JVC AV-28H50SU, Service Manual

Page: 44 / 94

2-10(No.YA263) (No.YA263)2-9
c10341001a002_0311_2/2_0.0
D208
C235
C203
C234
Q217
R286
C210
R287
C225
R288
C237
R289
R290
C231
R281 R282
R252
Q215
R291
R285
R284
R283
C232
C233
D209
R270 R269 R267 R265
R249
Q209
Q208
R250
R255
R257
R256
R253
C219
R251
R254
R219
Q206
Q205
R225
R229
R231
R230
R227
C212
R226
R204 R228
C238
Q204
Q203 R248
C213
R222
R224
R240
R223
R213
R221
C211
R220
R203
R243
R245
C206
R247
R214
R241
R212
R242
C229
C230
C215
R279
R280
C228
R235
C216
C214
R237
C711
R234
R236
R244
C207
R215
R216
Q212
Q213
CN001
R246
C209
R217 R218
R266
C223
R273
R271
R268
CN00K
Q219
C224
R274
R272
R709
R207 R206 R205
Q702
R710
C202
C204
C205
R211
R210
R208
R209
D202
D203
D201
C208
IC902
Q207
R261
R262
R232
R233
D205
D204
C220
C221
R263
C909
C236
C910
R275
R276
R258
R259 D207
D206
C226
C227
R260
C239
Q201
Q202
PROTECT
6V
STB_5V
R202
R201
CN0C1
D210
R705
D704
D703 D702
D701
CN0RT
R294
C514
CN00F
R292
R311
C310
C503
R539
32V
9V
R312
D503
D211
Y501
A_VCC
A2_GND
C551
5V
C703
C240
C552
C554
IC551
R552
CN003
R297
CN004
Q305
R551
R556
R557
R553
R559
R560
R555
R554
R538
R535
C555
GND
C553
R558
Q504
C513
R298
R296
D212
D983
IC901
C902 C903 C901
C505
8V
D982
Q210
Q214
Q211
R317
C217
C908
IC903
D981
C218
C906
R505
IC501
C907
C904
C507
R316
C905
R502
R503
D502
R506
R517
R501
R504
IC701
C502
D213
R514
C501
C506
D504
D214
CN00B
C509
R536
Q501
R524 R523
R526 R527
R525
R507
R511
R513
C515
D501
R512
R510 R509
C504
R537
R529
R532
C510
R530
Q502
R533
R528
CN002
R531
R521
R519
R515
R516
R520
R277
R278
Q216
D705
R534
Q701 C702
C561 C562
CN00R
R295
R706
C701
R707
R708
C512
R522
Q503
C303 C304
R315
R314
R313
C308
C309
C511
IC201
R518
K552
R293
K551
C222
R264 R239 R238
C201
R702 R703 R704
AGC SDA1 L R LTV RTV AFC A_MUTE MSP_RST P_ON/OFF SCL1_2 V_TV
C508
A.MUTE
/16
R1/2
/10
F
/25
N
R1/2
OMF1
/16
/16
SW
SW
SW
SW
/10
F
SW
SW
/10
F
/50
/50
/25
/50
/10 F
/16
/10
F
MUTING
MUTING
UN2226-X
QGA2501F-06
/10
F
/10
F
QGA2501C5-03Z
SW
/10
F
RESET
/50
/10
F
/10
F
CH
MM1565AF-X
MUTING
UN2226-X
/50
/50
/16
/16
/16
/50
/50
/16
SW
SW
QGA2501F1-06
QGA2501C5-03Z
QGA2501C1-09
R1/2
/16
/16
F
/16
F
/16
F
LA6515 ROTATION
QGB1506L1-16 QGB1506L1-16
/16
F
/25
INV
AN78L08-T
/16 /16
/16
/16
MUTING
MUTING
UN2226-X
MUTING
UN2226-X
CH
/10
L7809CP
CH
/6.3
NCB20JK-225X
VCC
GND
LM324D-X
CH
/10
F
/16
/50
EEPROM
/16
QJK002-041614-E
/16
EHTCORRECT
/16
/25
CORRECT EHT
QGC2507C1-96
BUFFER
RESET
/16
CH CH
QGA2501C1-09
/16
INV
/16
R1/2
/16
CN002
CXA2089Q-X
QQR0621-002Z
QQR0621-002Z
N
CH
Vo NC GND Cn
Cont
Sub Vin
CH
CH
/16
Vcc
TEST SCL0
SDA0
Vss A2 A1 A0
SDA1 GND H/P_DET PROTECT REMOCON ( KEY3) PW_LED ( KEY2) PW_ON/OFF KEY GND STB_5V STB3.3V GND SCL0 SDA0 SCL1_2 SCL1_2 ECO ROTATION GND GND GND GND GND GND EW SC_YS1 HFLB SC_R1 HD SC_G1 ABL SC_B1 VD+ SC_R2/R-Y50 VD- SC_G2/Y50 VPROT SC_B2/B-Y50 HPROT M_C M_CV/Y NC NC NC HD NC 6V 6V IK VM Rout Gout Bout NC( PWMV) 6V 6V GND GND GND GND GND GND AV_LINK YS2 C.V ( 5V) ( 5V) S_CV 12V 12V NC NC NC NC NC SDA2 AUDIO_MUTE AMP_MUTE GND V_PULSE H_PULSE GND A_PROT NC AFC AGC GND GND MSP_RESET NC NC RESET IIC_FREE W_ON/OFF
ZD12
100
.01
.01
NPN2
100
.01
150
.01
75
1
100
100
10
1k 1k
OPEN
PNP2
75
100
180
100
100
100
ZD12
100 100 100 100
100
OPEN
OPEN
OPEN
12k
OPEN
OPEN
15k
OPEN
8.2k
OPEN
OPEN
OPEN
OPEN
OPEN
12k
OPEN
OPEN
15k
OPEN
8.2k
OPEN OPEN
1
OPEN
OPEN OPEN
1
12k
OPEN
100
OPEN
100
15k
OPEN
8.2k
OPEN
100
100
10
100
100
100
100
100
10
10
10
5.6k
5.6k
.01
33k
1
OPEN
33k
.1
2.2k
2.2k
100
1
2.2k
33k
PNP
100
1
2.2k 33k
100
1
2.2k
33k
100
NPN
1
2.2k
33k
2.2k
OPEN 75 75
NPN
100k
10
1
1
33k
33k
2.2k
2.2k
ZD12
ZD12
ZD12
OPEN
390
390
82k
82k
ZD12
ZD12
10
10
100k
.1
470
100
390
390
82k
82k ZD12
ZD12
10
10
100k
470
NPN
NPN
10k
10k
ZD12
220
ZD5.6
ZD5.6 ZD5.6
ZD5.6
10k
OPEN
15k
OPEN
.22
1000p
OPEN
OPEN
DI
ZD12
OPEN
.22
OPEN
OPEN
.22
.22
10
0
NPN2
120k
100k
10
68k
33k
4.7k
150k
5.6k
OPEN
OPEN
.22
47
5.6k
OPEN
OPEN
0
0
ZD12
DI
.1 100 100
.1
DI
PNP
10k
OPEN
470
DI
OPEN
2.2
120k
470p
1
.1
56k
10
12k
4.7k
DI
4.7k
12k
12k
12k
OPEN
ZD15
3.9k
OPEN
.1
DI
ZD15
.1
220k
NPN
220k 220k
68k 56k
22k
27k
6.8k
3.3k
.01
DI
15k
56k 12k
.1
12k
82k
12k
.033
1M
NPN
2.7k
4.7k
4.7k
47k
4.7k
33k
12k
33k
100
2.2k
NPN
DI
OPEN
PNP .1
39p OPEN
100
100
.1
100
0
OPEN
OPEN
OPEN
220 .01
100
OPEN
330
.22
OPEN
OPEN
12k
10k
10/50
100 100 100
10/50
220 220 220
100
SDA2
V1
C3
L3
TV_OUT
R3
SC_YS1
V2/Y2
L
R
GOUT
ROUT
BOUT
SVM
EW
HPROT
VPROT
SCL1_2
IK
RT_GND
PROTECT
RT_12V
A.MUTE
MP_SW
VD_
VD+
HD
P_ON/OFF
KEY
SC_R1
V3/Y3
SC_G1
SC_B1
SLOW1
REMOCON
L1
L_TVOUT
R1
R_TVOUT
V1
LTV
LED
RTV
HFLB
L1
PROTECT
R1
SLOW2
V2/Y2
SLOW2
V2_OUT
SC_YS2
C3
SC_G2
AV_LINK
SLOW3
R2
SC_B2
L2
L3
V4
Y4
C4
V3/Y3
L_TVOUT
R4
L4
V_TV
R3
R_TVOUT
LTV
L2
SLOW3
RESET
VS
R2
ABL
HS
C2/SC_R2
V2_OUT
SDA0 SCL0
SLOW1
V_TV
TV_OUT
SDA1 SCL1_2 PROTECT
MP_SW
SCL0 SDA0
C4 Y4 V4
ROTATE
SDA2
SCL1_2
SC_B2 SCL1_2 SCL1_2 SDA1 AFC AGC MSP_RST A.MUTE P_ON/OFF
L4
A_MUTE
R4
RTV
A.MUTE
SC_G2 C2/SC_R2 SC_B1 SC_G1 SC_R1 SC_YS1 EW HFLB HD ABL LTV RTV VD+ VPROT HPROT L R ROUT GOUT IK AV_LINK SC_YS2 SVM BOUT MSP_RST VS HS AGC AFC A_MUTE SDA2 SDA1 SDA0 SCL0 KEY P_ON/OFF LED REMOCON VD_ RESET ROTATE
NOTE : Refer to the part list for the part number of IC701.
SHEET1
SIDE CONTROL
PWB ASS'Y
CN810F
(SHEET8)
SIDE CONTROL
PWB ASS'Y
CN810K (SHEET8)
AV JACK
PWB ASS'Y
CN0001
(SHEET5)
100Hz PWB ASS'Y(1/2) CN002 (SHEET6)
100Hz PWB ASS'Y(2/2) CN002 (SHEET7)
SHEET1
FRONT
PWB ASS'Y
CN800B (SHEET9)
CRT SOCKET
PWB ASS'Y
CN300R (SHEET4)
ROTATION COIL
POWER &DEF
PWB ASS'Y
CN004 (SHEET3)
POWER &DEF
PWB ASS'Y
CN003 (SHEET3)
MAIN PWB ASS'Y
(2/2)
SML-1302A-U2 [AV-28H5BU, AV-28H5SU, AV-28H50SU, AV-28H5BL,
AV-28H5SL, AV-28H5SR]
SML-1301A-U2 [AV-32H5BU, AV-32H5SU, AV-32H50SU,
AV-32H57SU, AV-32H5SR]
SML-1931A-U2 [AV-32H5SK]
SML-1932A-U2 [AV-28H5SK]
MAIN PWB CIRCUIT DIAGRAM (2/2) SHEET 2