JVC AV-21W33 Скачать руководство пользователя страница 5 | Manualshive

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No. 52075

5

AV-21W33
AV-21W33B

FUNCTIONS

a

REAR PANEL

a

FRONT PANEL

a

REMOTE CONTROL UNIT

IN (VIDEO-3)

L/MONO

V

R

MENU

CHANNEL

VOLUME

EXIT

POWER

MUTING

OFF

TIMER

ECO

SENSOR

PICTURE

MODE

CHANNEL

SCAN

COLOR

SYSTEM

MENU

CHANNEL

POWER

DISPLAY

TV/VIDEO

VOLUME

1

2

3

4

5

6

7

8

9

0

CINEMA

SURROUND

100+

CLOSED

CAPTION

TV

RM-C1019

MUTING

OFF

TIMER

ECO

SENSOR

PICTURE

MODE

CHANNEL

SCAN

COLOR

SYSTEM BASS

MENU

CHANNEL

POWER

DISPLAY

TV/VIDEO

VOLUME

1

2

3

4

5

6

7

8

9

0

CINEMA

SURROUND

100+

CLOSED

CAPTION

TV

RM-C1018

RM-C1018-1H

[AV-21W33B

/T

]

RM-C1019-1H

[AV-21W33

/T

]

VIDEO-1

INPUT

OUTPUT

COMPONENT

(VIDEO-2)

INPUT

V

R

MONO

L

/

V

Y

/

V

R

L

R

MONO

L

/

C

B

C

R

VIDEO-1

INPUT

OUTPUT

COMPONENT

(VIDEO-2)

INPUT

V

R

MONO

L

/

V

Y

/

V

R

L

R

MONO

L

/

C

B

C

R

BASS

SPEAKER

OUT

[AV-21W33B

/T

]

[AV-21W33

/T

]

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Содержание AV-21W33

Страница 1: ...BASS MENU CHANNEL RETURN POWER DISPLAY TV VIDEO VOLUME 1 2 3 4 5 6 7 8 9 0 CINEMA SURROUND 100 CLOSED CAPTION TV RM C1018 SERVICE MANUAL AV 21W33 AV 21W33B COLOR TELEVISION BASIC CHASSIS CH No 52075 Nov 2002 COPYRIGHT 2002 VICTOR COMPANY OF JAPAN LTD AV 21W33 T AV 21W33B T CONTENTS a SPECIFICATIONS 2 a OPERATING INSTRUCTIONS APPENDIX a SAFETY PRECAUTIONS 3 a FEATURES 4 a FUNCTIONS 5 a SPECIFIC SER...

Страница 2: ...requency SIF Carrier 33 5MHz 4 5MHz Color Sub Carrier Frequency NTSC 3 58MHz Aerial Input Terminal 75Ø Unbalanced Power Input AC110 240V 50 60Hz Power Consumption 126W Max 81W Avg 150W Max 93W Avg Picture Tube Visible size 51cm measured diagonally High Voltage 29 0kV 1 5kV at cut off in service mode Speaker 6 5 X 13cm Oval type x 2 6 5 X 13cm Oval type x 2 φ13cm BASS BLASTER UNIT Audio Output 7W 7...

Страница 3: ...ts or alternatives approved by the manufacturer of the complete product 7 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 8 When service is require...

Страница 4: ... the TV stations can be selected automatically and the TV channels can also be rearranged auto matically s Built in DIGITAL ECO MODE ECONOMY ECOLOGY In accordance with the brightness in a room the brightness and or contrast of the picture can be adjusted automatically to make the optimum picture which is easy on the eye s Built in OFF TIMER RETURN MAIN DIFFERENCE LIST MODEL No AV 21W33 T AV 21W33B...

Страница 5: ...NEMA SURROUND 100 CLOSED CAPTION TV RM C1019 MUTING OFF TIMER ECO SENSOR PICTURE MODE CHANNEL SCAN COLOR SYSTEM BASS MENU CHANNEL RETURN POWER DISPLAY TV VIDEO VOLUME 1 2 3 4 5 6 7 8 9 0 CINEMA SURROUND 100 CLOSED CAPTION TV RM C1018 RM C1018 1H AV 21W33B T RM C1019 1H AV 21W33 T VIDEO 1 INPUT OUTPUT COMPONENT VIDEO 2 INPUT V R MONO L V Y V R L R MONO L CB CR VIDEO 1 INPUT OUTPUT COMPONENT VIDEO 2...

Страница 6: ...lightly raise the both sides of the Main PWB by hand take off the PB stopper marked Ç from the front cabinet 2 Withdraw the Main PWB backward If necessary take off the wire clamp and connectors etc REMOVING THE SPEAKER After removing the rear cover 1 Remove the 2 screws marked Î as shown in Fig 1 2 Follow the same steps when removing the other hand speaker CHECKING THE MAIN PW BOARD 1 To check the...

Страница 7: ...V 21W33 AV 21W33B Fig 1 A B X4 X9 X2 X2 D D FRONT CABINET PICTURE TUBE MAIN PWB CRT SOCKET PWB MAIN PWB REAR COVER SPEAKER SPEAKER TWIN PORT BASS BLASTER UNIT For AV 21W33B T only PB STOPPER C For AV 21W33B T only ...

Страница 8: ...eps The CRT change table should preferably be smaller that the CRT sur face and its height be about 35cm COATING OF SILICON GREASE FOR ELECTRICAL IN SULATION ON THE CRT ANODE CAP SECTION Subsequent to replacement of the CRT and HV transformer or repair of the anode cap etc by dismounting them be sure to coat silicon grease for electrical insulation as shown in Fig 5 1 Wipe around the anode button ...

Страница 9: ...NU screen will be displayed See Fig 1 2 In the SERVICE MENU press the DISPLAY key and PIC TURE MODE key simultaneously Then the SYSTEM CON STANT SET screen will be displayed See Fig 2 3 Check whether the setting values of the SYSTEM CONSTANT SET are the same as those indicated in Table1 If the value is different select the setting item with the MENU key and set the correct value with the MENU Tkey...

Страница 10: ... 000 255 YES NO YES NO YES NO MU MA YES NO YES NO YES NO E S P E AV 21W33B T AV 21W33 T COLOR SYSTEM COMB TILT SUPER BASS LANGUAGE MSP B B SOUND TUNER COLOR AUTO LOCK LONG WAIT SHORT WAIT 3D SURROUND 3CH VOL TONE AMP TUNER NTSC MU NO 001 001 NO NO NO YES YES YES NO YES NO E NO SETTING OF SYSTEM CONSTANT SET Table 1 ...

Страница 11: ...FF COMPRESS 16 9 OFF AUTO SHUTOFF OFF CHILD LOCK OFF BLUE BACK ON VIDEO 2 SET VIDEO LANGUAGE ENG SURROUND OFF AI VOLUME ON ON SCREEN DISPLAY POSITION INDICATION COLOR SYSTEM NTSC SOUND SYSTEM M SUPER BASS ON AV 21W33B T only PICTURE MODE VSM BRIGHT OFF TIMER 00 ECO SENSOR OFF BASS CENTER TREBLE CENTER BALANCE CENTER CLOSED CAPTION OFF CC1 T1 USER SETTING VALUES Table 2 ...

Страница 12: ... BRIGHT 4 PICTURE 5 DETAIL Service menu Setting item SERVICE MENU SETTING ITEMS Service menu Setting item 5 PRESET 1 PSNS 2 ACL 3 MUS 4 MAT 5 FCO 6 BPS 7 IFLH 8 VID 9 STM 10 AFCW 11 VSW 12 FFI 13 AGC 14 CL 15 AKB 16 HBL 17 BKS 18 READ STATUS 19 VNR 20 PEAK 21 IVG 22 WPL 23 SOFT CLIPPER 24 IF PLL OFFSET 25 OVERSHOOT 26 HCO 27 HP2 28 AI VOLUME ADN 29 SUB BASS 3D AV 21W33 T only 30 SUB TREBLE 3D AV 2...

Страница 13: ... part 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 in...

Страница 14: ...structions preset the following functions with the remote control unit Setting item Setting value PICTURE MODE VSM BRIGHT VNR OFF BASS TREBLE BALANCE CENTER TINT COLOR BRIGHT DETAIL CENTER PICTURE MAXIMUM MEASURING INSTRUMENT 1 DC voltmeter or Digital voltmeter 2 Oscilloscope 3 Signal generator Pattern generator NTSC PAL 4 Remote control unit ADJUSTMENT ITEMS B1 POWER SUPPLY FOCUS ADJUSTMENT IF CI...

Страница 15: ...1 GND B1 UPPER FOCUS F1 J774 AV 21W33B T only IC702 MAIN PWB ASS Y CRT SOCKET T 6 1 4 1 FRONT AV IN OUT HVT MAIN PWB ASS Y 1 6 1 1 4 5 S U LOWER SCREEN TU001 J770 S901 J773 S784 S782 S780 S783 S781 J772 J771 J804 J801 J774 J802 J803 IC701 CN001 T PW DEG TP E S780 MENU S781 CH S782 CH S783 VOL S784 VOL POWER SW ...

Страница 16: ...he keys 1 to 7 on the remote control unit and select the SUB MENU SCREEN from the SERVICE MENU See Fig 1 on the next page SERVICE MENU SUB MENU 1 IF 2 VC 3 DEF 4 VSM PRESET 5 PRESET 6 AUDIO 7 PLUG PLAY ON 3 Method of Setting Once the setting values are set they are memorized automatically It must not adjust without inputting a signal 1 1 IF 1 VCO a 1 Key Select 1 IF b 1 Key Select 1 VCO c DISPLAY ...

Страница 17: ...IO MENU 89 SELECT MENU OPERATE DISPLAY EXIT SUB MENU 3 DEF 60Hz NTSC 3 58 1 CUTOFF R G V C NTSC 3 58 1 VER SLOPE DEF 4 3 MENU 89 SELECT MENU OPERATE DISPLAY EXIT SUB MENU 5 PRESET NTSC 3 58 1 PSNS PRESET 60Hz MENU 89 SELECT MENU OPERATE DISPLAY EXIT SUB MENU 4 VSM PRESET TINT COLOR BRIGHT PICTURE DETAIL STANDARD MENU 89 SELECT MENU OPERATE DISPLAY EXIT 1 PSNS 2 ACL 3 MUS 4 MAT 5 FCO 6 BPS 7 IFLH 8...

Страница 18: ...the screen gets darkened Adjustment of VCO CW VCO CW Item Measuring instrument Test point Adjustment part Description IF CIRCUIT ADJUSTMENTS Remote control unit Note Under normal conditions no adjustment is required 1 Select 1 IF from the SERVICE MENU 2 Select 1 VCO by pressing the 1 key on the remote control unit 3 Receive a broadcast signal 4 Check the characters color of the BELOW REFERENCE dis...

Страница 19: ...the remote control unit 4 Press the 1 key on the remote control unit to produce a single hori zontal line 5 Turn the SCREENVR fully counterclockwise then slowly turn it clock wise to where a red blue or green color is faintly visible 6 Use the keys 4 and 7 or 5 and 8 on the remote control unit and adjust the other 2 colors to where the single horizontal line appears white 7 Turn the SCREENVR to wh...

Страница 20: ...with the MENU key 4 Set the initial setting value with the MENU T key 5 If the contrast is not best with the initial setting value make fine adjustment until you get the best contrast 6 Press the DISPLAY key twice to return to the normal screen 4 PICTURE Adjustment of WHITE BALANCE High light Signal generator Remote control unit 2 DRIVE R DRIVE G DRIVE B Notes Proceed to the following adjustment a...

Страница 21: ...OR appropriate values are automatically set for NTSC 4 43 COLOR 5 COLOR Adjustment of SUB COLOR II Signal generator Oscilloscope Remote control unit 5 COLOR Method of adjustment using measuring instrument Notes Proceed to the following adjustment after having completed the ad justment of SUB CONT Set PICTURE MODE VSM to BRIGHT PAL COLOR 1 Receive a PAL color bar signal full field color bar 75 whit...

Страница 22: ...he normal screen NTSC 4 43 TINT When adjustment is done for NTSC 3 58 TINT appropriate values are automatically set for NTSC 4 43 TINT Adjustment of SUB TINT II Signal generator Oscilloscope Remote control unit 6 TINT Method of adjustment using measuring instrument Notes Proceed to the following adjustment after having completed the ad justment of SUB CONT Set PICTURE MODE VSM to BRIGHT NTSC 3 58 ...

Страница 23: ... the MENU key 4 Set the initial setting value of 1 VER SLOPE with the MENU T key 5 Adjust 1 VER SLOPE to make A B with the MENU Tkey B A Blanking line Adjustment of V POSITION Signal generator Remote control unit 3 VER POSITION 6 Select 3 VER POSITION with the MENU key 7 Set the initial setting value of 3 VER POSITION with the MENU Tkey 8 Adjust 3 VER POSITION to make A B with the MENU Tkey to be ...

Страница 24: ...nerator Remote control unit Adjustment of H POSITION 5 HOR POSITION 15 Receive a PAL circle pattern signal 16 Select 5 HOR POSITION with the MENU key 17 Set the initial setting value of 5 HOR POSITION with the MENU Tkey 18 Adjust 5 HOR POSITION to make C D with the MENU Tkey Signal generator Remote control unit Screen size 91 Picture size 100 C D Adjustment of V S CURVE 4 VER SCURVE 19 Receive a P...

Страница 25: ...just 2 VER HEIGHT to set the vertical amplitude of the image to 235mm Adjustment of V HEIGHT Screen size Vertical amplitude Screen size Signal generator Remote control unit 13 V ZOOM 2 VER HEIGHT Adjustment of V SLOPE Signal generator Remote control unit 1 VER SLOPE 1 Receive a NTSC circle pattern signal of vertical frequency 60Hz 2 Select 3 DEF from the SERVICE MENU 3 Select 1 VER SLOPE with the ...

Страница 26: ...unit Adjustment of H POSITION 5 HOR POSITION 15 Receive a NTSC circle pattern signal 16 Select 5 HOR POSITION with the MENU key 17 Set the initial setting value of 5 HOR POSITION with the MENU Tkey 18 Adjust 5 HOR POSITION to make C D with the MENU Tkey to be continued Signal generator Remote control unit Adjustment of V POSITION Signal generator Remote control unit 3 VER POSITION 6 Select 3 VER P...

Страница 27: ...eceive a NTSC cross hatch signal of vertical frequency 60Hz 2 Select COMPRESS from the MENU and set COMPRESS to ON 3 Select 3 DEF from the SERVICE MENU 4 Set the initial setting value of 13 V ZOOM with the MENU Tkey 5 Select 2 VER HEIGHT with the MENU key 6 Set the initial setting value of 2 VER HEIGHT with the MENU Tkey 7 Adjust 2 VER HEIGHT to set the vertical amplitude of the image to 235mm to ...

Страница 28: ...trol unit C D VIDEO 2 SET COMPONENT fv 50 60Hz mode Setting of VSM PRESET 1 TINT 2 COLOR 3 BRIGHT 4 PICTURE 5 DETAIL Remote control unit 1 Select 4 VSM PRESET from the SERVICE MENU 2 Select BRIGHT with the PICTURE MODE key 3 Adjust the MENU key and MENU Tkey to reset the set values of 1 TINT 5 DETAIL to the values shown in the table 4 Respectively select the VSM PRESET mode for SOFT and STAND ARD ...

Страница 29: ... as it requires no adjustment SUB MENU 5 PRESET Setting item Variable range Initial setting value AV 21W33 T AV 21W33B T 1 PSNS 0 1 0 2 ACL 0 1 0 3 MUS 0 1 0 4 MAT 0 1 0 5 FCO 0 1 0 6 BPS 0 1 0 7 IFLH 0 1 0 8 VID 0 1 0 9 STM 0 1 0 10 AFCW 0 1 0 11 VSW 0 1 0 12 FFI 0 1 0 13 AGC 00 01 10 11 10 14 CL 50 95 83 15 AKB 0 1 0 16 HBL 0 1 0 17 BKS 0 1 1 18 READ STATUS 19 VNR 00 63 25 20 PEAK 0 3 1 21 IVG 0...

Страница 30: ...hem horizontally Fig 2 7 Adjust the gap between two lugs so that the GREEN RASTER will come into the center of the screen Fig 3 8 Move the deflection yoke forward and fix the position of the deflec tion yoke so that the whole screen will become green 9 Insert the wedge to the top side of the deflection yoke so that it will not move 10 Input a crosshatch signal 11 Verify that the screen is horizont...

Страница 31: ... convergence DYNAMIC CONVERGENCE ADJUSTMENT 1 Move the deflection yoke up and down and overlap the lines in the periphery Fig 5 2 Move the deflection yoke left to right and overlap the lines in the periphery Fig 6 3 Repeat 1 and 2 above and make best convergence After adjustment fix the wedge at the original position Fasten the retainer screw of the deflection yoke Fix the P C magnets with glue RE...

Страница 32: ...ion An over current on the low B line is detected Operation of CRT NECK protec tion circuit The main microcomputer detects the possible abnormality at 30 msec intervals and judges the results in every 16 time Of the 16 times if NG is detected more than 9 times it is judged that there is an abnormality DITTO When an abnormality has been detected the SUB POWER is turned off While the SUB POWER is be...

Страница 33: ...VICTOR COMPANY OF JAPAN LIMITED 12 3 chome Moriya cho Kanagawa ku Yokohama Kanagawa prefecture 221 8528 Japan HOME AV NETWORK BUSINESS UNIT 4 4 AV21W33T H AV21W33BT H Printed in Japan 0211 WPC ...

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