CHIP 2 2k CHIP 68k CHIP 39k CHIP 1M CHIP 22k CHIP 22k CHIP 22k CHIP 22k CHIP 47 CHIP 4 7k CHIP 1 5k CHIP 10k CHIP 1k CHIP 10k CHIP 10k CHIP 6 8k CHIP 2 7k CHIP 1k CHIP 47k CHIP 3 3k ...

Page 17: ...RD IC VOLTAGE LIST All voltage are in V Not used B C E Q302 0 3 3 5 GND Q303 3 6 1 8 4 1 Q402 3 9 4 4 3 2 Q403 2 1 0 GND Q408 0 3 8 GND B BOARD TRANSISTOR VOLTAGE LIST 1 2 3 4 5 6 Q406 GND 0 7 6 5 12 4 13 3 6 5 Q407 1 8 0 6 5 1 8 1 8 13 3 All voltage are in V Not used 2 0Vp p 4 5MHz B BOARD WAVEFORMS 1 1 1Vp p 4 43MHz 2 1 0Vp p H 3 0 7Vp p H 4 4 1Vp p H 5 1 4Vp p H 6 1 4Vp p H 7 1 4Vp p H 8 DIODE ...

Page 18: ...by shading and mark are criti cal for safety Replace only with part number specified Les composants identifies par une trame et une marque sont critiques pour la securite Ne les remplacer que par une piece portant le numero specifie A A 16 1 2 3 5 4 6 7 8 9 10 11 24 21 22 25 23 18 17 19 19 20 15 14 13 12 REF NO PART NO DESCRIPTION REMARK REF NO PART NO DESCRIPTION REMARK 1 4 561 075 01 CABINET FRO...

Page 19: ...1 CERAMIC CHIP 0 01MF 10 50V C615 1 163 021 91 CERAMIC CHIP 0 01MF 10 50V C616 1 163 021 91 CERAMIC CHIP 0 01MF 10 50V C617 1 128 499 11 ELECT 220MF 20 16V C619 1 163 021 91 CERAMIC CHIP 0 01MF 10 50V C701 1 126 382 11 ELECT 100MF 20 6 3V C702 1 136 169 00 FILM 0 22MF 5 50V C703 1 109 879 11 CERAMIC 22PF 5 2KV CONNECTOR CN501 1 568 951 11 PIN CONNECTOR 2P CN601 1 770 605 11 CONNECTOR BOARD TO BOAR...

Page 20: ...IC CHIP 0 001MF 10 50V CONNECTOR CN301 1 779 896 11 CONNECTOR BOARD TO BOARD 12P DIODE D301 8 719 988 62 DIODE 1SS355 D302 8 719 422 37 DIODE MA8051 D303 8 719 422 37 DIODE MA8051 D401 8 719 988 62 DIODE 1SS355 D403 8 719 988 62 DIODE 1SS355 D404 8 719 988 62 DIODE 1SS355 D405 8 719 988 62 DIODE 1SS355 IC IC301 8 759 332 41 IC M52042FP IC401 8 759 368 68 IC A71 2980 TRANSISTOR Q302 8 729 420 44 TR...

Page 21: ... 163 009 11 CERAMIC CHIP 0 001MF 10 50V C205 1 126 791 11 ELECT 10MF 20 16V C206 1 163 237 11 CERAMIC CHIP 27PF 5 50V C207 1 163 227 11 CERAMIC CHIP 10PF 0 5PF 50V C208 1 163 085 00 CERAMIC CHIP 2PF 0 25PF 50V C209 1 163 021 91 CERAMIC CHIP 0 01MF 10 50V C210 1 163 021 91 CERAMIC CHIP 0 01MF 10 50V C211 1 163 021 91 CERAMIC CHIP 0 01MF 10 50V C212 1 163 021 91 CERAMIC CHIP 0 01MF 10 50V C213 1 163...

Page 22: ... 00 RES CHIP 10 5 1 10W R216 1 216 051 00 RES CHIP 1 2K 5 1 10W R217 1 216 049 91 RES CHIP 1K 5 1 10W R218 1 216 021 00 RES CHIP 68 5 1 10W R219 1 216 039 00 RES CHIP 390 5 1 10W R220 1 216 017 91 RES CHIP 47 5 1 10W R221 1 216 049 91 RES CHIP 1K 5 1 10W R222 1 216 071 00 RES CHIP 8 2K 5 1 10W R223 1 216 049 91 RES CHIP 1K 5 1 10W R224 1 216 053 00 RES CHIP 1 5K 5 1 10W R225 1 216 063 91 RES CHIP ...