JVC AV-28RT4BU/A, AV-28RT4BU/B, AV-28RT4BU/C, AV-28RT4SU/A, AV-28RT4SU/B Schematics
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AV-28RT4BU/A, AV-28RT4BU/B, AV-28RT4BU/C,
AV-28RT4SU
/A, AV-28RT4SU/B, AV-28RT4SU/C
STANDARD CIRCUIT DIAGRAM
CONTENTS
BLOCK DIAGRAMS
CIRCUIT DIAGRAMS
MAIN PWB CIRCUIT DIAGRAM
CRT SOCKET PWB CIRCUIT DIAGRAM
FRONT CONTROL PWB CIRCUIT DIAGRAM
LED PWB CIRCUIT DIAGRAM
POWER SWITCH PWB CIRCUIT DIAGRAM
AV & HEADPHONE PWB CIRCUIT DIAGRAM
PATTERN DIAGRAMS
MAIN PWB PATTERN
CRT SOCKET PWB
FRONT CONTROL PWB
LED PWB
POWER SWITCH PWB
AV & HEADPHONE PWB
PATTERN
PATTERN
PATTERN
PATTERN
PATTERN
2-3
2-5
2-15
2-16
2-16
2-16
2-17
2-19
2-21
2-21
2-22
2-22
2-22
USING P.W. BOARD
P.W.B ASS'Y name
MAIN PWB
CRT SOCKET PWB
FRONT CONTROL PWB
AV & HEADPHONE PWB
LED PWB
POWER SWITCH PWB
AV-28RT4BU/A
AV-28RT4SU/A
VE-20160397 VE-20160371 VE-20160393
VE-20141923
VE-20161152
VE-20161112
VE-20154913
VE-20122229
AV-28RT4BU/B
AV-28RT4SU/B
AV-28RT4BU/C
AV-28RT4SU/C
(No.YA079)2-1
2-2(No.YA079)
BLOCK DIAGRAM
TU200
TV TUNER
SC1_RGB
SC2_RGB/DVD/DVB
Video
Sound
Z200
SAW
Filter
Z202
SAW
Filter
IC205
RGB_SW
IC206
DETECTOR
R
G
B
FB
PIF/SIF
CVBS
QSS
SC3_V_OUT
SC1_V_OUT
R
G
B
FB
IC200
VDP313XY
CONVERTER/
V/C.DEF
PROCESSOR
R
IC900
G
B
RGB AMPLIFIER
Q602
Q601
Ho
rizontal
DRIVE OUT
IC600
V.OUT
R
G
B
Yoke
SDA
SCL
SC1
SC2
IF
SVHS-Y
SC3
IC201
AUDIO/VIDEO
SELECTOR
EXT_CVBS/Y
SC2_V_OUT
TO_PIP
SCL
SDA
SCL
SDA
SYNC
T-V LINK
IC502
(E2PROM)
MEMORY
CVBS_TEXT
SDA
SCL
PIP
(OPTION)
IC500
(MicroController)
IC704
HP
OSD_R
OSD_G
OSD_B
OSD_FBL
L
R
CRT
Headphone
SP
SC1
SC2
FRONT/SC3
DVD/DVB/BAV
IC700
MULT
SOUND
PROCESSER
2-4(No.YA079)(No.YA079)2-3
L
IC301
AUDIO
AMPLIFIER
R
SP
CIRCUIT DIAGRAMS
MAIN PWB CIRCUIT DIAGRAM (1/5)
MAIN PWB ASS'Y (1/5)
VE-20160397 (AV-28RT4BU/A, AV-28RT4SU/A)
VE-20160371 (AV-28RT4BU/B, AV-28RT4SU/B)
VE-20160393 (AV-28RT4BU/C, AV-28RT4SU/C)
(No.YA079)2-5 2-6(No.YA079)
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