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JVC AV-21MXP6/V, AV-25MXP6/V, AV-29MXP6/V BASS PWB ASS'Y SCW-6001A-H2 [AV-21MXP6/V, AV-25MXP6/V] SCW-6003A-H2 [AV-29MXP6/V]

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2-24(No.YA476)(No.YA476)2-23

MAIN PWB (1/4) SHEET1,3,5 CN00M

R682

R683

C689C688

C685

C686

C690 C691

GND

IC671

R681R680

R679

R678

R677

R675

R673 R674

R676

C682C681C680C678

C676C675C674C673

C672

L671

R672

R671

X671 C679

C684

C677

C671

C683

R672

CN00M

R671

220

68p 68p

4.7K

10K

12K 12K

100K

33P33P0.1.015

33P33P

33P

100/16

10/50

1/50

.47/50

0.1

5.6K 4.7K 4.7K

5.6K

c21244001a.001.1/2

NOTE) 1. Refer to page 2-34 for voltages of this circuit diagram.

BASS PWB CIRCUIT DIAGRAM SHEET 9

BASS PWB ASS'YSCW-6001A-H2 [AV-21MXP6/V, AV-25MXP6/V]SCW-6003A-H2 [AV-29MXP6/V]

Contents

Main SERVICE MANUAL 2006/10 FLAT COLOUR TELEVISION CW3 AV-21MXP6/V, AV-25MXP6 AV-29MXP6 SPECIFICATION SECTION 1 PRECAUTION SECTION 2 SPECIFIC SERVICE INSTRUCTIONS 2.3 TECHNINAL INFORMATION 2.3.1 MAIN MI-COM (CPU) PIN FUNCTION SECTION 3 DISASSEMBLY (No.YA476)1-7 Fig.1 [AV-21MXP6/X] Page Fig.2 [AV-25MXP6/V] Page Fig.3 [FRONT SIDE] Fig.4 [AV-29MXP6/V] Fig.4 ******* **** ***** ***** **** **** *** *** Page Page Page SECTION 4 ADJUSTMENT 4.5 ADJUSTMENT LOCATION [AV-21MXP6/V, AV-25MXP6/V] MAIN PWB ASS'Y (CRT SOCKET) FRONT MAIN PWB ASS'Y TOP TP-47R/G MAIN PWB ASSY MAIN PWB ASSY (CRT SOCKET) FRONT CONTROL PWB ASSY (1/2) FRONT CONTROL PWB ASSY (2/2) SPEAKER (R) ROTATION COIL Page 1-20 (No.YA476) 4.7.4 SERVICE MODE FLOW CHART (**) 3. AUDIO **** ** ** ** ** ** ** ** ** Setting value (Hexadecimal) Setting value Sereen size FULL COMPRESS Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page SECTION 5 TROUBLESHOOTING Page SCHEMATIC DIAGRAMS FLAT COLOUR TELEVISION AV-21MXP6/V, AV-25MXP6/V AV-29MXP6 (No.YA476)2-1 5.NOTE FOR REPAIRING SERVICE STANDARD CIRCUIT DIAGRAM AV-21MXP6 /V, AV-25MXP6 /V, AV-29MXP6 NOTE ON USING CIRCUIT DIAGRAMS 4.INDICATIONS ON THE CIRCUIT DIAGRAM 3.INDICATION OF PARTS SYMBOL [EXAMPLE] CONTENTS PATTERN DIAGRAMS .............................................................................. 2-25 USING P.W. BOARD (CRT SOCKET) 2-4(No.YA476)(No.YA476)2-3 BLOCK DIAGRAMS [AV-21MXP6/V, AV-25MXP/V] (No.YA476)2-5 2-6(No.YA476) IC601 AUDIO AMP SPEAKER R CRT SOCKET PWB V. DRIVE IC351 RGB OUT 2, 8 Q208, Q209 VM OUT VM COIL CIRCUIT DIAGRAMS MAIN PWB CIRCUIT DIAGRAM [AV-21MXP6/V] (1/4) (2/4) SHEET1 MAIN PWB ASS'Y(1/4) SCW-1645A-H2 [AV-21MXP6/V] (No.YA476)2-9 2-10(No.YA476) c21244001a.001.2/2 MAIN PWB ASS'Y(3/4) SCW-1645A-H2 [AV-21MXP6/V] MAIN PWB CIRCUIT DIAGRAM [AV-21MXP6/V] (3/4)(4/4) SHEET2 MAIN PWB ASS'Y(4/4) (CRT SOCKET) SCW-1645A-H2 [AV-21MXP6/V] DEF YOKE ADJUSTMENT CONNECTOR MAIN PWB ASS'Y(1/4) SCW-1646A-H2 [AV-25MXP6/V] (No.YA476)2-13 2-14(No.YA476) c21246001a.001.2/2 MAIN PWB(1/4) SHEET3 CN00T DEG COIL MAIN PWB ASS'Y(3/4) SCW-1646A-H2 [AV-25MXP6/V] MAIN PWB CIRCUIT DIAGRAM [AV-25MXP6/V] (3/4)(4/4) SHEET4 MAIN PWB ASS'Y(4/4) (CRT SOCKET) SCW-1646A-H2 [AV-25MXP6/V] ADJUSTMENT CONNECTOR AC110V-AC240V 50Hz/60Hz MAIN PWB ASS'Y(1/4) SCW-1647A-H2 [AV-29MXP6/V] (No.YA476)2-17 2-18(No.YA476) c21260001a.001.2/2 DEF YOKE CRT SOCKET PWB ASS'Y SHEET7 CN00U ADJUSTMENT CONNECTOR MAIN PWB ASS'Y(2/2) SCW-1647A-H2 [AV-29MXP6/V] 2-20(No.YA476)(No.YA476)2-19 CRT SOCKET PWB ASS'Y SCW-3037A-H2 CRT SOCKET PWB CIRCUIT DIAGRAM [AV-29MXP6/V] SHEET 7 CN00T MAIN PWB (2/2) SHEET6 CN00U (No.YA476)2-21 2-22(No.YA476) FRONT CONTROL PWB ASS'Y SCW-8019A-H2 FRONT CONTROL PWB CIRCUIT DIAGRAM [AV-29MXP6/V] SHEET 8 CN001 CN002 MAIN PWB (2/2) SHEET6 CN00W BASS PWB ASS'Y SCW-6001A-H2 [AV-21MXP6/V, AV-25MXP6/V] SCW-6003A-H2 [AV-29MXP6/V] (No.YA476)2-25 2-26(No.YA476) Y813 B1 Y942 Y941 C973 K651 B1 MAIN PWB PATTERN [AV-29MXP6/V] Y606 CN00M E ( IC671 BASS PWB PATTERN [PARTS SIDE] ) ( ) R6 82 C682 84 FRONT CONTROL PWB PATTERN [AV-29MXP6/V] 2-32(No.YA476)(No.YA476)2-31 VOLTAGE CHARTS [AV-21MXP6/V, AV-25MXP6/V] [AV-29MXP6/V] (No.YA476)2-33 2-34(No.YA476) WAVEFORMS (No.YA476)2-35 [AV-21MXP6/V, AV-25MXP6/V] -CRT SOCKET PWB- -MAIN PWB- -CRT SOCKET PWB- Page (No.YA476)3-1 PARTS LIST CAUTION CONTENTS [AV-21MXP6/V] [AV-25MXP6/V] [AV-29MXP6/V] (No.YA476)3-3 [AV-21MXP6/V] P.W.B ASS'Y AV-21MXP6/V MAIN P.W.B SCW-1645A-H2 BASS P.W.B SCW-6001A-H2 3-4(No.YA476) (No.YA476)3-5 MAIN P.W. BOARD ASS'Y (SCW-1645A-H2) 3-6(No.YA476) (No.YA476)3-7 BASS P.W. BOARD ASS'Y (SCW-6001A-H2) 3-8(No.YA476) (No.YA476)3-9 3-10(No.YA476) (No.YA476)3-11 [AV-25MXP6/V] P.W.B ASS'Y AV-25MXP6/V MAIN P.W.B SCW-1646A-H2 BASS P.W.B SCW-6001A-H2 3-12(No.YA476) (No.YA476)3-13 MAIN P.W. BOARD ASS'Y (SCW-1646A-H2) 3-14(No.YA476) (No.YA476)3-15 3-16(No.YA476) (No.YA476)3-17 BASS P.W. BOARD ASS'Y (SCW-6001A-H2) 3-18(No.YA476) [AV-29MXP6/V] (No.YA476)3-19 V01 L01 T522 DY01 100 MAIN P.W. BOARD ASS'Y (SCW-1647A-H2) (No.YA476)3-21 3-22(No.YA476) (No.YA476)3-23 3-24(No.YA476) CRT SOCKET P.W. BOARD ASS'Y (SCW-3037A-H2) FRONT CONTROL P.W. BOARD ASS'Y (SCW-8019A-H2) BASS P.W. BOARD ASS'Y (SCW-6003A-H2) (No.YA476)3-25 3-26(No.YA476) INSTRUCTIONS COLOUR TELEVISION Page Knowing your TVs features Main features Remote control buttons and basic functions Remote control buttons and basic functions (continued) How to operate menus and menus locations MENU Top menu 2nd menu Top menu 3rd menuMENU 2nd menu TV buttons and functions AV-21B316 Front of the TV AV-29S356 Rear of the TV AV-29S356 How to operate the menus with the TV button Setting up your TV CAUTION Turn off the equipment including the TV before connecting. 1 3 4 5 Setting up your TV (continued) COLOUR SYSTEM PICTURE MODE Basic setting for picture 10 PICTURE SETTING 1 2 Basic setting for picture (continued) WHITE BALANCE PICTURE BOOSTER Advanced setting for picture PIP Original features for picture SOUND SYSTEM Basic setting for sound SOUND MODE BALANCE 14 CINEMA SURROUND Advanced setting for sound EQUALIZER 1 2 3 4 AI VOLUME DVD Menu DVD SOUND MODE DVD PICTURE MODE DVD THEATER STATUS AUTO SIGNAL DETECT Customized setting ON TIMER 1 2 3 17 Customized setting (continued) BEEP 1 2 DISPLAY TV channel presetting 2 3 4 5 6 19 To add in the new channel (INSERT in the EDIT menu) 5 2 3 TV channel presetting (continued) CH/CC number Channel No. Country US United States, Philippines, etc.. CCIR Connecting to front video input terminals Additional preparation Connecting to rear component/video input terminals and output terminals Front of TV Rear of TV Troubleshooting Speci cations Design and speci cations subject to change without notice. Speci cations Design and speci cations subject to change without notice.