Service manual

Schematic Diagrams
USB BOARD B - 39
B.Schematic Diagrams
USB BOARD
U+5V
U+5V
U+5V
UGND
U+3VH8
U+3VH8
U+3VH8
UGND
UGND
UGND
UGND
UGND
UGNDUGND
UGND
UGND
UGNDUGND
UGND
UGND UGND
UGNDUGNDUGND
UGND
Z3803 Z3804
Z3806
Z3805
Z3802
UVA++UVA+
UU SB_OC2#
UUSB_PN2
UUSB_PP2
UU SB_PN2
UTPA0P
UTPA0N
Z3801
UDCD#
UU SB_PP2
UU SB_OC2#
UDSR#
Z3817
Z3816
Z3818
Z3815UTPA0P
UTPA0N
UTPB0P
UTPB0N
UTPB0N
UTPB0P
URXD
URTS#
UTXD
UCTS#
UDTR#
URING#
ULID_RSUM#
ULID_RSUM#
Z3810
Z3807
Z3808
Z3811
Z3813
UCTS#
UDTR#
UTXD
Z3812
Z3809
URING#
URXD
URTS#
UDSR#
UDCD#
Z3814
UJ1394PORT1
1394_CON
4
3
2
1
GND2
GND1
GND3
GND4
TPA+
TPA-
TPB+
TPB-
GND
GND
GND
GND
UL2
HCB1608K-121T25
UPL1
EMI_CHOKE
32
1 4
ULP1
8P4LXBLA3216A221SG4
1
2
3
45
6
7
8
UR3 *2. 7K
UC2
0.1UF
UPC1
0.1UF/50V_0805
UR2 560K
UR1 470K
UPR2 *0(1206)
UL1
B4W
1
2
3
4 5
6
7
8
UCP1
8P4CX180PF
1 2 3 45
6 7 8
UJUSB1
USB_1
1
2
3
4
GND1
GND2
VCC
DATA-
DATA+
GND
S
S
UC3
0.1UF
UJAC1
ACIN_CON
1
2
GND1
GND2
1
2
3
4
UL3
PWC1206ST161T
1
4
2
3
UD1
*BAV99
C
AC
A
UF1 1.1A
1 2
UJU SB2
CON32AA
1 2
3 4
5 6
7 8
9 10
11 12
13 14
15 16
17 18
19 20
21 22
23 24
25 26
27 28
29 30
31 32
UPC3
0.1UF/50V_0805
ULP2
8P4LXBLA3216A221SG4
1
2
3
45
6
7
8
UU1
TLE_4917
1
2
3
46
5
VS
GND
Q
GNDPRG
GND
UCP2
8P4CX180PF
1 2 3 45
6 7 8
UPC2
0.1UF/50V_0805
UJCOM1
ECOM1_DB9
5
9
4
8
3
7
2
6
1
10
11
+
UC1
100uF/10V
UPF1
5A
UC4
0.01UF
UPR1 * 0(1206)
UH1
C79D79
1
UH3
MTH8_0D2_8
2
3
4
5 6
7
8
9
UH4
C79D79
UH5
C237D91
1
UH2
MTH8_0D2_8
2
3
4
5 6
7
8
9
PIN GND3~4 =UGND
2005/11/16
2005/11/15
LID SWITCH
PIN 12~23=UGND
Sheet 38 of 40
USB BOARD