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NW-A805/A806/A808/NWZ-A815/A816/A818
2323
NW-A805/A806/A808/NWZ-A815/A816/A818
(Page 24)
(Page 27)
(Page 25)
5-5. SCHEMATIC DIAGRAM – MAIN Section (2/6) –
• See page 28 for IC Block Diagrams.
MAIN
6
(4/6)
BOARD
MAIN
4
(3/6)
BOARD
MAIN
5
(6/6)
BOARD
IC B/D
IC B/D
IC B/D
IC B/D
IC B/D
IC B/D
IC501
S1R72V17B00A20B
B8
XI
C8
XO
H1
TESTEN
H8
ATPGEN
A8
BURNIN
A6
R1
A3
DP
A4
DM
B1
VBUSFLG
C1
VBUSEN
C3
VBUS
D1
XRESET
D8
CLKIN
G3
XRD
H3
XWRL
F3
XWRH
H2
XCS
E3
XINT
G4
XDREQ
F4
XDACK
D2
XBEL
C4
CA1
E1
CA2
C5
CA3
E2
CA4
D3
CA5
G1
CA6
F1
CA7
F2
CA8
H4
CD0
G5
CD1
H5
CD2
F5
CD3
E6
CD4
H6
CD5
G6
CD6
F6
CD7
H7
CD8
G8
CD9
F7
CD10
E7
CD11
F8
CD12
D6
CD13
E8
CD14
C6
CD15
A5
HVDD
B3
HVDD
C2
HVDD
A2
LVDD
A7
LVDD
C7
LVDD
G2
LVDD
D7
CVDD
B2
VSS
B4
VSS
B5
VSS
B6
VSS
B7
VSS
G7
VSS
A1
NC
C502
15p
DGND
R502
0
C501
18p
R507
1K
C503
1
R503
100k
R504
100k
R505
100k
R506
6200
AB0_XRD
AB0_XWR
AB0_XCS2
AB0_XACK
AB0_XDRQ
AB0_D1
AB0_D0
AB0_D3
AB0_D2
AB0_D7
AB0_D6
AB0_D5
AB0_D4
AB0_D10
AB0_D8
AB0_D9
AB0_D11
AB0_D15
AB0_D12
AB0_D14
AB0_D13
AB0_A1
AB0_A2
AB0_A3
AB0_A4
AB0_A7
AB0_A6
AB0_A5
AB0_A8
USB_INT
VDD_GP1
IC503
TK63731AB1G0B
A1
GND
B1
VOUT
B2
VIN
A2
VCONT
USB_PWRCTL
VDD_UNREG
C504
0.1
C511
1
R511
220k
RESETZ
C510
0.1
USB_DP
USB_DM
VCC_VBUS
C512
1
C505
0.1
C506
0.1
C507
0.1
C509
0.1
C508
0.1
R512
0
IC505
TC7WG74FC
1
CK
2
D
3
/Q
4
GND
5
Q
6
/CLR
7
/PR
8
VCC
9
GND
C513
0.1
FLASHCLK
R513
100k
IC506
TC7WG74FC
1
CK
2
D
3
/Q
4
GND
5
Q
6
/CLR
7
/PR
8
VCC
9
GND
C514
0.1
C515
0.1
R516
10
R517
0
R514
10
USB_XRST
R519
100k
IC504
TK63718HCL-G
1
VIN
2
GND
3
VOUT
4
NC
5
GND
6
VCONT
C516
0.1
C517 0.1
C518
0.1
R509
0
R510
22
IC509
SN74AVC1T45YZPR
A1
VCCA
B1
GND
C1
A
C2
B
B2
DIR
A2
VCCB
R520
100k
R521
0
R522
0
AB0_XRD
AB0_A2
AB0_A3
AB0_A4
AB0_A5
AB0_A6
AB0_A7
AB0_A8
AB0_D0
AB0_D1
AB0_D2
AB0_D3
AB0_D4
AB0_D5
AB0_D6
AB0_D7
AB0_D8
AB0_D9
AB0_D10
AB0_D11
AB0_D12
AB0_D13
AB0_D14
AB0_D15
AB0_XACK
AB0_A1
AB0_XRD
AB0_D0
AB0_A8
AB0_A7
AB0_A6
AB0_A5
AB0_A4
AB0_A3
AB0_A2
AB0_A1
AB0_XACK
AB0_D1
AB0_D2
AB0_D3
AB0_D4
AB0_D5
AB0_D6
AB0_D7
AB0_D8
AB0_D9
AB0_D10
AB0_D11
AB0_D12
AB0_D13
AB0_D14
AB0_D15
AB0_XCS2
AB0_XCS2
AB0_XDRQ
USB CONTROLLER
IC501
INVERTER
IC508
LEVEL SHIFT
IC509
RESET SWITCH
IC502
INVERTER
IC507
D FLIP-FLOP
IC505
D FLIP-FLOP
IC506
+1.8V REGULATOR
IC504
+3.1V REGULATOR
IC503
(2/6)
MAIN BOARD
A
1012
J
H
B
1311
C
78
I
14
F
96
K
4 15 163
G
D
5 17
E
12
VCC
4
NC
3
GND
2
1
5
TC7SG04AFS
IC507
1
5
IC508
GND
3
VCC
2
NC
TC7SG04AFS
4
12MHz
X501
1
5
IC502
GND
3
VCC
2
TC7SG08AFS
4
Ver. 1.1
Note: When IC501, IC503, IC505, IC506 and IC509 cannot
exchange with single. When IC501, IC503, IC505, IC506
and IC509 are damaged, exchange the entire mounted
board.