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AV-N29702

SERVICE MANUAL
COLOR TELEVISION
BASIC CHASSIS

AC

AV-N29702/AS
Supplementary
The following items for the AV-N29702/AS model were changed from those of the AVN29702/S model. Therefore, this service manual describes only the items which differ from those of the AV-N29702/S service manual. For details other than those described in this manual, please refer the AV-N29702/S service manual (No. 51885, Jan., 2002).

DIFFERENCE PARTS LIST
EXPLODED VIEW PARTS LIST (Page 30)
! ! Ref.No. V01 4 -- Model No. & Parts No. AV-N29702/S AV-N29702/AS (No. 51885) (No. 51885B) A68QCP891X002 LC20217-004A-A -- A68QCP893X002 LC20217-004B-A LC31238-001A-A Parts Name PICTURE TUBE CONTROL KNOB OPERATION SHEET Remarks Not Interchangeable

PACKING PARTS LIST (Page 39)
! ! 6 Ref.No. Model No. & Parts No. AV-N29702/AS AV-N29702/S (No. 51885) (No. 51885B) LCT1019-001A-A LCT1019-001B-A Parts Name INST BOOK Remarks Not Interchangeable

COPYRIGHT © 2002 VICTOR COMPANY OF JAPAN, LTD.

No. 51885B Jan. 2002

AV-N29702

USING P. W. BOARD (Page 30)
MODEL PWB ASS'Y MAIN PWB DAF PWB CRT SOCKET PWB FRONT PWB POWER SW PWB LF PWB AV SW PWB AV-N29702/S (No. 51885) SAC-1543A-M2 SAC-2602A-M2 SAC-3502A-M2 SAC-8503A-M2 SAC-8601A-M2 SAC-9501A-M2 SAC0S502A-M2 AV-N29702/AS (No. 51885B) SAC-1546A-M2 -- SAC-3515A-M2

MAIN PWB ASS'Y PARTS LIST (Page 32 35)
! Symbol. No. R1440 R1441 R1535 R1536 C1510 C1999 T1502 L1521 Q1440 IC1701 FR1526 PWB No. & Parts No. SAC-1543A-M2 SAC-1546A-M2 NRSA63J-101X NRSA63J-103X NRSA02D-242X -- QFZ0196-402 QRE141J-0R0Y QQH0084-001 QQLZ018-480 2SC2412K/QR/-X MN1876478JL -- -- -- NRSA02D-392X NRSA02D-823X QFZ0196-532 BW QQH0119-001 -- -- MN1876478JL1 QRZ9013-R27 Parts Name MG R MG R MF R MF R MPP CAP. CR FBT HEATER CHOKE SI.TRANSISTOR I.C (MICRO-COMPO) FR Remarks

! ! ! !

3.9kŲ 1/10W ±0.5% 82kŲ 1/10W ±0.5% 5300pF 1.5kVH ±3%

!

0.27Ų

1/2W

K

CRT SOCKET PWB ASS'Y PARTS LIST (Page 36)
! Symbol. No. ! SK3001 PWB No. & Parts No. SAC-3502A-M2 SAC-3515A-M2 CE42670-001 QNZ0464-001 Parts Name C.R.T.SOCKET Remarks

2

No. 51885B

AV-N29702

SERVICE ADJUSTMENT
HOW TO CHECK THE HIGH VOLTAGE HOLD DOWN CIRCUIT (Page 27)
1. HIGH VOLTAGE HOLD DOWN CIRCUIT
After repairing the high voltage hold down circuit shown in Fig. 1. This circuit shall be checked to operate correctly.

2. CHECKING OF THE HIGH VOLTAGE HOLD DOWN CIRCUIT
(1) (2) (3) (4) (5) (6) Turn the POWER SW ON. As shown in Fig. 1, set the resistor (between S1 connector 2 & 3 ). Make sure that the screen picture disappears. Temporarily unplug the power cord. Remove the resistor (between S1 connector 2 & 3 ). Again plug the power cord, make sure that the normal picture is displayed on the screen.

RY951

AV-N29702/S 20.3 kŲ ± 101 Ų 1/4 W

AV-N29702/AS 15.0 kŲ ± 75 Ų 1/4 W

RESISTOR

R952 R951 POWER ON OFF R532 R533 D535 Q531

Q951

HEATER

2 3
Q532

S1

CONNECTOR

T502 R534 + R538 C533 D532 BW R535 D531

D534

R537 +

FR525 4 D525 C525

Fig. 1

No. 51885B

3

JVC SERVICE & ENGINEERING COMPANY OF AMERICA DIVISION OF JVC AMERICAS CORP.
Head office : East Coast : Midwest : West Coast : Southwest : Hawaii : Southeast :
1700 Valley Road, Wayne, New Jersey 07470 10 New Maple Avenue, Pine Brook, New Jersey 07058 705 Enterprise St. Aurora, Illinois 60504 5665 Corporate Avenue, Cypress, California 90630 10700 Hammerly, Suite 105, Houston, Texas 77043 2969 Mapunapuna Place, Honolulu, Hawaii 96819 1500 Lakes Parkway, Lawrenceville, Georgia 30243 (973)317-5000 (973)396-1000 (630)851-7855 (714)229-8011 (713)935-9331 (808)833-5828 (770)339-2582

JVC CANADA INC.
Head office : Vancouver : 21 Finchdene Square Scarborough, Ontario M1X 1A7 13040 Worster Court Richmond B.C. V6V 2B3 (416)293-1311 (604)270-1311

N29702AS-MEM #4

Printed in Japan VP0201 SW