Nikon coolpix7900 - Page 91

VAA46003-R.3659.A
- Ｅ15 ･ E7900 -
総合ブロック図
OVERALL BLOCK DIAGRAM
SDRAM
IC103
SD(0:31)
256Mbit
SDRAM
IC104
256Mbit
32Mbit
FLASH(NOR)
FLASH(NAND)
128Mbit
IC121
D(0:15)
FD(0:7)
A(1:21)
CKIN1
CKIN2
FSC4
IC111
CLOCK GENERATOR
28.63636MHz
X1101
CN143
SD CARD
IC181
AUDIO
DRIVER
FD(0:4)
LCD MONITOR
LCDEN
LCDCK
PADYOUT
LCDSD
LCDD (0:7)
LMCLK
LCD (HD, VD)
IC152
VIDEO AMP
VOUT
CN110
USB/VIDEO
4MHz
X3001 X3002
32.768KHz
MRST
SCK
SDI
SDO
SREQ
CN301
IC301
8bit Micro Processor
LENS DRIVER
IC951
CN951
LENS
3
PICTL
ZPULSE1,2
ZRESET
CAB(LENS)
ZIN1, ZIN2
SIN1,SIN2
IIN1,IIN2
Z3001
BACKUP
AD(0:11)
ADCK
TGVD,TGHD
CCDCK CCDSD
CCDEN
XV(1:8)
SUBGT
XSG(1A:4A, 1B:4B)
XSUB
CCD
IC101
ASIC
7M Pixel
IC903
V. DRIVER
H. DRIVER
IC901
IC902
IC906
CCD
CDS, A/D C
USBD+
PADAOUT
ASICAIN
AUDIO CONTROL SIGNALS X 5
USBD-
CP1
LCD BACKLIGHT
VDD
REGULATOR
IC302
IC501
IC961
LENS
DC/DC
CONVERTER
DC/DC
CONVERTER
CN302
BACK SW UNIT
RELEASE UNIT
MODEL: E7900
BLOCK DIAGRAM: OVERALL
BACK LIGHT
MIC
SPEAKER
AUDIO OUT
PW1
B-B
CONNECTOR
SYA
VFA