JVC AV 27D502 Service Manual Download Page 111 | Manualshive

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27

V-Chip

• V / F V is for VIOLENCE/FA N TA S Y VIOLENCE
• S stands for SEXUAL C O N T E N T

• L stands for strong LANGUAGE
• D stands for suggestive DIALOG

Viewing Guidelines

US V-Chip Ratings

U.S. PARENTAL RATING SYSTEMS

P rograms with the following ratings are appropriate for childre n .

❒

TV Y is Appropriate for All Children.
Programs are created for very young viewers and should be suitable for all ages, including
children ages 2 - 6.

❒

TV Y7 is for Older Children.
Most parents would find such programs suitable for children 7 and above. These programs may
contain some mild fantasy violence or comedic violence, which children should be able to discern
from reality.

P rograms with the following ratings are designed for the entire audience.

❒

TV G stands for General Audience .
Most parents would find these programs suitable for all age groups. They contain little or no
violence, no strong language, and little or no sexual dialog or situations.

❒

TV PG Parental Guidance Sug gested.
May contain some, but not much, strong language, limited violence, and some suggestive sexual
dialog or situations. It is recommended that parents watch these programs first, or with their
children.

❒

TV 14 Parents Strongly Cautioned.
Programs contain some material that may be unsuitable for children under the age of 14
including possible intense violence, sexual situations, strong coarse language, or intensely
suggestive dialog. Parents are cautioned against unattended viewing by children under 14.

❒

TV MA Mature Audiences Only.
These programs are specifically for adults and may be unsuitable for anyone under 17 years of
age. TV MAprograms may have extensive V, S, L, or D.

In addition to the ratings categories explained above, information on specific kinds of content are also
supplied with the V-Chip rating. These types of content may also be blocked. The content types are:

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Summary of Contents for AV 27D502

Page 1: ...CTOR COMPANY OF JAPAN LTD TV AV 27D502 R AV 27D502 S CONTENTS a SPECIFICATIONS 2 a SAFETY PRECAUTIONS 3 a FEATURES 5 a MAIN DIFFERENCE LIST 6 a HOW TO IDENTIFY MODELS 6 a FUNCTIONS 7 a SPECIFIC SERVICE INSTRUCTIONS 8 a SERVICE ADJUSTMENTS 12 STANDARD CIRCUIT DIAGRAM APPENDIX 2 1 a PARTS LIST 31 ...

Page 2: ...174MHz 216MHz 14 69 470MHz 806MHz 02 06 A 8 by 02 06 01 07 13 by 07 13 A 1 by 14 22 J W by 23 36 54MHz 804MHz W 1 W 28 by 37 64 W 29 W 84 by 65 125 A8 A4 A1 by 01 96 99 180 Channels 45 75MHz 41 25MHz 4 5MHz 3 58MHz 120V AC 60Hz 123W 27 68cm Measured Diagonally 29kV 1 3kV at zero beam current 2 4 3 4 5 12cm Oval type 2 5W 2 Video 1 3 1Vp p 75Ø RCA pin jack Audio 1 2 3 500mVrms 4dBs High Impedance R...

Page 3: ...facturer of the complete product 8 Do not check high voltage by drawing an arc Use a high voltage meter or a high voltage probe with a VTVM Discharge the picture tube before attempting meter connection by connecting a clip lead to the ground frame and connecting the other end of the lead through a 10kØ 2W resistor to the anode button 9 When service is required observe the original lead dress Extra...

Page 4: ... Transistors diodes variable resistors etc 1 Apply extra solder to each lead 2 As shown in the figure push the part with tweezers and alter nately melt the solder at each lead Shift and remove the chip part Note After removing the part remove remaining solder from the pattern REPLACEMENT OF CHIP COMPONENT 2 How to install Chip parts Resistors capacitors etc 1 Apply solder to the pattern as indicat...

Page 5: ...ER circuit improved picture quality IC702 E2PROM 4k bit IC701 MAIN MICON IF2 SCL 1 SDA 1 SCL 0 SDA 0 AFC 2 AFC 1 Remote control unit IC301 PIP CONTROL IC001 MTS TONE SURROUND CONTROL TU001 TUNER 1 TU001 TUNER 2 IC101 1 CHIP CONTROL IC501 AVSW CONTROL Component input terminal for talking best advantage of Component Video Signal Audio Video input terminal S input 2 V input 2 Variable audio output te...

Page 6: ...ET PWB SAC 3507A M2 SAC 3506A M2 PICTURE TUBE A68ADT25X01 A68QDN891X001 Model Part name AV 27D502 R AV 27D502 S RATING LABEL LC31139 001A A The difference between AV 27D502 R and AV 27D502 S is in the PICTURE TUBE As the result of the difference in PICTURE TUBE the MAIN PWB also differ INDICATED AV 27D502 INDICATED R INDICATED AV 27D502 INDICATED S ...

Page 7: ... MOVE INPUT 1 7 4 100 3 9 6 RETURN MUTING MENU V CHIP PIP OFF EXIT 2 8 0 5 CH VOL VOL CH REC STOP PAUSE PLAY FF REW TV CATV DVD VCR VCR CHANNEL TV VCR VCR DVD POWER PREV NEXT OPEN CLOSE STILL PAUSE RM C301G HYPER SURROUND TV a FRONT PANEL DOOR OPENED MENU MENU CHANNEL CHANNEL OPERATE POWER POWER ON TIMER VOLUME VOLUME INPUT3 VIDEO INPUT3 VIDEO AUDIO TERMINAL L MONO AUDIO R ...

Page 8: ...chassis 1 Remove the 3 screws marked F and the 2 screws marked J as shown in Fig 1 2 Then remove the FRONT CONTROL PWB and FRONT AV INPUT PWB If necessary take off the wire connector s etc REMOVING THE LF PW BOARD After removing the rear cover and chassis 1 Lift the left side of the LF PWB while pressing the 2 PWB stoppers marked G in the arrow direction marked H as shown in Fig 1 2 Then remove th...

Page 9: ...PWB STOPPER PWB STOPPER CHASSIS BASE AV SELECTOR PWB PIP PWB MAIN PWB LF PWB SPEAKER SPEAKER CRT SOCKET PWB FRONT CONTROL PWB FRONT AV INPUT PWB PICTURE TUBE REAR COVER FRONT CABINET x12 x4 K x4 K x4 F J x2 x3 E H C CLAW CLAW B B G G ...

Page 10: ...ANT screen 4 Refer to the SYSTEM CONSTANT table and check the setting items Where these differ select the setting item with the MENU UP DOWN key and adjust the setting with the MENU LEFT RIGHT keys The letters of the selected item are displayed in yellow 5 After adjusting release the MENU LEFT RIGHT key to store the setting value 6 Press the EXIT key twice to return the normal screen 5 Receive cha...

Page 11: ...ER PICTURE CENTER BRIGHT CENTER DETAIL CENTER NOISE MUTING ON SET VIDEO STATUS ALL CENTER SOUND ADJUST BASS CENTER TREBLE CENTER BALANCE CENTER MTS STEREO CLOCK TIMERS SET CLOCK Unnecessary to set ON OFF TIMER NO INITIAL SETUP TV SPEAKER ON COMPONENT IN NO LANGUAGE ENG CLOSED CAPTION OFF AUTO TUNER SETUP TUNER MODE AIR CHANNEL SUMMARY Unnecessary to set V CHIP OFF SET LOCK CODE Unnecessary to set ...

Page 12: ...s otherwise specified in the adjustment instructions preset the following functions with the remote control unit VIDEO STATUS STANDARD HYPER SURROUND OFF BASS TREBLE BALANCE CENTER TINT COLOR PICTURE CENTER BRIGHT DETAIL MEASURING INSTRUMENT 1 DC voltmeter or digital voltmeter 2 Oscilloscope 3 Signal generator Pattern generator NTSC 4 Remote control unit 5 TV audio multiplex signal generator 6 Fre...

Page 13: ... SELECTOR PWB MAIN PWB FRONT FRONT POWER FRONT CONTROL PWB FRONT AV INPUT PWB VOL CH MENU 007 006 TP E TP R TP B TP G CN005 CN004 E2 P E3 F901 125V 5A CN005 CN002 CN001 PW CN004 S1 UPPER FOCUS LOWER SCREEN MPX HV E1 P CN003 CN002 CN001 J501 SS CN006 CN007 IC702 IC701 CPU DEG TU001 TU001 J601 R507 Q511 Heatsink J502 J503 CN003 TU001 ...

Page 14: ... STATUS key on the remote control unit simultaneously to enter the SERVICE MENU screen 1 shown in the next figure page 2 SERVICE MENU screen selection Press the UP DOWN key of the MENU to select any of the following items The letters of the selected items are displayed in yellow PICTURE SOUND THEATER OTHERS PIP LOW LIGHT HIGH LIGHT RF AFC1 RF AFC2 VCO CW I2C BUS CTRL 3 Enter the any setting adjust...

Page 15: ...JUST RF AFC2 MODE DO NOT ADJUST I2C BUS CTRL MODE FIXED ON EXIT BY TOO HIGH GOOD TOO LOW RF AFC2 ON FINE 999 HIGH LEVEL REFERENCE LEVEL LOW LEVEL SYNC YES SELECT BY OPERATE BY EX IT EXIT BY I2C BUS ON SELECT BY OPERATE BY EX IT EXIT BY THEATER MODE 1 2 THEATER MODE 2 2 TINT 999 B CUT 999 COLOR 999 R DRIVE 999 PICTURE 999 B DRIVE 999 BRIGHT 999 DC REST 999 DETAIL 999 BLK ST 999 R CUT 999 GMM PNT 99...

Page 16: ...NG VALUE will be stored memorized 3 EXIT key Returns to the previous screen 5 Releasing SERVICE MENU 1 After returning to the SERVICE MENU upon completion of the setting ad justment work press the EXIT key again The settings for LOW LIGHT and HIGH LIGHT are described in the WHITE BAL ANCE page of ADJUSTMENT 1 BRIGHT STATUS 999 99999999 SETTING ITEM INITIAL SETTING VALUE Adjust SETTING VALUE PICTUR...

Page 17: ...alues When the four items No 6 7 8 and 9 are adjusted in the video mode the setting values in each item are revised independently No Setting Adjustment item Variable range Initial setting value 1 BRIGHT 000 127 063 2 PICTURE 000 127 080 3 COLOR 000 127 072 4 TINT 000 127 065 5 TV DETAIL 000 063 045 6 EXT BRIGHT 025 001 7 EXT PICT 025 002 8 EXT COLOR 025 002 9 EXT TINT 025 004 10 EXT DETAIL 000 063...

Page 18: ...03 003 53 SVM GAIN 000 003 003 54 CMP SVM GA 000 003 003 55 SVM PHASE 000 001 000 56 AUDIO SW 000 001 000 57 BUZZ 000 001 000 58 IF FREQ 000 001 000 59 RF AGC 000 063 045 60 AFT MUTE 000 001 000 61 AFT SENS 000 001 001 62 R G DRV SW 000 001 001 63 BLK SW 000 001 000 64 V S COR 000 015 012 65 V LIN 000 015 007 66 V SIZE 000 127 074 67 V AGC 000 001 000 68 V CENTER 000 063 053 69 TV AFC 000 003 000 ...

Page 19: ... 032 104 EX SN YC H 000 255 025 105 RF SN VC 1 000 063 000 106 RF SN VC 2 000 063 007 107 RF SN VC 3 000 063 014 108 RF SN VC 4 000 063 021 109 EX SN VC 1 000 063 000 110 EX SN VC 2 000 063 007 111 EX SN VC 3 000 063 014 112 EX SN VC 4 000 063 021 113 COR LEVEL 000 003 003 114 VNR CHK 000 255 003 115 YC SN TIME 000 255 005 116 VC SN TIME 000 255 005 117 VM DATA A 127 008 118 VM DATA B 127 004 119 ...

Page 20: ...VCO 000 063 003 11 IN GAIN 000 001 000 12 FIL OFFSET 010 000 13 BBE BASS 010 003 14 BBE TRE 010 003 SOUND MODE Setting Adjustment item Variable range Initial setting value TINT 20 06 COLOR 20 03 PICTURE 50 15 BRIGHT 20 00 DETAIL 20 03 R CUT 20 00 G CUT 20 00 B CUT 20 00 R DRIVE 99 07 B DRIVE 99 25 DC REST 00 03 01 BLK ST 00 03 00 GMM PNT 00 03 01 CD MATRIX 00 03 01 RY GAIN 00 01 01 GY PHASE 00 01 ...

Page 21: ...00 015 003 6 P G CUT 000 015 000 7 P B CUT 000 015 002 8 P R DR 000 255 052 9 P G DR 000 255 055 10 P B DR 000 255 060 11 LEFT POS 000 255 020 12 RIGHT POS 000 255 017 13 UPPER POS 000 127 012 14 LOWER POS 000 127 011 15 PICT LOCK 000 001 001 16 SELDEL 000 015 000 17 AGCFIX 000 001 001 18 AGCADST 000 001 000 19 AGC 000 015 007 20 VSPDEL 000 031 000 21 VSPISQ 000 001 001 22 YCOR 000 001 001 23 XFRE...

Page 22: ...g value R DRIVE 0 127 060 B DRIVE 0 127 060 HIGH LIGHT MODE Setting Adjustment item Variable range Initial setting value RF AFC1 ON OFF ON FINE 77 77 RF AFC1 MODE DO NOT ADJUST Setting Adjustment item Variable range Initial setting value RF AFC2 ON OFF ON FINE 77 77 RF AFC2 MODE DO NOT ADJUST Setting Adjustment item Variable range Initial setting value I2C BUS ON OFF FIXED ON I2C BUS CTRL MODE DO ...

Page 23: ...at there Is no irregular ity 7 Press the MUTE key and get color out No 59 RF AGC Item Measuring instrument Test point Adjustment part Description ADJUSTMENT OF RF AGC FOCUS adjustment Signal generator Notes Proceed to the following this adjustment after having completed the adjustments of B1 POWER SUPPLY SUB BRIGHT and PICTURE Set VIDEO STATUS to STANDARD The final adjustment of convergence must b...

Page 24: ...the cancel key for the WHITE BALANCE Notes Proceed to the following this adjustment after having completed the adjustment of LOW LIGHT WHITE BALANCE Set VIDEO STATUS to STANDARD 1 Receive a black and white signal Color off 2 Select the HIGH LIGHT MODE from the SERVICE MENU 3 Set the initial setting value of R DRIVE and B DRIVE is 060 with the 4 6 7 and 9 keys of the remote control unit 4 Adjust th...

Page 25: ...ALANCE Set VIDEO STATUS to STANDARD 1 Receive a broadcast 2 Select the No 1 BRIGHT of the PICTURE MODE 3 Set the initial setting value of the No 1 BRIGHT with the LEFT RIGHT key of the remote control unit 4 If the brightness is not best with the initial setting value make fine adjustment of the No 1 BRIGHT until you get the optimum bright ness SUB CONTRAST Adjustment Notes Proceed to the following...

Page 26: ...I until the screen will be horizontally centered No 72 H POSI Note Proceed to the following this adjustment after having completed the adjustments of SUB BRIGHT and SUB CONTRAST 1 Receive a crosshatch signal 2 Select the No 66 V SIZE of the PICTURE MODE to squeeze the laster 3 Adjust the No 65 V LIN of the PICTURE MODE to be symmetrical 4 Adjust the No 66 V SIZE until the vertical screen size is 9...

Page 27: ...djust COLOR and bring the value of A in the illustration to the voltage shown in the table 1 SUB TINT adjustment Notes Proceed to the following this adjustment after having completed the adjustment of CONTRAST Set VIDEO STATUS to STANDARD Method of adjustment without measuring instrument 1 Receive a broadcast 2 Select the No 4 TINT of the PICTURE MODE 3 Set the initial setting value of the No 4 TI...

Page 28: ...2 of MPX con nector and enlarge the voltage axis 4 Select the No 7 LOW SEP of the SOUND MODE 5 Set the initial setting value of the No 7 LOW SEP with the LEFT RIGHT key of the remote control unit 6 Adjust the No 7 LOW SEP so that the 300Hz signal level will be come minimum 7 Change the signal to 3kHz and connect an oscilloscope to pin 1 of MPX connector 8 Adjust the No 8 HI SEP so that the 3kHz si...

Page 29: ...he POWER SW ON 2 As shown in Fig 1 set the resistor between S1 connector 2 3 3 Make sure that the screen picture disappears 4 Temporarily unplug the power cord 5 Remove the resistor between S1 connector 2 3 6 Again plug the power cord make sure that the normal picture is displayed on the screen Fig 1 2 3 S1 CONNECTOR HEATER RESISTOR 24 5 kΩ 122 Ω 1 4 W POWER ON OFF RY951 R952 D535 R532 R951 Q951 Q...

Page 30: ...plied In the event a malfunction is detected the power is cut off immedi ately At this time the ON TIMER LED flashes to inform of the malfunc tion ON TIMER LED indication The ON TIMER LED flashes at 0 5 seconds intervals POWER Supplied After about 5 seconds Start of detection Malfunction is detected POWER OFF Flashing ON TIMER LED Over current protector Operation of B1 protector circuit The microc...

Page 31: ...nois 60504 630 851 7855 West Coast 5665 Corporate Avenue Cypress California 90630 714 229 8011 Southwest 10700 Hammerly Suite 105 Houston Texas 77043 713 935 9331 Hawaii 2969 Mapunapuna Place Honolulu Hawaii 96819 808 833 5828 Southeast 1500 Lakes Parkway Lawrenceville Georgia 30243 770 339 2582 JVC CANADA INC Head office 21 Finchdene Square Scarborough Ontario M1X 1A7 416 293 1311 Vancouver 13040...

Page 32: ...SCHEMATIC DIAGRAMS No 51797C Dec 2001 AV 27D502 COPYRIGHT 2001 VICTOR COMPANY OF JAPAN LTD AV 27D502 AR AV 27D502 AS CD ROM No SML200201 COLOR TELEVISION BASIC CHASSIS GC TV ...

Page 33: ...ce value µF withstand voltage V AV 27D502 AR AV 27D502 AS STANDARD CIRCUIT DIAGRAM Type No indication Ceramic capacitor MY Mylar capacitor MM Metalized mylar capacitor PP Polypropylene capacitor MPP Metalized polypropylene capacitor MF Metalized film capacitor TF Thin film capacitor BP Bipolar electrolytic capacitor TAN Tantalum capacitor 3 Coils No unit µH Others As specified 4 Power Supply B1 B2...

Page 34: ...M 2 15 FRONT CONTROL AND FRONT AV INPUT PWB CIRCUIT DIAGRAMS 2 16 PATTERN DIAGRAMS 2 17 MAIN PWB PATTERN 2 17 AV SELECTOR PWB PATTERN 2 19 CRT SOCKET PWB PATTERN 2 21 PIP PWB PATTERN 2 22 FRONT CONTROL AND FRONT AV INPUT PWB PATTERNS 2 23 CHANNEL CHART US 2 25 CHANNEL CHART CA 2 26 E C B OUT E IN E C B E C G D S B IN E OUT E C B E C B E C B CHIP TR TOP VIEW BOTTOM VIEW FRONT VIEW TRANSISTOR TOP VI...

Page 35: ... L MONO AUDIO R J401 J403 INPUT3 FRONT VIDEO AUDIO L MONO AUDIO R J503 AUDIO OUT AUDIO L AUDIO R VOL REMOCON RECEIVER VOL CH CH MENU ON TIMER LED IC151 SOUND ENHANCEMENT AUDIO PROCESSOR IC621 AUDIO OUT Q511 H OUT SCREEN HV L R L3 R3 L R V H DY01 DEF YOKE SP L SP R COM_Y COM_CB COM_CR SCL1 SDA1 VTV IC201 3L DIGITAL COMB FILTER LPF BPF AMP BUF Y C Y C IC301 PIP CONTROLLER TU001 TUNER V PIP TV SCL0 S...

Page 36: ... 3 D305 3 D307 4 D601 4 D603 4 D606 3 D306 3 D308 3 D309 3 D310 X 1 2W R859 0 R231 BW D855 0 82 TF C021 1 Q233 1 Q232 47k R238 56p CH C233 X C234 56 QQL244K 560Z L232 3 9k R237 3 3k R241 1 5k R243 100 16 C287 X CH C133 X CH C131 X R132 X R133 0 R131 5 6k R134 1 Q131 1k R135 X CH C132 220 16 C282 0 01 C283 470 NRSA02J 471X R288 ABL 1 8k R281 680 R283 x R285 150k R289 4 7k R286 10 50 C286 X R284 47 ...

Page 37: ...BP CONTROL P_LED KEY2 KEY1 P_LED T_LED COMPULIN AC MAIN_POW HP TV AGC_MUTE VP BBE_SW V_CCD VP CONTROL 9V_VC VTV A_MUTING GND SCL0 STB_5V SD STB_GND SEL_2 OSDYS SEL_3 SEL_4 SEL_5 VPIP SD SCL0 SDA0 FBP YOUT CONTROL MAIN_POW OSDB OSDG OSDR VC_R VP2 VC_G 5V_A 9V_VC VC_B VC_YS COUT SDA0 VPIP VPIP_GND SIGNAL LOOP_F AGC_MUTE OCP TV SDA0 FSC COM_Y CV MPX SCL0 BT CONTROL VPIP_GND OCP A_MUTING COM_Y CV HP V...

Page 38: ...7 1 5k 3WMFR QRL039J 102 R504 330p 500 QCB32HK 331Z C502 150p 500 QCB32HK 151Z C501 2SC4212 Z1 Q501 0 R501 1SR35 400A T2 D956 10k 1 2W R503 QQR0582 001Z L940 X R570 X R571 X R546 X R572 X R573 100 50 QETN1HM 107Z C914 X D543 X C543 3 D953 X R972 2 7k 1 2W R973 22k 1 2W R975 X C426 47k 1 2W R977 3 D973 MTZJ15C T2 D972 X R551 100 16 C971 47 25 C972 X C925 X Q543 39k R423 L511 270 R502 QEHR2CM 105Z C...

Page 39: ...3 R519 10 50 C501 0 Y502 2 Q501 6 D502 6 D504 6 D506 6 D507 5 6k R529 15k R083 3 3k R085 1 5k R570 1 5k R567 1 5k R522 1 8k R525 82 R502 OPT C526 82 R503 1k R508 10 16 N BP C507 1k R501 QNZ0454 001 J501 6 D501 18k R552 22k R553 1k R509 X LC501 1 50 N BP C083 LC503 X LC502 QGB1505K1 35 CN001 100 R331 100 R332 100 R333 100 R334 LTV1 L3 ER1 R1 R1 IN1 OTH L1 SCL0 COUT VPIP RTV1 SV CV SEL_5 FSC VPIP IN...

Page 40: ...CH C313 0 01 C322 0 C301 0 01 C324 0 01 C320 0 01 C325 0 01 C328 27MHz X TAL QAX0521 001Z X301 6 8 QQL244J 6R8Z L304 BW Y910 6 8 QQL244J 6R8Z L303 6 8 QQL244J 6R8Z L302 X 5V REGULATOR IN OUT IC351 47k R304 X R305 BW Y913 BW Y914 X R333 X Q332 X Q331 0 R331 BW C334 X R334 X R332 X C335 X R335 X R336 X R339 X Q334 X Q333 0 R337 BW C336 X R340 X R338 X C337 1k R309 X R308 470 R307 X R341 X R342 X R34...

Page 41: ...SC4544 LB B OUT Q353 1 8k R368 220 R356 100 R359 X C353 2SA933AS QR T Q391 220 10 C391 1k R393 TP G 1k R395 1k R394 1 5k R391 3 9k R392 3 D391 X Q356 X Q355 X Q354 X C361 X C362 X C363 10k OMR2 R365 PICTURE TUBE R G B V01 QNZ0537 001 SK351 X R369 X R370 X R371 220 R372 220 R373 0 R376 0 R377 0 R375 220 R374 100p 5 C392 G R B GND NC ANODE E2 GK RK BK H H 9V G1 G2 G3 CRT SOCKET PWB ASS Y SGC 3002A M...

Page 42: ...UT GND QSW0619 003Z S705 QSW0619 003Z S704 QSW0619 003Z S702 QSW0619 003Z S703 4 7k R702 X R701 15k R703 4 7k R705 X R704 15k R706 QJB003 074826 CN007 RED 7 POWER VOL VOL CH CH MENU FRONT CONTROL PWB ASS Y SGC 8501A M2 TO MAIN PWB CN007 QNN0281 003 J401 QNN0281 002 J402 QQR1199 001 LC401 QNN0282 001 J403 75 R401 220k R402 220k R403 BW C401 1 50 C402 1 50 C403 X Y401 X Y402 QJB003 054010 CN006 V L ...

Page 43: ...5 CN004 W766 W768 W771 W773 W774 W777 W778 W779 W780 W265 W781 W782 W785 W786 W787 W788 R827 W789 J810 W790 W791 W792 W793 W795 W798 W799 L W331 W805 W807 A W810 LC603 W812 99 C3 C136 R291 R2 92 W442 W4 43 Q Q L W817 W819 W821 R856 R776 D353 R823 CN005 R859 G W5 49 R047 C0 5 C006 D725 E3 Y002 Y003 C396 C3 97 C3 98 R R K939 Q150 R141 W606 UL MARK Y004 35 30 25 20 15 10 5 1 2 AV SW 25 20 15 10 5 2 1...

Page 44: ...W311 W253 W254 W255 W256 W258 W259 W260 W265 W270 W271 W272 W273 W276 W277 W278 W279 W280 W282 W284 W285 W286 W288 W289 W291 W292 W296 W298 W299 W300 W306 W192 W307 W312 W195 W313 UL MARK W318 W319 2 1 5 10 15 20 25 30 34 35 5 10 1 5 8 MTS TONE VOL AUDIO SW VIDEO SW 1 5 1 C085 C088 C089 C090 C091 C093 C151 C152 C157 C159 C160 C204 C205 C208 C212 C214 C215 23 C2 C232 C234 C236 C237 C241 C242 C243 C...

Page 45: ...Y351 W007 C011 W016 W018 W017 W022 W024 Y907 W027 Y906 W028 Y904 Y903 R317 C333 R005 W078 W079 C010 Y301 Y914 R341 Y332 Y333 R333 C334 Q331 R345 Y331 C335 W043 Y915 R310 Q304 L305 C305 Y003 Y005 C116 C161 L113 R101 R102 R105 R112 R116 R118 R131 R133 R134 W097 C102 C104 C105 C113 C114 C119 C124 C131 C121 L114 W084 W003 R115 C132 5 A B C D E 4 C 2 3 A 4 10 25 28 1 5 0 1 3 2 15 20 14 B D PIP TUNER IF...

Page 46: ...RONT POWER LED MENU CH CH VOL VOL POWER 1 3 5 7 1 MARK CKF1531 B01 1 WATO 01 06 13 D701 W003 S702 S703 S704 S705 S706 R705 R707 R708 R709 C701 UL MARK CN007 IC701 S701 5 1 MARK CKF1532 B01 1 WATO 01 06 13 K401 C401 C402 CN006 J401 J402 J403 R402 R403 Y401 W004 Q701 Q702 R701 R702 R703 R704 R706 W002 LC401 W001 UL MARK C403 R401 Y402 ...

Page 47: ...I I I VH MID SUPER HYPER ULTRA VL MODE TV REAL DISP W 35 W 36 W 37 W 38 W 39 W 40 W 41 W 42 W 43 W 44 W 45 W 46 W 47 W 48 W 49 W 50 W 51 W 52 W 53 W 54 W 55 W 56 W 57 W 58 W 59 W 60 W 61 W 62 W 63 W 64 W 65 W 66 W 67 W 68 W 69 W 70 W 71 W 72 W 73 W 74 W 75 W 76 W 77 W 78 W 79 W 80 W 81 W 82 W 83 W 84 A 8 A 4 A 3 A 2 A 1 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 100 10...

Page 48: ...I II I VH MID SUPER HYPER ULTRA VL MODE TV REAL DISP W 35 W 36 W 37 W 38 W 39 W 40 W 41 W 42 W 43 W 44 W 45 W 46 W 47 W 48 W 49 W 50 W 51 W 52 W 53 W 54 W 55 W 56 W 57 W 58 W 59 W 60 W 61 W 62 W 63 W 64 W 65 W 66 W 67 W 68 W 69 W 70 W 71 W 72 W 73 W 74 W 75 W 76 W 77 W 78 W 79 W 80 W 81 W 82 W 83 W 84 A 8 A 4 A 3 A 2 A 1 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 100 1...

Page 49: ...inois 60504 630 851 7855 West Coast 5665 Corporate Avenue Cypress California 90630 714 229 8011 Southwest 10700 Hammerly Suite 105 Houston Texas 77043 713 935 9331 Hawaii 2969 Mapunapuna Place Honolulu Hawaii 96819 808 833 5828 Southeast 1500 Lakes Parkway Lawrenceville Georgia 30243 770 339 2582 JVC CANADA INC Head office 21 Finchdene Square Scarborough Ontario M1X 1A7 416 293 1311 Vancouver 1304...

Page 50: ...SCHEMATIC DIAGRAMS No 51797 Mar 2001 AV 27D502 COPYRIGHT 2001 VICTOR COMPANY OF JAPAN LTD AV 27D502 R AV 27D502 S CD ROM No SML200103 COLOR TELEVISION BASIC CHASSIS AC TV ...

Page 51: ...ance value µF withstand voltage V AV 27D502 R AV 27D502 S STANDARD CIRCUIT DIAGRAM Type No indication Ceramic capacitor MY Mylar capacitor MM Metalized mylar capacitor PP Polypropylene capacitor MPP Metalized polypropylene capacitor MF Metalized film capacitor TF Thin film capacitor BP Bipolar electrolytic capacitor TAN Tantalum capacitor 3 Coils No unit µH Others As specified 4 Power Supply B1 B2...

Page 52: ...SOCKET PWB CIRCUIT DIAGRAM 2 15 LF PWB CIRCUIT DIAGRAM 2 16 PATTERN DIAGRAMS 2 17 MAIN PWB PATTERN 2 17 AV SELECTOR PWB PATTERN 2 19 CRT SOCKET AND PIP PWB PATTERNS 2 21 FRONT CONTROL FRONT AV INPUT AND LF PWB PATTERNS 2 23 CHANNEL CHART US CA 2 25 E C B OUT E IN E C B E C G D S B IN E OUT E C B E C B E C B CHIP TR TOP VIEW BOTTOM VIEW FRONT VIEW TRANSISTOR TOP VIEW BOTTOM VIEW FRONT VIEW IC TOP V...

Page 53: ...ECTOR PWB 2 2 MAIN PWB FRONT CONTROL PWB IC401 VERT OUT SCL0 SDA0 LF PWB J502 INPUT2 AUDIO L MONO AUDIO R J401 J403 INPUT3 FRONT VIDEO AUDIO L MONO AUDIO R J503 AUDIO OUT AUDIO L AUDIO R VOL REMOCON RECEIVER VOL CH CH MENU ON TIMER LED IC151 SOUND ENHANCEMENT AUDIO PROCESSOR IC401 AUDIO OUT Q511 H OUT SCREEN HV L R L R L R V H DY01 DEF YOKE SP L SP R COM_Y COM_CB COM_CR SCL1 SDA1 TV IC201 3L DIGIT...

Page 54: ... 9V 2 9V 8 7V 4 3V 3 7V 0 6V 0V 0V 4 0V 8 8V 3 3V 13 2V 8 7V 7 2V 4 9V 5 6V 8 7V V 5 0 0V 0V AV 27D502 AV 27D502 No 51797 No 51797 CIRCUIT DIAGRAMS 2 5 2 6 COMPONENT VIDEO INPUT INPUT2 NOT USED CRT SOCKET PWB X CNMD1 X CNOL1 X R287 X CNOE1 47 42 IC101 IC101 IC101 38 34 14 15 16 4 0Vp p H 3 5Vp p H IC101 NOTE BW X NON MOUNT 2SC2412K QR X 2SA1037AK QR X 4 5 2 3 1 DTC124EKA X 1 2Vp p H 0 92Vp p H 1 7...

Page 55: ...02 T502 T502 T502 T502 7 6 4 8 2 9 33Vp p H 90Vp p H 6Vp p V Q511 B 2 4Vp p H 1100Vp p H Q501 B Q501 C IC401 2 IC401 3 7 60Vp p V 32Vp p V NOTE BW X NON MOUNT 2SC2412K QR X 2SA1037AK QR X QQR0582 001Z 1 0Vp p H 140Vp p H 140Vp p H 90Vp p H 1SS133 T2 R404 L511 L521 C510 SAC 1506A M2 NOT USED QQR1027 004 4500pF QQLZ026 880 QFZ0196 452 SAC 1507A M2 QQR1027 002 3500pF QRE121J 100Y QQLZ026 430 QFZ0196 ...

Page 56: ... 1 V 0V 3 9V 0V 0V 5 0V 5 0V 0 2V 5 0V 5 0V 5 0V 4 8V 1 8V 0V 5 0V 8 2V 4 9V 5 0V 0V AV 27D502 AV 27D502 No 51797 No 51797 2 9 2 10 AV SELECTOR PWB SPEAKER L R PIP PWB IC702 CNOSN X FRONT VIDEO AUDIO INPUT INPUT3 SAC 8602A M2 SAC 8502A M2 NOTE BW X NON MOUNT 2SA1037AK QR X 2 3 1 BUS WIRE 2SC2412K QR X 1SS133 T2 DTA124EKA X MAIN PWB ASS Y SAC 1506A M2 SAC 1507A M2 FRONT CONTROL PWB ASS Y AT24C04 32...

Page 57: ...6V 0V 0V 0 6V 0V 0V 4 9V 1 7V 1 1V 1 6V 1 6V 0 9V 0V 2 6V 2 4V 4 9V 0V 0V 0V 0V 0 6V 0 6V 0 6V AV 27D502 AV 27D502 No 51797 No 51797 2 11 2 12 SAC0P502A M2 MAIN PWB NOTE BW X 2SC2412K QR X 1SS133 T2 BUS WIRE NON MOUNT Q303 E 2 5Vp p H PIP PWB ASS Y 2 5 PIP PWB CIRCUIT DIAGRAM ...

Page 58: ... V 4 4 V 4 4 V 4 3 V 4 3 V 4 4 V 4 4 V 4 5 V 4 5 V 4 5 V 4 5 V 4 5 V 4 5 V 4 5 V 4 5 V 4 5 V 4 5 V 4 5 V 0V 2 4 V 2 6V 8 7 V 4 5 V V 4 5 V 4 5 V 4 5 V 4 5 4 4 V 5 9 V 1 7 V 3 5 V 4 3 V 4 2 V 5V 4 5 V 1 2 V 5V 4 1 V 4 4 V 1 5 V 4 2 V 0V 1 3V 1 3 V 0V 10 6V 2 1 V 0V 10 0 V 0V 10 0V 0V 0V 0V 0V 0V 5 8V 0 6V 0V 8 7V 21 2V 8 8V 4 4V 3 9V AV 27D502 AV 27D502 No 51797 No 51797 2 13 2 14 INPUT1 INPUT2 NOT...

Page 59: ... C 116Vp p H 110Vp p H 130Vp p H NOTE BW X 3 BUS WIRE NON MOUNT 1SS133 T2 PICTURE TUBE Q351 Q352 Q353 CRT SOCKET PWB ASS Y SAC 3506A M2 SAC 3507A M2 V01 PICTURE TUBE A68QDN891X001 AD68ADT25X01 PARTS DIFFERENCE LIST V01 SAC 3506A M2 AV 27D502 S SAC 3507A M2 AV 27D502 R CRT SOCKET PWB CIRCUIT DIAGRAM No 51797 2 15 AV 27D502 ...

Page 60: ...MAIN PWB BRAIDED WIRE LIVE NEUTRAL ISOLATED SAC 9503A M2 NOTE BW X BUS WIRE NON MOUNT LF PWB ASS Y LF PWB CIRCUIT DIAGRAM 2 16 No 51797 AV 27D502 ...

Page 61: ...7D502 No 51797 No 51797 PATTERN DIAGRAMS FRONT F CAUTION FOR CONTINUED PROTECTION AGAINST FIRE HAZARD REPLACE ONLY WITH SAME TYPE AND RATED FUSE S AND ROHM S MFR S TYPE CP S TP E TP 91B B1 MAIN PWB PATTERN 2 17 2 18 ...

Page 62: ...AV 27D502 AV 27D502 No 51797 No 51797 TOP FRONT AV SELECTOR PWB PATTERN 2 20 2 19 ...

Page 63: ...AV 27D502 AV 27D502 No 51797 No 51797 CRT SOCKET PIP TOP FRONT TOP CRT SOCKET AND PIP PWB PATTERNS 2 21 2 22 ...

Page 64: ...AV 27D502 AV 27D502 No 51797 No 51797 FRONT CONTROL LF FRONT FRONT FRONT FRONT CONTROL FRONT AV INPUT AND LF PWB PATTERNS FRONT AV INPUT 2 23 2 24 ...

Page 65: ... I I VH MID SUPER HYPER ULTRA VL MODE TV REAL DISP W 35 W 36 W 37 W 38 W 39 W 40 W 41 W 42 W 43 W 44 W 45 W 46 W 47 W 48 W 49 W 50 W 51 W 52 W 53 W 54 W 55 W 56 W 57 W 58 W 59 W 60 W 61 W 62 W 63 W 64 W 65 W 66 W 67 W 68 W 69 W 70 W 71 W 72 W 73 W 74 W 75 W 76 W 77 W 78 W 79 W 80 W 81 W 82 W 83 W 84 A 8 A 4 A 3 A 2 A 1 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 100 101...

Page 66: ... II I VH MID SUPER HYPER ULTRA VL MODE TV REAL DISP W 35 W 36 W 37 W 38 W 39 W 40 W 41 W 42 W 43 W 44 W 45 W 46 W 47 W 48 W 49 W 50 W 51 W 52 W 53 W 54 W 55 W 56 W 57 W 58 W 59 W 60 W 61 W 62 W 63 W 64 W 65 W 66 W 67 W 68 W 69 W 70 W 71 W 72 W 73 W 74 W 75 W 76 W 77 W 78 W 79 W 80 W 81 W 82 W 83 W 84 A 8 A 4 A 3 A 2 A 1 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 100 10...

Page 67: ...nois 60504 630 851 7855 West Coast 5665 Corporate Avenue Cypress California 90630 714 229 8011 Southwest 10700 Hammerly Suite 105 Houston Texas 77043 713 935 9331 Hawaii 2969 Mapunapuna Place Honolulu Hawaii 96819 808 833 5828 Southeast 1500 Lakes Parkway Lawrenceville Georgia 30243 770 339 2582 JVC CANADA INC Head office 21 Finchdene Square Scarborough Ontario M1X 1A7 416 293 1311 Vancouver 13040...

Page 68: ...ON BASIC CHASSIS GC No 51797B Oct 2001 COPYRIGHT 2001 VICTOR COMPANY OF JAPAN LTD TV AV 27D502 AR AV 27D502 AS CONTENTS a SAFETY PRECAUTIONS STANDARD CIRCUIT DIAGRAM APPENDED a SERVICE ADJUSTMENTS OPERATING INSTRUCTIONS APPENDED PRELIMINARY ...

Page 69: ...ufacturer of the complete product 8 Do not check high voltage by drawing an arc Use a high voltage meter or a high voltage probe with a VTVM Discharge the picture tube before attempting meter connection by connecting a clip lead to the ground frame and connecting the other end of the lead through a 10kØ 2W resistor to the anode button 9 When service is required observe the original lead dress Extr...

Page 70: ...icture is in focus even when the screen gets darkness V POSITION V SIZE CHANGE Item Measuring instrument Test point Adjustment part Description V POSITION V SIZE adjustment Signal generator V CENTER SW S421 No 71 V POSI No 66 V SIZE No 78 TRAPEZ No 65 V LIN 1 Receive a crosshatch signal 2 Set the No 71 V POSI to 0 3 Adjust the V CENTER SW and No 66 V SIZE to the vertical size is 92 4 Confirm the v...

Page 71: ...se St Aurora Illinois 60504 630 851 7855 West Coast 5665 Corporate Avenue Cypress California 90630 714 229 8011 Southwest 10700 Hammerly Suite 105 Houston Texas 77043 713 935 9331 Hawaii 2969 Mapunapuna Place Honolulu Hawaii 96819 808 833 5828 Southeast 1500 Lakes Parkway Lawrenceville Georgia 30243 770 339 2582 JVC CANADA INC Head office 21 Finchdene Square Scarborough Ontario M1X 1A7 416 293 131...

Page 72: ...sistor CMF R Coating Metal Film Resistor UNF R Non Flammable Resistor CH V R Chip Variable Resistor CH MG R Chip Metal Glazed Resistor COMP R Composition Resistor LPTC R Linear Positive Temperature Coefficient Resistor C CAP Ceramic Capacitor E CAP Electrolytic Capacitor M CAP Mylar Capacitor HV CAP High Voltage Capacitor MF CAP Metalized Film Capacitor MM CAP Metalized Mylar Capacitor MP CAP Meta...

Page 73: ...1 002A A REMOCON WINDOW 3 CM48006 007 C JVC MARK 4 LC20217 005A A CONTROL KNOB 5 A48457 4 S SPRING 6 WJY0016 001A BRAIDED WIRE 7 WJY0013 004A BRAIDED WIRE 8 CEBSS12D 04KJ2 SPEAKER x2 SP01 SP02 9 LC10883 001C A CHASSIS BASE 10 LC20626 003D A TERMINAL BOARD 11 QYSBSB3010Z TAPPING SCREW x4 12 CHGY0031 0C ANT CABLE ASSY 13 LC10277 003A A REAR COVER 14 QYSBSFG4016Z TAPPING SCREW x12 15 LC30684 005A A B...

Page 74: ...V 27D502 No 51797 33 EXPLODED VIEW 11 14 16 15 MAIN PWB LF PWB CRT SOCKET PWB FRONT CONTROL PWB FRONT AV INPUT PWB AV SELECTOR PWB PIP PWB 3 100 102 V01 T1502 L01 101 8 8 13 17 1 10 9 12 4 2 6 5 7 18 18 ...

Page 75: ...X MG R 270Ø 1 16W J R1503 QRE121J 103Y C R 10kØ 1 2W J R1504 QRL039J 102 OM R 1kØ 3W J R1505 QRL039J 122 OM R 1 2kØ 3W J R1511 QRE121J 220Y C R 22Ø 1 2W J R1512 QRE121J 681Y C R 680Ø 1 2W J RESISTOR R1522 NRSA63J 561X MG R 560Ø 1 16W J R1523 QRJ146J 333X C R 33kØ 1 4W J R1525 QRZ9011 470 F R 47Ø 1 2W J R1526 QRE121J 272Y C R 2 7kØ 1 2W J R1527 28 QRE121J 184Y C R 180kØ 1 2W J R1529 NRSA63J 331X MG...

Page 76: ... 0 15µF 50V J C1391 QETN1CM 107Z E CAP 100µF 16V M C1392 NCB31HK 103X C CAP 0 01µF 50V K CAPACITOR C1393 95 NCB21HK 104X C CAP 0 1µF 50V K C1401 NDC21HJ 152X C CAP 1500pF 50V J C1403 NCB21HK 273X C CAP 0 027µF 50V K C1404 QETN1VM 107Z E CAP 100µF 35V M C1405 QCS32HJ 100Z C CAP 10pF 500V J C1407 QFLC2AK 563Z M CAP 0 056µF 100V K C1410 QFLC2AJ 104Z M CAP 0 1µF 100V J C1411 QETN1HM 105Z E CAP 1µF 50V...

Page 77: ...1800 1SS81 T2 SI DIODE D1801 1SS133 T2 SI DIODE D1810 MTZJ8 2C T2 ZENER DIODE D1811 1SS133 T2 SI DIODE D1901 D3SBA60 DIODE BRIDGE DIODE D1910 MA700A T2 SI DIODE D1911 RGP10J 5025 T3 SI DIODE D1912 RGP10J 5025 T3 SI DIODE D1913 RGP10J 5025 T3 SI DIODE D1914 1SS133 T2 SI DIODE D1915 SARS01 T2 SI DIODE D1917 MTZJ30A T2 ZENER DIODE D1918 MTZJ5 1C T2 ZENER DIODE D1920 1SS133 T2 SI DIODE D1931 RU30A F1 ...

Page 78: ...6V M C3382 QCZ0121 102 C CAP 1000pF 3000V Z C3391 QETN1AM 227Z E CAP 220µF 10V M C3392 NDC31HJ 101X C CAP 100pF 50V J COIL L3381 QQL244K 101Z PEAKING COIL 100µH K DIODE D3391 1SS133 T2 SI DIODE TRANSISTOR Q3351 53 2SC4544 LB SI TRANSISTOR Q3391 2SA933AS QR T SI TRANSISTOR OTHERS SK3351 QNZ0464 001 C R T SOCKET FRONT CONTROL PW BOARD ASS Y SAC 8502A M2 RESISTOR R8702 NRSA63J 472X MG R 4 7kØ 1 16W J...

Page 79: ...M 106Z E CAP 10µF 50V M C0324 25 NCB31HK 103X C CAP 0 01µF 50V K C0326 NCB21HK 104X C CAP 0 1µF 50V K C0327 QETN1HM 225Z E CAP 2 2µF 50V M C0328 NCB31HK 103X C CAP 0 01µF 50V K C0329 QETN1HM 225Z E CAP 2 2µF 50V M CAPACITOR C0330 NCB31HK 103X C CAP 0 01µF 50V K C0331 NCB21HK 104X C CAP 0 1µF 50V K COIL L0302 04 QQL244J 6R8Z COIL 6 8µH J DIODE D0301 1SS133 T2 SI DIODE TRANSISTOR Q0301 03 2SC2412K Q...

Page 80: ...CAP 1µF 50V M C0151 52 QENC1HM 105Z BP E CAP 1µF 50V M C0153 54 NCB31HK 332X C CAP 3300pF 50V K C0155 56 NCB21HK 333X C CAP 0 033µF 50V K C0157 58 QETN1HM 106Z E CAP 10µF 50V M C0159 QETN1EM 476Z E CAP 47µF 25V M CAPACITOR C0160 NCB21HK 104X C CAP 0 1µF 50V K C0205 QETN1HM 476Z E CAP 47µF 50V M C0206 NCB31HK 103X C CAP 0 01µF 50V K C0211 QENC1EM 106Z BP E CAP 10µF 25V M C0212 NDC31HJ 101X C CAP 10...

Page 81: ...STOR Q0261 62 2SC2412K QR X SI TRANSISTOR Q0263 2SA1037AK QR X SI TRANSISTOR Q0301 02 DTC124EKA X DIGI TRANSISTOR Q0385 DTC323TK X DIGI TRANSISTOR Q0387 DTC323TK X DIGI TRANSISTOR Q0453 2SC2412K QR X SI TRANSISTOR Q0454 DTC124EKA X DIGI TRANSISTOR Q0509 2SC2412K QR X SI TRANSISTOR IC IC0001 UPC1851BCU I C MONO ANA IC0151 NJM2150AD I C MONO ANA IC0201 TC90A53N I C DIGI MOS IC0371 BA15218N I C MONO ...

Page 82: ...ocal RESISTOR R3354 56 NRSA63J 221X MG R 220Ø 1 16W J R3357 59 NRSA63J 101X MG R 100Ø 1 16W J R3360 62 QRZ0111 152 C R 1 5kØ 1 2W K R3363 65 QRG029J 103 OM R 10kØ 2W J R3366 68 NRSA63J 182X MG R 1 8kØ 1 16W J R3372 74 NRSA63J 221X MG R 220Ø 1 16W J R3375 77 NRSA63J 0R0X MG R 0 0Ø 1 16W J R3381 QRE121J 394Y C R 390kØ 1 2W J R3391 NRSA63J 152X MG R 1 5kØ 1 16W J R3392 NRSA63J 392X MG R 3 9kØ 1 16W J...

Page 83: ...ER 2 CP30056 008 A POLY BAG 3 RM C301G 2A RC HAND UNIT 4 LCT0903 001A A INST BOOK 5 BT 51020 1Q REGISTER CARD 6 BT 52004 1Q WARRANTY CARD 7 LC10367 002B A CUSHION ASSY 4pcs in 1set 8 LC10181 020A A PACKING CASE 9 CM36616 001 A CORNER LABEL 2pcs in 1set 10 QPA02503505 POLY BAG PACKING 7 10 3 5 4 6 9 9 8 7 2 1 ...

Page 84: ...AV 27D502 No 51797 43 ...

Page 85: ...USTOMER In the spaces below enter the model and serial number of your television located at the rear of the television cabinet Staple your sales receipt or invoice to the inside cover of this guide Keep this user s guide in a convenient place for future reference Keep the carton and original packaging for future use Model Number Serial Number LCT0903 001B A 0201 TN JII JIM ...

Page 86: ...ure to disconnect both the power plug from the AC outlet and antenna for your safety To prevent electric shock do not use this polarized plug with an extension cord receptacle or other outlet unless the blades can be fully inserted to prevent blade exposure CAUTION To reduce the risk of electric shock Do not remove cover or back No user serviceable parts inside Refer servicing to qualified service...

Page 87: ...e of the type of power supply to your home consult your TV set dealer or local power company For battery operation refer to the operating instructions 3 Overloaded AC outlets and extension cords are dangerous and so are frayed power cords and broken plugs They may result in a shock or fire hazard Call your service technician for replacement 4 Do not allow anything to rest on or roll over the power...

Page 88: ...ial Never place the TV set near or over a radiator or heat register 9 To avoid personal injury Do not place a TV set on a sloping shelf unless properly secured Use only a cart or stand recommended by the TV set manufacturer Do not try to roll a cart with small casters across thresholds or deep pile carpets Wall or shelf mounting should follow the manufacturer s instructions and should use a mounti...

Page 89: ...en dropped or damaged in any way F When the TV set exhibits a distinct change in performance this indicates a need for service 16 Do not attempt to service this TV set yourself as opening or removing covers may expose you to dangerous voltage or other hazards Refer all servicing to qualified service personnel 17 When replacement parts are required have the service technician verify in writing that...

Page 90: ... to connect a coaxial cable from an external antenna or Cable TV system A matching TV stand is also available optional Used to make video connections with VCRs DVDs Camcorders etc optional Used to connect JVC AV Compu Link capable components for an automated home theater Used to connect audio video devices like VCRs DVD players stereo amplifiers game consoles etc S Video Plug AV Compu Link Cable W...

Page 91: ... sections of this manual Step One The Remote Control The remote control is the key to operating your television s many great features Before you can operate your remote control you first need to install the batteries included Basic Operation Turn the television on and off by pressing the POWER button at the top right corner of the remote The four key feature buttons at the center of the remote can...

Page 92: ...perate your television 1 Connect the yellow video cable out from the VCR s Video Output in to the TV s Video Input jack OR connect an S Video cable from the VCR s S Video output to the TV s S Video input 2 Connect the white audio cable out from the VCR s Left Audio Output in to the TV s Left Audio Input Jack 3 Connect the red audio cable out from the VCR s RightAudio Output in to the TV s Right Au...

Page 93: ...tarting on page 22 We recommend you complete the Plug In Menu items before you start using your television But to begin watching your television right away you only need to run the Auto Tuner Setup This lets your television learn the channels it is able to receive To run the Auto Tuner Setup follow the steps below The Auto Tuner is finished when the message PROGRAMMINGOVER appears onscreen Your Qu...

Page 94: ...hannel Summary 25 V Chip 26 Set Lock Code 33 Picture Settings Tint 34 Color 34 Picture 34 Bright 34 Detail 34 Noise Muting 35 Set Video Status 35 Sound Settings Bass 36 Treble 36 Balance 36 MTS Multi channel Sound 36 General Items On Off Timer 37 TV Speaker 38 V2 Component In 39 Closed Caption 39 BUTTON FUNCTIONS Menu 40 Exit and PIP Off 40 Display 40 Video Status 41 Sleep Timer 41 Hyper Surround ...

Page 95: ...ic types of antenna or cable connections If you have an antenna or have a cable system that does not require you use a cable box to select channels please refer to Diagram 1 If you have a cable system that requires the use of a cable box to access all the channels please refer to Diagram 2 If you cannot operate your Picture In Picture function using Diagram 2 try the connection shown in Diagram 3 ...

Page 96: ...Video cable from the VCR s S Video output to the TV s S Video input 5 Connect the white audio cable out from the VCR s Left Audio Output in to the TV s Left Audio Input Jack 6 Connect the red audio cable out from the VCR s Right Audio Output in to the TV s Right Audio Input jack Please see page 44 for information on using the PIP feature with a Cable Box If your VCR is a mono sound unit it will ha...

Page 97: ...n RFcable from the Cable Box Output in to the VCR RFInput 4 Connect an RFcable from the other the RFOutput on the splitter in to the RFInput on the back of the TV 5 Connect the yellow video cable out from the VCR s Video Output in to the TV s Video Input jack OR connect an S Video cable from the VCR s S Video output to the TV s S Video input 6 Connect the white audio cable out from the VCR s Left ...

Page 98: ...y vary colors please consult the user s manual for your DVDPlayer for more information Be careful not to confuse the red DVDcable with the red audio cable It is best to complete one set of connections DVDor Audio Output before starting the other to avoid accidentally switching the cables See page 20 for instructions on programming your remote control to operate the basic functions of your DVD play...

Page 99: ...er Connecting to a Camcorder 1 Connect the white audio cable from the TV s Left Audio Output jack to the Amplifier s Left Audio Input jack 2 Connect the red audio cable from the TV s Right Audio Output jack to the Amplifier s Right Audio Input jack See also TVSpeaker on page 38 for more information on using external speakers You may connect a camcorder to your television by using the front Input J...

Page 100: ...nk accessory you wish to connect If it is not contact an authorized JVC Service Center for part EWP 805 012 AV Compu Link can only be used with JVC brand products NOTES In order for the VCRplayback to begin automatically the recording tabs must be removed from the VHStape If the tab is in place automatic switching will occur when you push the VCR s PLAY button The AV Compu Link cable has a male 3 ...

Page 101: ...evel The CH and VOL buttons are also used to navigate JVC s onscreen menu system You can directly access specific channels using the 10 key pad For more information on remote control button features see pages 40 to 45 For information on using the onscreen menus see page 21 Changing the Batteries Push down on the remote s back cover and slide towards the bottom to remove it Insert two AAbatteries s...

Page 102: ...grammed with CATV and or Satellite codes for power on power off channel up channel down and 10 key operation 1 Find the CATV Satellite brand from the list of codes shown below 2 Slide the 2 way selector switch to CATV 3 Press and hold down the DISPLAY button 4 With the DISPLAY button held down enter the first code number listed using the 10 key pad 5 Release the DISPLAY button 6 Confirm the operat...

Page 103: ...switch to VCR 3 Press and hold down the DISPLAY button 4 With the DISPLAY button held down enter the first code number listed with the 10 key pad 5 Release the DISPLAY button 6 Confirm the operation of the VCR If your VCR does not respond to the first code try the others listed If it does not respond to any code try the Search Codes Function on page 50 Some manufacturer s VCR s may not respond to ...

Page 104: ...elector switch to DVD 3 Press and hold down the DISPLAY button 4 With the DISPLAY button held down enter the first code number listed with the 10 key pad 5 Release the DISPLAY button 6 Confirm the operation of the DVD player If your DVD player does not respond to the first code try the others listed If it does not respond to any code try the Search Codes Function on page 50 After you program your ...

Page 105: ...Y EX IT Certain symbols are used throughout this guide to help you learn about the features of your new television The ones you will see most frequently are Up and Down arrows mean press the CH or CH buttons Pressing the CH or CH buttons let you Move vertically in a main menu screen Move through a submenu screen Move to the next letter number or other choice in a submenu Back up to correct an erro...

Page 106: ...uage You can choose to view your onscreen menus in three languages English French or Spanish Press the MENU button To LANGUAGE To choose a language In Auto Tuner Setup the TV automatically scans through all available channels memorizing the active ones and skipping over blank ones or channels with weak signals This means when you scan using the CHANNEL buttons you will receive only clear active ch...

Page 107: ...ings Time D S T To turn D S T ON or OFF To FINISH To save settings and exit If you do not have a PBS station in your local area you will have to set the clock manually See Manual Clock Set on the next page for instructions The Daylight Savings Time feature automatically adjusts your TV s clock for Daylight Savings The clock will move forward one hour at 2 00 am on the first Sunday in April The clo...

Page 108: ...ou will have to reset the clock after a power interruption You must set the clock before operating any timer functions To set your clock manually without using the XDS signal choose MANUALfrom the Set Clock menu and follow the steps below To SET CLOCK To operate To MANUAL To move to the hour To set the hour To move to minutes To set the minutes To move to START CLOCK To start clock and exit MODE A...

Page 109: ...e from scan EXIT when finished You can block access to a channel by activating the Channel Lock To CHANNEL SUMMARY To operate To the Lock Column ZERO to lock or unlock that channel EXIT when finished Channel Guard Message When a viewer attempts to watch a guarded channel the following message appears To watch a channel that you have locked enter the Lock Code using the 10 key pad If the wrong code...

Page 110: ...m Canada and movie ratings You may use any or all of the settings US V Chip Canada V Chip Movie ratings Descriptions for setting each of the three V Chip formats appear in the next seven pages along with descriptions of the rating categories To access the rating categories THIS PROGRAMMING EXCEEDS YOUR RATING LIMITS PLEASE ENTER LOCK CODE BY 10 KEY PAD TO UNLOCK IT NO V CHIP ON OFF SET US TV RATIN...

Page 111: ...ge groups They contain little or no violence no strong language and little or no sexual dialog or situations TV PG Parental Guidance Suggested May contain some but not much strong language limited violence and some suggestive sexual dialog or situations It is recommended that parents watch these programs first or with their children TV 14 Parents Strongly Cautioned Programs contain some material t...

Page 112: ...umn is automatically locked To the TV 14 Column To turn on the lock To FINISH To save settings and exit If you want to change the setup move the cursor to the top column and change the lock icon to by pressing or again You may then select individual categories to block Press the MENU button To V CHIP To operate Lock icon will appear Press ZERO to access the V Chip menu To turn V Chip ON or OFF To ...

Page 113: ...rogram A display like this will appear If you decide you want to block this category of viewing press 0 while the above screen is visible and all programs from that category will be blocked Example 1 If you want to set your V Chip settings to block all programming above TV PG Press ZERO when TV PG is displayed All Programming above TV PG will be blocked For Children s programming you can block TV ...

Page 114: ...oned Parents with children under 13 are cautioned that the content of movies with this rating may include more explicit sexual language and violence content than movies rated PG R Restricted These films contain material that is explicit in nature and is not recommended for unsupervised children under the age of 17 NC 17 No One Under 17 These movies contain content which most parents would feel is ...

Page 115: ...nger children PG Parental Guidance Programming intended for a general audience but which may not be suitable for younger children Parents may consider some content not appropriate for children aged 8 13 14 14 Years and Older Parents are strongly cautioned to exercise discretion in permitting viewing by pre teens and early teens Programming may contain mature themes and scenes of intense violence 1...

Page 116: ...ulletins Locally Originated Programming News Political Programs Public Service Announcements Religious Programs Sports Weather Some Commercials TV programs or movies that do not have rating signals will be blocked if the Unrated Category is set to BLOCK Directions to Block Unrated Programs You can block programs that are not rated Press the MENU button To V CHIP To operate The lock icon appears Pr...

Page 117: ...The lock icon appears Press ZERO to access the Lock Code The first digit will be highlighted To select the number To move to the next digit Continue to follow these directions for all four numbers To FINISH To save settings and exit Your Lock Code is now set LOCK CODE 0 0 0 0 FINISH 0 After a power interruption you must reset the Lock Code Write your Lock Code number down and keep it hidden from p...

Page 118: ...etting Picture allows you to adjust the levels of black and white on the TV screen giving you a darker or brighter picture overall Press the MENU button To PICTURE To increase the level of contrast To decrease the level of contrast To move to the next setting You can adjust the overall brightness of the TV picture with the Bright control Press the MENU button To BRIGHT To lighten the picture To da...

Page 119: ...ttings at any time by pressing the VIDEO STATUS button on the remote control TINT COLOR PICTURE BRIGHT DETAIL SAVE AS CHOICE The setting screen will disappear if you do not make any adjustments or move to the next setting in approximately three seconds Any changes you have made to picture settings up to that point will be stored You can exit the Picture Settings menu at any time by pressing the EX...

Page 120: ...t setting MTS technology allows several audio signals to be broadcast at once giving you a choice in what you wish to hear with a TV program In addition to mono or stereo sound an MTSbroadcast may also include a Second Audio Program SAP Press the MENU button To MTS Select the mode The ON AIR arrow tells you if a broadcast is in Stereo and or contains an SAP Keep the TV in STEREO mode to get the be...

Page 121: ...elect channel To move to MODE Choose ONCE or EVERYDAY To ON OFFTIMER Choose YES to accept the timer setting choose NOif you don t wish to accept To FINISH To save settings On Off Timer On Off Timer Note for PIP D502 models only The On Off time cannot be set to locked or guarded channels In order for the On Off timer to work the clock must be set After a power interruption the Timer settings must b...

Page 122: ...Nor OFF EXIT when finished Before you turn the TV Speaker setting from OFF to ON make sure that theTV volume level is low If theTV volume is set too high the sound level will be extremely loud After a power interruption the TV Speaker settings will return to ON TV Speaker External Speakers When using external speakers or amplifiers shut off the TV Speakers see TV Speaker above NOTE TV SPEAKER ON O...

Page 123: ...and display this information using the Closed Caption feature To activate the Closed Caption feature follow the steps below Press the MENU button To CLOSED CAPTION To operate To select CAPTION for Closed Captions TEXT for text display or OFF for no display To move to CAPTION or TEXT To select a caption CC1 to CC4 or text channel T1 to T4 To accept that selection and move to FINISH To save settings...

Page 124: ...t set the Display screen will show Clock Not Set Sleep Timer Off and On Off Timer Off respectively NOTE The Display screen shows the current status of timers and inputs Press the DISPLAY button The screen above shows the following information The current channel or AV input Channel 07 The current time 12 20 pm Sleep Timer status minutes remaining The Sleep Timer is off On Off Timer status Set to t...

Page 125: ...vals of 15 minutes for a total time of up to 180 minutes Press the SLEEP TIMER button Sleep Timer Message 20 seconds before the automatic shutoff this message will appear You then have 20 seconds to press the Sleep Timer button to delay the shutoff for another 15 minutes GOOD NIGHT PUSH SLEEP TIMER BUTTON TO EXTEND Creates a deep three dimensional sound effect by channeling the audio through the T...

Page 126: ...ecific channel to return to while scanning through the channels using the CH and CH buttons RETURN and hold for three seconds The channel currently active has been programmed as your Return channel Now scan through the channels using the CHANNEL buttons RETURN You will return to your programmed channel To cancel your Return channel press and hold the RETURN button for three seconds The message RET...

Page 127: ... tuner or a cable box to select channels Set this switch to TV to operate the television s built in tuner Move the switch to CATV to operate a cable box See page 18 for information on programming your remote for cable box operation You can control a VCRor DVDplayer with the buttons on the lower part of the remote control Use the VCR DVD selector switch to choose either VCRor DVD operation See page...

Page 128: ...ress of ON MOVE will shift the PIP window to a different corner 02 07 Cable Box Note The 2 Tuner PIPfunction may not operate when used with certain cable boxes This is because while some models of cable box may receive up to 181 channels they may only send the signal from one channel to your television please also see diagram on page 11 For the PIPtuner to operate correctly it must have access to ...

Page 129: ...splayed on the main screen for the one shown in the PIP window by pressing SWAP Like the main CHANNEL buttons CHANNEL for PIP lets you scan through the channels in the PIP window Direct channel selection with the 10 key pad for PIPis not possible You can select the signal source for the PIP window image If the PIP does not have a signal the window will be blue If you connect a DVDto Video 2 the PI...

Page 130: ...Troubleshooting 46 ...

Page 131: ...access to the Television by the service representatives If in home service is not avail able carry in service will be provided If service is not locally available box the product carefully preferably in its original carton and ship insured with a copy of your bill of sale plus a letter of explanation of the problem to the nearest JVC Factory Service Center the name and location which will be given...

Page 132: ...TICULAR PURPOSE ARE LIMITED TO THE WARRANTY PERIOD SET FORTH ABOVE Some states do not allow the exclusion of incidental or consequential damages or limita tions on how long the warranty lasts so these exclusions or limitations may not apply to you This warranty gives you specific legal rights and you may also have other rights which vary state to state JVC COMPANYOF AMERICA 1700 Valley Road DIVISI...

Page 133: ...mber to retain your Bill of Sale for Warranty Service Caution To prevent electrical shock do not open the cabinet There are no user serviceable parts inside Please refer to qualified service personnel for repairs Accessories To purchase accessories for your JVC product please call toll free 1 800 882 2345 or on the web at www JVC com For service in Canada To locate your local JVC service center or...

Page 134: ...old for at least three seconds and release 3 Press VCR POWER see if the VCR responds 4 If there was a response press RETURN The operating codes are now set If there was no response repeat Step 3 If you repeat Step 3 a total of 80 times without a response use the manufacturers remote control which came with the VCR 5 Press RETURN to exit DVD Player Search Codes Function 1 Slide the first 2 way sele...

Page 135: ...Specifications 51 Specifications subject to change without notice ...

Page 136: ...JVC COMPANY OF AMERICA Division of JVC Americas Corp 1700 Valley Road Wayne New Jersey 07470 JVC CANADA INC 21 Finchdene Square Scarborough Ontario Canada M1X 1A7 ...

Page 137: ...CTOR COMPANY OF JAPAN LTD TV AV 27D502 AR AV 27D502 AS CONTENTS a SPECIFICATIONS 2 a SAFETY PRECAUTIONS 3 a FEATURES 4 a MAIN DIFFERENCE LIST 5 a HOW TO IDENTIFY MODELS 5 a FUNCTIONS 6 a SPECIFIC SERVICE INSTRUCTIONS 7 a SERVICE ADJUSTMENTS 12 STANDARD CIRCUIT DIAGRAM APPENDIX 2 1 a PARTS LIST 31 ...

Page 138: ... 174MHz 216MHz 14 69 470MHz 806MHz 02 06 A 8 by 02 06 01 07 13 by 07 13 A 1 by 14 22 J W by 23 36 54MHz 804MHz W 1 W 28 by 37 64 W 29 W 84 by 65 125 A8 A4 A1 by 01 96 99 180 Channels 45 75MHz 41 25MHz 4 5MHz 3 58MHz 120V AC 60Hz 123W 27 68cm Measured Diagonally 29kV 1 3kV at zero beam current 2 4 3 4 5 12cm Oval type 2 5W 2 Video 1 3 1Vp p 75Ø RCA pin jack Audio 1 2 3 500mVrms 4dBs High Impedance ...

Page 139: ...ufacturer of the complete product 8 Do not check high voltage by drawing an arc Use a high voltage meter or a high voltage probe with a VTVM Discharge the picture tube before attempting meter connection by connecting a clip lead to the ground frame and connecting the other end of the lead through a 10kØ 2W resistor to the anode button 9 When service is required observe the original lead dress Extr...

Page 140: ...L COMB FILTER circuit improved picture quality IC702 EEPROM 4k bit IC701 MAIN MICON IF2 SCL 1 SDA 1 SCL 0 SDA 0 AFT2 AFT1 Remote control unit IC301 PIP CONTROL IC001 MTS TONE SURROUND CONTROL TU001 TUNER 1 TU001 TUNER 2 IC101 1 CHIP CONTROL Component input terminal for taking best advantage of Component Video Signal Audio Video input terminal S input 2 V input 2 Variable audio output terminal Clos...

Page 141: ...M2 SGC 3001A M2 PICTURE TUBE A68ADT25X01 A68QDN891X001 Model Part name AV 27D502 AR AV 27D502 AS RATING LABEL LC31139 001A A GQ30032 001A A The difference between AV 27D502 AR and AV 27D502 AS is in the PICTURE TUBE As the result of the difference in PICTURE TUBE the MAIN PWB also differ INDICATED AV 27D502 INDICATED AR INDICATED AV 27D502 INDICATED AS GQ30032 001A A ...

Page 142: ...N MOVE INPUT 1 7 4 100 3 9 6 RETURN MUTING MENU V CHIP PIP OFF EXIT 2 8 0 5 CH VOL VOL CH REC STOP PAUSE PLAY FF REW TV CATV DVD VCR VCR CHANNEL TV VCR VCR DVD POWER PREV NEXT OPEN CLOSE STILL PAUSE RM C301G HYPER SURROUND TV a FRONT PANEL DOOR OPENED MENU MENU CHANNEL CHANNEL OPERATE POWER POWER ON TIMER VOLUME VOLUME INPUT3 VIDEO INPUT3 VIDEO AUDIO TERMINAL L MONO AUDIO R ...

Page 143: ...arked E as shown in Fig 1 it can be removed REMOVING THE FRONT CONTROL AND FRONT AV INPUT PW BOARDS After removing the rear cover and chassis 1 Remove the 3 screws marked F and the 2 screws marked G as shown in Fig 1 2 Then remove the FRONT CONTROL PWB and FRONT AV INPUT PWB If necessary take off the wire connector s etc SPECIFIC SERVICE INSTRUCTIONS REMOVING THE SPEAKER After removing the rear co...

Page 144: ...51797C Fig 1 A CHASSIS BASE AV SELECTOR PWB PIP PWB MAIN PWB SPEAKER SPEAKER CRT SOCKET PWB FRONT CONTROL PWB FRONT AV INPUT PWB PICTURE TUBE REAR COVER FRONT CABINET x3 x4 H x4 H x4 F G x2 x3 E C CLAW CLAW B B D A x9 ...

Page 145: ...ONSTANT screen 4 Refer to the SYSTEM CONSTANT table and check the setting items Where these differ select the setting item with the MENU UP DOWN key and adjust the setting with the MENU LEFT RIGHT keys The letters of the selected item are displayed in yellow 5 After adjusting release the MENU LEFT RIGHT key to store the setting value 6 Press the EXIT key twice to return the normal screen 5 Receive...

Page 146: ...JUST TINT CENTER COLOR CENTER PICTURE CENTER BRIGHT CENTER DETAIL CENTER NOISE MUTING ON SET VIDEO STATUS ALL CENTER SOUND ADJUST BASS CENTER TREBLE CENTER BALANCE CENTER MTS STEREO CLOCK TIMERS SET CLOCK Unnecessary to set ON OFF TIMER NO INITIAL SETUP TV SPEAKER ON COMPONENT IN NO LANGUAGE ENG CLOSED CAPTION OFF AUTO TUNER SETUP TUNER MODE AIR CHANNEL SUMMARY Unnecessary to set V CHIP OFF SET LO...

Page 147: ...t Transistors diodes variable resistors etc 1 Apply extra solder to each lead 2 As shown in the figure push the part with tweezers and alter nately melt the solder at each lead Shift and remove the chip part Note After removing the part remove remaining solder from the pattern REPLACEMENT OF CHIP COMPONENT 2 How to install Chip parts Resistors capacitors etc 1 Apply solder to the pattern as indica...

Page 148: ...ent Unless otherwise specified in the adjustment instructions preset the following functions with the remote control unit VIDEO STATUS STANDARD HYPER SURROUND OFF BASS TREBLE BALANCE CENTER TINT COLOR PICTURE CENTER BRIGHT DETAIL MEASURING INSTRUMENT 1 DC voltmeter or digital voltmeter 2 Oscilloscope 3 Signal generator Pattern generator NTSC 4 Remote control unit 5 TV audio multiplex signal genera...

Page 149: ...CTOR PWB MAIN PWB FRONT FRONT POWER FRONT CONTROL PWB FRONT AV INPUT PWB VOL CH MENU 007 006 TP E TP R TP B TP G CN005 CN004 E2 F901 125V 5A CN005 CN001 CN004 S1 S421 UPPER FOCUS LOWER SCREEN DEG MPX HV E1 CN002 CN001 J501 SS PW B1 CN007 CN006 IC702 IC701 CPU TU001 T111 TU001 J601 Q511 Heatsink J502 J503 CN002 TU001 ...

Page 150: ...d VIDEO STATUS key on the remote control unit simultaneously to enter the SERVICE MENU screen 1 shown in the next figure page 2 SERVICE MENU screen selection Press the UP DOWN key of the MENU to select any of the following items The letters of the selected items are displayed in yellow PICTURE SOUND THEATER OTHERS PIP LOW LIGHT HIGH LIGHT RF AFC1 RF AFC2 TU2 VCO I2C BUS CTRL 3 Enter the any settin...

Page 151: ... ADJUST RF AFC2 MODE DO NOT ADJUST I2C BUS CTRL MODE FIXED ON EXIT BY TOO HIGH GOOD TOO LOW RF AFC2 ON FINE 999 HIGH LEVEL REFERENCE LEVEL LOW LEVEL SYNC YES SELECT BY OPERATE BY EX IT EXIT BY I2C BUS ON SELECT BY OPERATE BY EX IT EXIT BY THEATER MODE 1 2 THEATER MODE 2 2 TINT 999 B CUT 999 COLOR 999 R DRIVE 999 PICTURE 999 B DRIVE 999 BRIGHT 999 DC REST 999 DETAIL 999 BLK ST 999 R CUT 999 GMM PNT...

Page 152: ...ING VALUE will be stored memorized 3 EXIT key Returns to the previous screen 5 Releasing SERVICE MENU 1 After returning to the SERVICE MENU upon completion of the setting ad justment work press the EXIT key again The settings for LOW LIGHT and HIGH LIGHT are described in the WHITE BAL ANCE page of ADJUSTMENT 1 BRIGHT STATUS 999 99999999 SETTING ITEM INITIAL SETTING VALUE Adjust SETTING VALUE PICTU...

Page 153: ... four items No 6 7 8 and 9 are adjusted in the video mode the setting values in each item are revised independently No Setting Adjustment item Variable range Initial setting value AV 27D502 AR AV 27D502 AS 1 BRIGHT 000 127 063 2 PICTURE 000 127 080 3 COLOR 000 127 072 4 TINT 000 127 065 5 TV DETAIL 000 063 055 6 EXT BRIGHT 025 000 7 EXT PICT 025 006 8 EXT COLOR 025 006 9 EXT TINT 025 000 10 EXT DE...

Page 154: ...0 56 AUDIO SW 000 001 000 57 BUZZ 000 001 000 58 IF FREQ 000 001 000 59 RF AGC 000 063 045 60 AFT MUTE 000 001 000 61 AFT SENS 000 001 001 62 R G DRV SW 000 001 001 63 BLK SW 000 001 000 64 V S COR 000 015 011 65 V LIN 000 015 010 66 V SIZE 000 127 056 065 67 V AGC 000 001 000 68 V CENTER 000 063 000 69 TV AFC 000 003 000 70 EXT AFC 000 003 002 71 V POSI 000 007 000 72 H POSI 000 031 021 022 73 H ...

Page 155: ... YC H 000 255 025 105 RF SN VC 1 000 063 000 106 RF SN VC 2 000 063 007 107 RF SN VC 3 000 063 014 108 RF SN VC 4 000 063 021 109 EX SN VC 1 000 063 000 110 EX SN VC 2 000 063 007 111 EX SN VC 3 000 063 014 112 EX SN VC 4 000 063 021 113 COR LEVEL 000 003 003 114 VNR CHK 000 255 003 115 YC SN TIME 000 255 005 116 VC SN TIME 000 255 005 117 VM DATA A 127 008 118 VM DATA B 127 004 119 VM DATA C 127 ...

Page 156: ...TRE 010 003 SOUND MODE TINT 20 06 COLOR 20 03 PICTURE 50 15 BRIGHT 20 00 DETAIL 20 03 R CUT 20 00 G CUT 20 00 B CUT 20 00 R DRIVE 99 07 B DRIVE 99 25 DC REST 00 03 01 BLK ST 00 03 00 GMM PNT 00 03 01 CD MAT 00 03 01 RY GAIN 00 01 01 GY PHASE 00 01 00 CORING 00 01 01 CMP CD M 00 03 01 CMP RY G 00 01 01 CMP GY P 00 01 00 CMP COR 00 01 01 THEATER MODE No Setting Adjustment item Variable range Initial...

Page 157: ... POS 000 255 017 13 UPPER POS 000 127 012 14 LOWER POS 000 127 011 15 PICT LOCK 000 001 001 16 SELDEL 000 015 000 17 AGCFIX 000 001 001 18 AGCADST 000 001 000 19 AGC 000 015 007 20 VSPDEL 000 031 000 21 VSPISQ 000 001 001 22 YCOR 000 001 001 23 XFREQF 000 001 001 24 WTCHDG 000 001 001 25 COLON 000 001 000 26 ACQNEW 000 001 000 27 DSTDET 000 001 001 28 CRIBEOK 000 001 000 29 FCBEOK 000 001 000 30 N...

Page 158: ...g value R DRIVE 0 127 060 B DRIVE 0 127 060 HIGH LIGHT MODE Setting Adjustment item Variable range Initial setting value RF AFC1 ON OFF ON FINE 77 77 RF AFC1 MODE DO NOT ADJUST Setting Adjustment item Variable range Initial setting value RF AFC2 ON OFF ON FINE 77 77 RF AFC2 MODE DO NOT ADJUST Setting Adjustment item Variable range Initial setting value I2C BUS ON OFF FIXED ON I2C BUS CTRL MODE DO ...

Page 159: ...otes Proceed to the following this adjustment after having completed the adjustments of B1 POWER SUPPLY SUB BRIGHT and PICTURE Set VIDEO STATUS to STANDARD The final adjustment of convergence must be done after the FOCUS adjustment Convergence is changed by FOCUS adjustment 1 Receive a crosshatch signal 2 While looking at the screen center adjust the FOCUS VR so that the horizontal lines will be c...

Page 160: ...the WHITE BALANCE Notes Proceed to the following this adjustment after having completed the adjustment of LOW LIGHT WHITE BALANCE Set VIDEO STATUS to STANDARD 1 Receive a black and white signal Color off 2 Select the HIGH LIGHT MODE from the SERVICE MENU 3 Set the initial setting value of R DRIVE and B DRIVE is 060 with the 4 6 7 and 9 keys of the remote control unit 4 Adjust the screen until it b...

Page 161: ...CE Set VIDEO STATUS to STANDARD 1 Receive a broadcast 2 Select the No 1 BRIGHT of the PICTURE MODE 3 Set the initial setting value of the No 1 BRIGHT with the LEFT RIGHT key of the remote control unit 4 If the brightness is not best with the initial setting value make fine adjustment of the No 1 BRIGHT until you get the optimum bright ness SUB CONTRAST adjustment Notes Proceed to the following thi...

Page 162: ...sshatch signal be come to the center of CRT 5 Select the No 66 V SIZE of the PICTURE MODE to squeeze the raster 6 Adjust the No 66 V SIZE untill the vertical screen size is 90 Screen size Picture size 100 Screen size 90 Picture size 100 H POSITION adjustment ADJUSTMENT OF DEFLECTION PIP DISPLAY POSITION adjustment Notes Proceed to the following this adjustment after having completed the adjustment...

Page 163: ...LOR and bring the value of A in the illustration to the voltage shown in the table 1 SUB TINT adjustment Notes Proceed to the following this adjustment after having completed the adjustment of CONTRAST Set VIDEO STATUS to STANDARD Method of adjustment without measuring instrument 1 Receive a broadcast 2 Select the No 4 TINT of the PICTURE MODE 3 Set the initial setting value of the No 4 TINT with ...

Page 164: ...ge axis 4 Select the No 7 LOW SEP of the SOUND MODE 5 Set the initial setting value of the No 7 LOW SEP with the LEFT RIGHT key of the remote control unit 6 Adjust the No 7 LOW SEP so that the 300Hz signal level will be come minimum 7 Change the signal to 3kHz and connect an oscilloscope to pin 1 of MPX connector 8 Adjust the No 8 HI SEP so that the 3kHz signal level will become minimum No 7 LOW S...

Page 165: ...urn the POWER SW ON 2 As shown in Fig 1 set the resistor between S1 connector 1 3 3 Make sure that the screen picture disappears 4 Temporarily unplug the power cord 5 Remove the resistor between S1 connector 1 3 6 Again plug the power cord make sure that the normal picture is displayed on the screen Fig 1 3 1 S1 CONNECTOR HEATER RESISTOR 24 7 kΩ 123 5 Ω POWER ON OFF RY951 R952 D535 R532 R951 Q951 ...

Page 166: ...pplied In the event a malfunction is detected the power is cut off immedi ately At this time the ON TIMER LED flashes to inform of the malfunc tion ON TIMER LED indication The ON TIMER LED flashes at 0 5 seconds intervals POWER Supplied After about 5 seconds Start of detection Malfunction is detected POWER OFF Flashing ON TIMER LED Over current protector Operation of B1 protector circuit The micro...

Page 167: ...inois 60504 630 851 7855 West Coast 5665 Corporate Avenue Cypress California 90630 714 229 8011 Southwest 10700 Hammerly Suite 105 Houston Texas 77043 713 935 9331 Hawaii 2969 Mapunapuna Place Honolulu Hawaii 96819 808 833 5828 Southeast 1500 Lakes Parkway Lawrenceville Georgia 30243 770 339 2582 JVC CANADA INC Head office 21 Finchdene Square Scarborough Ontario M1X 1A7 416 293 1311 Vancouver 1304...

Page 168: ...sistor CMF R Coating Metal Film Resistor UNF R Non Flammable Resistor CH V R Chip Variable Resistor CH MG R Chip Metal Glazed Resistor COMP R Composition Resistor LPTC R Linear Positive Temperature Coefficient Resistor C CAP Ceramic Capacitor E CAP Electrolytic Capacitor M CAP Mylar Capacitor HV CAP High Voltage Capacitor MF CAP Metalized Film Capacitor MM CAP Metalized Mylar Capacitor MP CAP Meta...

Page 169: ...H0100 001 FBT Within MAIN PWB V01 A68ADT25X01 CRT Inc DY AV 27D502 AR V01 A68QDN891X001 CRT Inc DY AV 27D502 AS 1 QMPD200 200 JC POWER CORD CN10PW Within MAIN PWB 2 LC30191 002A A REMOCON WINDOW 3 CM48006 007 C JVC MARK 4 LC20217 005B A CONTROL KNOB 5 A48457 4 S SPRING 6 WJY0016 001A BRAIDED WIRE 7 WJY0013 004A BRAIDED WIRE 8 CEBSS12D 04KJ2 SPEAKER x2 SP01 SP02 9 LC10883 001C A CHASSIS BASE 10 LC2...

Page 170: ... 27D502 No 51797C 33 EXPLODED VIEW 11 14 14 16 15 MAIN PWB CRT SOCKET PWB FRONT CONTROL PWB FRONT AV INPUT PWB AV SELECTOR PWB PIP PWB 3 100 102 V01 T1502 L01 101 8 8 13 17 1 10 9 12 4 2 6 5 7 18 19 19 18 ...

Page 171: ...kØ 1 16W J R1501 NRSA63J 0R0X MG R 0 0Ø 1 16W J R1502 NRSA63J 271X MG R 270Ø 1 16W J R1503 QRE121J 103Y C R 10kØ 1 2W J R1504 QRL039J 102 OM R 1kØ 3W J R1505 QRL039J 122 OM R 1 2kØ 3W J RESISTOR R1511 QRE121J 220Y C R 22Ø 1 2W J R1512 QRE121J 681Y C R 680Ø 1 2W J R1523 QRJ146J 333X C R 33kØ 1 4W J R1525 QRZ9011 470 F R 47Ø 1 2W J R1526 QRE121J 272Y C R 2 7kØ 1 2W J R1527 28 QRE121J 184Y C R 180kØ ...

Page 172: ...1237 NCB31HK 103X C CAP 0 01µF 50V K CAPACITOR C1281 QFV71HJ 474Z MF CAP 0 47µF 50V J C1282 QETN1CM 227Z E CAP 220µF 16V M C1283 NCB31HK 103X C CAP 0 01µF 50V K C1284 QETN1HM 225Z E CAP 2 2µF 50V M C1285 NCB31HK 103X C CAP 0 01µF 50V K C1286 QETN1HM 106Z E CAP 10µF 50V M C1287 QETN1CM 107Z E CAP 100µF 16V M C1288 NCB31HK 103X C CAP 0 01µF 50V K C1352 QETN1CM 336Z E CAP 33µF 16V M C1354 QFV71HJ 154...

Page 173: ... DIODE D1101 02 MTZJ5 6B T2 ZENER DIODE D1305 10 1SS133 T2 SI DIODE D1352 MTZJ9 1C T2 ZENER DIODE D1353 1SS133 T2 SI DIODE D1421 1N4003 T2 SI DIODE D1422 MTZJ75 T2 ZENER DIODE D1424 1SS133 T2 SI DIODE DIODE D1501 RH3G F1 SI DIODE D1502 RU3AM LFC4 SI DIODE D1521 RH1S T3 SI DIODE D1523 RGP10J 5025 T3 SI DIODE D1525 26 1SS81 T5 SI DIODE D1527 1SR124 400A T2 SI DIODE D1529 MTZJ5 1C T2 ZENER DIODE D153...

Page 174: ...16W J W1581 NRSA63J 0R0X MG R 0 0Ø 1 16W J W1609 NRSA63J 0R0X MG R 0 0Ø 1 16W J W1628 NRSA63J 0R0X MG R 0 0Ø 1 16W J W1636 NRSA63J 0R0X MG R 0 0Ø 1 16W J W1653 NRSA63J 0R0X MG R 0 0Ø 1 16W J W1666 NRSA63J 0R0X MG R 0 0Ø 1 16W J W1710 NRSA63J 0R0X MG R 0 0Ø 1 16W J W1716 NRSA63J 0R0X MG R 0 0Ø 1 16W J W1729 NRSA63J 0R0X MG R 0 0Ø 1 16W J W1746 NRSA63J 0R0X MG R 0 0Ø 1 16W J W1762 NRSA63J 0R0X MG R ...

Page 175: ...pF 50V J C0101 02 NCB31HK 103X C CAP 0 01µF 50V K C0104 05 NCB31HK 103X C CAP 0 01µF 50V K C0106 QETN1EM 476Z E CAP 47µF 25V M C0107 NCB31HK 103X C CAP 0 01µF 50V K C0113 14 NCB31HK 103X C CAP 0 01µF 50V K C0116 QFV71HJ 224Z MF CAP 0 22µF 50V J C0117 QETN1EM 476Z E CAP 47µF 25V M C0118 NCB31HK 103X C CAP 0 01µF 50V K C0119 NDC31HJ 681X C CAP 680pF 50V J C0120 QETN1HM 474Z E CAP 0 47µF 50V M C0124 ...

Page 176: ...6W J R0218 NRSA63J 222X MG R 2 2kØ 1 16W J R0223 NRSA63J 0R0X MG R 0 0Ø 1 16W J R0229 NRSA63J 473X MG R 47kØ 1 16W J R0230 NRSA63J 223X MG R 22kØ 1 16W J R0231 NRSA63J 101X MG R 100Ø 1 16W J R0232 NRSA63J 102X MG R 1kØ 1 16W J R0233 NRSA63J 272X MG R 2 7kØ 1 16W J R0234 NRSA63J 102X MG R 1kØ 1 16W J R0235 36 NRSA63J 101X MG R 100Ø 1 16W J R0238 NRSA63J 822X MG R 8 2kØ 1 16W J R0239 NRSA63J 123X MG...

Page 177: ...36 NCB31HK 103X C CAP 0 01µF 50V K C0237 NCB31HK 472X C CAP 4700pF 50V K C0238 39 NCB31HK 103X C CAP 0 01µF 50V K C0241 45 NCB31HK 103X C CAP 0 01µF 50V K C0246 NDC31HJ 181X C CAP 180pF 50V J C0247 49 NCB31HK 103X C CAP 0 01µF 50V K C0251 QETN1HM 476Z E CAP 47µF 50V M C0252 NCB31HK 103X C CAP 0 01µF 50V K C0253 NRSA63J 222X MG R 2 2kØ 1 16W J CAPACITOR C0255 NDC31HJ 390X C CAP 39pF 50V J C0261 NRS...

Page 178: ...NRSA63J 0R0X MG R 0 0Ø 1 16W J W0273 NRSA63J 0R0X MG R 0 0Ø 1 16W J W0275 NRSA63J 0R0X MG R 0 0Ø 1 16W J W0277 78 NRSA63J 0R0X MG R 0 0Ø 1 16W J W0284 86 NRSA63J 0R0X MG R 0 0Ø 1 16W J W0290 NRSA63J 0R0X MG R 0 0Ø 1 16W J W0292 NRSA63J 0R0X MG R 0 0Ø 1 16W J W0302 NRSA63J 0R0X MG R 0 0Ø 1 16W J W0304 06 NRSA63J 0R0X MG R 0 0Ø 1 16W J W0309 NRSA63J 0R0X MG R 0 0Ø 1 16W J W0316 NRSA63J 0R0X MG R 0 0...

Page 179: ...ten For other parts not mentioned in the list please refer to the PARTS LIST P34 P41 for the AV 27D502 AR Symbol No Part Name AV 27D502 AR AV 27D502 AS SGC 1002A M2 SGC 1001A M2 MAIN PWB R1427 QRT029J 1RO 1Ø 2W J QRT029J R82 0 82Ø 2W J MF R L1511 QQR1027 002 QQR1027 004 LINIARITY COIL L1521 QQLZ018 560 56µH QQLZ026 101 100µH HEATER CHOKE C1510 QFZ0196 382 3800pF 1 5kVH 3 QFZ0196 472 4700pF 1 5kVH ...

Page 180: ...G 3 RM C301G 2A RC HAND UNIT 4 LCT0903 001B A INST BOOK 5 BT 51020 1Q REGIST CARD AV 27D502 AR 5 BT 51028 1Q REGIST CARD AV 27D502 AS 6 BT 52004 1Q WARRANTY CARD 7 LC10367 002B A CUSHION ASSY 4pcs in 1set 8 LC10181 020A A PACKING CASE 9 CM36616 001 A CORNER LABEL 2pcs in 1set 10 QPA02503505 POLY BAG PACKING 9 9 8 1 7 2 10 3 4 5 6 7 7 ...

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