NW-HD5
18
18
NW-HD5
SECTION 5
DIAGRAMS
5-1. BLOCK DIAGRAM – MAIN Section (1/2) –
CN9002
DATA+
DATA–
VBUS
VBUS
SD-RAM
IC7002
HDMARQ
USB
CONNECTOR
XHIOW
XHIOR
HIORDY
XHDMACK
HNTRQ
XHCS0
XHCS1
XHDASP
XHPDIAG
IC1001_XCS5
IC1001_XCS6
IC1001_XCS7
IC1001_XRE
IC1001_XWE
IC1001_XLWR
IC1001_XUWR
IC1001_WAIT
7
XOUT
153
173
6
158
FS256
SLEEP
XRESET
XINTREQG
XINTREQH
XINTREQU
XHRESET
HDMARQ
XHIOW
XHIOR
HIORDY
XHDMCK
HINTREQ
XHCS0
XHC1
XDASP
XHRESET
HDMARQ
XHIOW
XHIOR
HIORDY
XHDMACK
HNTRQ
XHCS0
XHCS1
XHDASP
H_A0
H_A1
H_D0 – H_D15
H_A2
A0
A1
A2
XPDIAG
XHPDIAG
VDC (LOGIC)
VDC (MOTOR)
+3.3V_HDD
B+ SWITCH
Q2001
HARD DISK
DRIVE UNIT
(20GB)
XHRESET
HDMARQ
XHIOW
XHIOR
HIORDY
XHDMACK
HNTRQ
XHCS1
XHCS0
DATA BUS
62 – 69
82
D0 – 15
37 – 40
D0 – 7
D0 – 15
A0 – 7
17 – 24
D0 – 15
31 – 46
D0 – 15
75 – 90
D0 – 15
D0 – 15
IC1003 – IC7001
IC3001 – IC7001
GSEN_PWR
A0 – 2
A0 – 2
LIQUID
CRYSTAL
DISPLAY
UNIT
RESET
XRESET_LCD
RD
XURD
WR
XUWR
CS
XUCS1
RS
DB8 – 15
A0
XUCS0
XUCS1
XUINTREQ
XUWR
XRESET
XSLEEP
XUWAIT
XURD
XUWR
XUWAIT
XUINTREQ
XRESET_LCD
XRESET
XSLEEP
XURD
XUCS0
+3.3V
BACK LIGHT
DRIVER
IC5001
D5003
DATA BUS
8 – 30
A1 – 23
ADDRESS BUS
HDD_PWR_CTL
163
162
VBUS_LIM
SUSPEND
VBUS_LIM, SUSPEND
A1 – 23
2, 4, 5, 7, 8, 10,
60 – 72
A0 – 12
22 – 26,
152
151
150
149
154
CDIF_XRDE
CDIF_PCMD
CDIF_BCK
CDIF_LRCK
RMC_DTCK
D0 – 7
X2001
12MHz
WHITE LED
BACK LIGHT
UNIT
• SIGNAL PATH
: AUDIO