JVC AV-28WFT1EIS/A, AV-28WFT1EKS/A, AV-28WFT1EPG/A, AV-28WFT1EPS/A Service Manual

SERVICE MANUAL

COLOUR TELEVISION

/

AV-28WFT1EPG

AV-28WFT1EIS

/A

/ AV-28WFT1EPS

//

/

/A

/ AV-28WFT1EKS

//

AV-28WFT1EPG

AV-28WFT1EPS

AV-28WFT1EKS

AV-28WFT1EIS

BASIC CHASSIS

/

/A

//

/

/A

//

JK

Supplementary

The following items for the A models were changed from those of the B models. Therefore, this service manual
describes only the items which differ from those of the B service manual. For details other than those described in
this manual, please refer to the B service manual(No.51694, Feb. 2000).

■

■MODEL DIFFERENCE

■■

A

Model

AV-28WFT1EPG/A / AV-28WFT1EPS

AV-28WFT1EIS/A / AV-28WFT1EKS

/A

/A

AV-28WFT1EPG / AV-28WFT1EPS

AV-28WFT1EIS / A V-28WF T1EKS

B

Model

HOW TO IDENTIFY MODELS

While referring to the illustration given below, identify model name on the rating label affixed to the rear cover.

!!!!

Rating

label

AV-28WFT1EPG
AV-28WFT1EPS

LC20780-001A-U
LC20780-002A-U

AV-28WFT1EPG
AV-28WFT1EPS

/A
/A

AV-28WFT1EIS

LC20080-016A-U LC20091-028A-U

AV-28WFT1EIS

/A

AV-28WFT1EKS

AV-28WFT1EKS

/A

Indicated

Indicated

Indicated

1

“A”

COPYRIGHT © 2000 VICTOR COMPANY OF JAPAN, LTD.

“A”

“A”

No.51694C

Nov. 2000

AV-28WFT1EPG
AV-28WFT1EPS
AV-28WFT1EIS
AV-28WFT1EKS

CHANGED ITEMS

USING PW BOARD DIFFERENCE TABLE (Page 38)

Model

PWB ASS’y
MAIN PWB

POWER & DEF.
PWB

CRT SOCKET PWB
FRONT CONTOROL

PWB
AV SEL. PWB

AV-28WFT1EPG
AV-28WFT1EPS

AV-28WFT1EIS

No.51694

SJK-1702A-U2
SJK-2502A-U2
SJK-3502A-U2
SJK-8502A-U2
SJK0S701A-U2

PARTS DIFFERENCE TABLE

AV-28WFT1EPG
AV-28WFT1EPS

MODEL No.

AV-28WFT1EIS

AV-28WFT1EKS

No.51694

REF.

!!!!

No.

PARTS No. PARTS No.

EXPLODED VIE W PARTS LIST (Page 40)

!

L01 QQW0070-001

!

L03 CELD904-001 ROTATION COIL Delete

!

V01 W66ERF031X013

!

T2551 QQH0065-002-I2

AV-28WFX1EPG

AV-28WFT1EKS

QQW0100-001

W66QDE891X923
QQH0089-002-I2

AV-28WFT1EPG
AV-28WFT1EPS

AV-28WFT1EIS

No.51694D

SJK-1703A-U2
SJK-2506A-U2
SJK-3503A-U2
SJK-8505A-U2
SJK0S703A-U2

AV-28WFT1EPS

AV-28WFT1EIS

No.51694D

/A
/A

AV-28WFT1EKS

/A

/A

/A

/A

/A

DEG COIL

CRT(ITC)
FBT ↑

No.51694

SJK-1902A-U2
SJK-2502A-U2
SJK-3502A-U2
SJK-8502A-U2
SJK0S901A-U2

PARTS NAME DESCRIPTION

AV-28WFT1EKS

No.51694D

SJK-1905A-U2
SJK-2506A-U2
SJK-3503A-U2
SJK-8505A-U2
SJK0S904A-U2

Not

interchangeable

Not

interchangeable

/A

!

!

!

!

!

!

!

!

6 QNZ0407-002

11

11

11

11

100

100

100

LC20542-003A-U
(AV-28WFT1EPG)

LC20542-004A-U
(AV-28WFT1EPS)

LC20542-007A-U
(AV-28WFT1EIS)

LC20542-007A-U
(AV-28WFT1EKS)

LC10662-005A-U
(AV-28WFT1EPG)

LC10662-006A-U
(AV-28WFT1EPS/EIS)

LC10662-003C-U
(AV-28WFT1EKS)

P ACKING PA RTS LIST (Page 57)

2

QNZ0369-003
LC20780-001A-U

(AV-28WFT1EPG/A)

LC20780-002A-U

(AV-28WFT1EPS/A)

LC20080-016A-U

(AV-28WFT1EIS/A)

LC20091-028A-U

(AV-28WFT1EKS/A)

LC10662-005B-U

(AV-28WFT1EPG/A)

LC10662-006C-U

(AV-28WFT1EPS/A/EIS/A)

LC10662-006C-U

(

AV-28WFT1EKS/A

)

LCT0931-001A-U

No. 51694C

ANODE WIRE

RATING LABEL

RATING LABEL ↑

RATING LABEL ↑

RATING LABEL ↑

FRONT CABINET ASSY ↑

FRONT CABINET ASSY ↑

FRONT CABINET ASSY ↑

INST SHEET Addition

↑

↑

PARTS DIFFERENCE TABLE

AV-28WFT1EPG

AV-28WFT1EPS

AV-28WFT1EIS

AV-28WFT1EKS

AV-28WFT1EPG/A / AV-28WFT1EPS

/A

/ AV-28WFT1EIS

/A

PRINTED WIRING BOARD PARS LIS T

MAIN PW BOARD ASS’Y (Page 43)

PW BOARD No. SJK-1702A-U2

Symbol No.

!

C1726 NDC21HJ-391X

AV-28WFT1EKS

PARTS No. PARTS No.

/A

SJK-1703A-U2

NDC21HJ-821X

PARTS NAME DESCRIPTION

C CAP. 820Pf 50V J

PRINTED WIRING BOARD PARS LIS T

MAIN PW BOARD ASS’Y (Page 52)

PW BOARD No. SJK-1902A-U2

Symbol No.

!

C1726 NDC21HJ-391X

PARTS No. PARTS No.

SJK-1905A-U2

NDC21HJ-821X

PARTS NAME DESCRIPTION

C CAP. 820pF 50V J

AV-28WFT1EPG/A / AV-28WFT1EPS/A / AV-28WFT1EIS/A / AV-28WFT1EKS

POWER & DEF. PW BOARD A SS’ Y (Page 4 5~ 46)

PW BOARD No. SJK-2502A-U2

Symbol No.

!

R2403 QRE141J-332Y

PARTS No. PARTS No.

SJK-2506A-U2

QRA14CF-3091Y

(1/2)

PARTS NAME DESCRIPTION

CR 3.09kΩ 1/4W F

/A

!

!

!

!

!

R2414 QRE121J-3R9Y
R2467 QRG039J-120
R2551 QRT039J-3R3
R2552 QRT039J-3R3
R2554 QRZ9021-1R5
R2556 QRZ9011-4R7 FUSI. RESISTER Delete
R2557 QRZ9021-100 FUSI. RESISTER Delete
C2461 QETN2AM-475Z
C2521 QFZ0200-352
C2523 QFP32GJ-223
C2524 QFM72DK-104
C2525 QFZ0199-354 MPP CAP. Delete
C2526 QFZ0199-254
C2527 QEHR2EM-475Z
C2528 QFZ0199-683 MPP CAP. Delete
C2529 QFZ0199-104
C2532 QFZ0199-334 MPP CAP. Delete

QRE121J-100Y
QRL039J-330
QRT039J-1R5
QRT039J-1R5
QRZ9022-R47

QEZ0195-475Z
QFZ0200-282
QFP32GJ-183
QFM72DK-563

QFZ0197-304
QEHR2EM-475Z

QFZ0197-473

CR 10Ω 1/2W J
OM R 33Ω 3W J
MF R
MF R 1.5Ω 3W J
FR 0.47Ω 1W J

E CAP. 4.7μF 50V M
MPP CAP. 2800pF 1.5kVH ±3％
PP CAP.
M CAP. 0.056ΜF 200V K

MPP CAP.
E CAP 4.7μF 250V M

MPP CAP.

1.5Ω 3W J

0.018μF 400V J

0.3μF 250V J

0.047μF 250V J

C2542 QFZ0199-204
C2543 QFZ0199-154
C2561 QFLC1HJ-683Z
C2566 QFZ0117-1002 MPP CAP Delete

QFZ0197-434
QFZ0197-184
QFV71HJ-184Z

No. 51694C

MPP CAP. 0.43μF 250V J
MPP CAP. 0.18μF 250V J
M CAP

0.18μF 50V J

3

POWER & DEF. PW BOARD A SS’ Y (Page 4 5~ 46)

(2/2)

PW BOARD No. SJK-2502A-U2

!

! Symbol No. PARTS No. PARTS No.

!!

T2521 CE42549-001J1 BRIGE COIL Delete

!

!

T2551 QQH0065-002-I2
T2561 QQR0898-001

L2521 QQLZ028-101
D2403 1SS133-T2 SI.DIODE Delete
D2555 MTZJ12C-T2 ZENER DIODE Delete
D2556 MTZJ12C-T2 ZENER DIODE Delete
K2501 CE41433-001Z BEADE CORE Delete
K2502 CE41433-001Z BEADE CORE Delete

PC2901 TLP721F(D4-GR)

SJK-2506A-U2

QQH0089-001
QQH0898-001
QQLZ028-501

TLP421F/D4-GR/

PARTS NAME DESCRIPTION

FBT
DEF.TRANSF.
CHOKE COIL

I.C. (PH.COUPLER)

VICTOR COMPANY OF JAPAN, LIMITED

PROJECTION & SYSTEM NETWORK BUSINESS UNIT 1106 Heta, Iwai-city, Ibaraki-prefecture, 306-0698, Japan

4

28WFT1EPGA-U #003 28WFT1EPSA-U #003
28WFT1EISA-U #003 28WFT1EKSA-U #003

Printed in Japan
VP0011
DP2050