D-NF400/NF401
25
25
6-14. SCHEMATIC DIAGRAM
– SWITCH Board –
C2001
C2002
C2003
C2004
CN2001
CN2002
S2004
S2005
S2008
S2009
R2005
R2006
R2008
R2010
R2011
R2012
R2016
R2017
R2018
R2019
R2020
R2021
S2002
S2007
S2003
S2001
S2011
S2010
R2002
1
1
1
1
24P
20P
2.2k
22k
2.2k
10k
22k
22k
1k
2.2k
4.7k
2.2k
10k
4.7k
0
SGND
AD_KEY1
AD_KEY2
DGND
VCC2_2.7V
PS
VCPU_2.0V
D0
D1
D2
D3
D4
D5
D6
D7
LCDA0
RD
WR
LCD_CS
RES
PS
D0
D1
D2
D3
D4
D5
D6
D7
XRES
XCS
XWR
XRD
A0
VDD
VDD2
VSS
VOUT
V0
C3+
C2+
C2-
C1+
C1-
LIQUID
CRYSTAL
DISPLAY
DISPLAY
MENU
ENTER
+
-
RADIO OFF
BAND
MEMORY
RADIO ON/
TUNE-
TUNE+
LCD2001
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
1 3 9 4 2 2 9 6 5 1 3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299