JVC RV-NB50B Service Manual page 15

<Main Section 2>
TURDS
TURST
TUSCLK
TUSDO
IPOD_CHG
5VS/W
IPOD_RX
IPOD_TX
IPHONE_DET
IPOD_DET
IPOD_RST
JR301 M00
POWER_ON
M01
JR302
SUB_VOL3
JR303 M02
SUB_VOL2
JR304 M03
SUB_VOL1
M04
JR305
AMUTE
VOLSCL
VOLSDA
IC305
1 NC 15
NC
2
MODE1 MODE0 14
3 NC 13
SDA
4
RESET SCL 12
5 GND 11
VCC
R313
R320
R296
IC304
1 8
A0 VCC
2 7
A1 WP
3 6
R297
A2 SCL
4 5
GND SDA
EPROM
IC301
1 3
IN OUT
R311
VCC15V
D_GND
AC/DC
R306
Q303
R308
CD_MUTE
BOOTOUT
RESET
AMI
D315
AMUTE_1
D307
CD_RESET
USB_UPD
USB_RXD
USB_TXD
USB_RST
USBON
CDUSBON
HP_MUTE
HP_DET
DC9V
UCBD+ R397
To Key section
(LCD PCB)
CN403
C323 47P
C324 100P
100P
C325
R370
Q310
R369
R368
R367
R366
R365
R364
R363
Q305
C294
49 32
P15 BACKLIGHT P74
R323
50 31 PW ON
P16 BP RST P73
R324 51 30
S VOL1
P17 USB ON P72
R325 52 29 S VOL2
P50 SCL P71
R326 53 28 S VOL3
P51 SDA P70
R327 54 27
P52 CP RST
P67
R328 55 26 KEY1
CP ON
P53 IC302 P66
25
R329 56 KEY2
P54 NC P65
R330 57 24 CD DOOR
P30 BUSO MCU P64
R331 58 23
P31 CDUCB ON P63
R290 R332 59 22
P32 iPod CHG
P62
R333 60 21 OPTION1
P33 5VS/W P61
R334 61 20 OPTION2
P34
CD MUTE P60
62 19
R291 R335
P35 HP MUTE AVDD
R336 63 18
P36 VAREF
HP DET
R292 R337 64 17
P37 RST P07
R293
R294
R295
C313
C312
C311
C330
C310
C308
C309
C307
C314
R389
R343
R298
R299
D316
Q313
Q312
FOR FLASH
1
2
3
4
5
6
CN303
CN301
1
2
3
R357
4
5
R350
R374
R399
R349
R356
R348
R388
R387
R379
Q306
R380
Q307
R381
R382 D305
R383
VCC15V
Q315
D301
USBON
R301
CDUSBON
D302
R391
RMC
KEY1
To Key section
VOL+
CN402
VOL-
GND
VCC
VCC
GND
KEY2
To Key section
W VOL+
CN401
W VOL-
LED
2-3