Samsung CLP-300N Service Manual page 128

Main Board(7/15)
1 2
+3.3V USB_3.3VA
L10
1uH
LK16081ROK-T
A C239
C238 C232
10uF
100nF 100nF
16V
2402-001049
USB_GND
DGND
C236
15pF
OSC6
ATS-49/U,12MHz,50ppm
B
C235
15pF
100
R111
DGND
+3.3V
C
4 3
VCC OUT
NC GND
1 2
OSC1
DGND
SCO-10325AD-6M
nRST_USB_HOST
nCS_USB_HOST
nWR
nRD
ADDR(2:13)
ADDR(13)
D ADDR(12)
ADDR(11)
ADDR(10)
ADDR(9)
ADDR(8)
ADDR(7)
ADDR(6)
ADDR(5)
DATA(31:16)
ADDR(4)
ADDR(3)
ADDR(2)
DATA(31)
DATA(30)
DATA(29)
DATA(28)
DATA(27)
DATA(26)
DATA(25)
DATA(24)
E
DATA(23)
DATA(22)
DATA(21)
DATA(20)
DATA(19)
DATA(18)
DATA(17)
DATA(16)
+3.3V
nINT_USB_HOST
R10 10K
F
DGND
1 2
1
B B B B
Samsung Electronics
3 4
+3.3V
ADDR(9:2)
C230 C224 C229 C213 C199 C217
100nF 100nF 100nF 10nF 10nF 10nF
DGND
USB_1V8
nDREQ_USB_DEVICE
nDACK_USB_DEVICE
XI_USB
nRST_USB_DEVICE
C198 C231
C203
47uF
100nF 10nF
16V
XO_USB nCS_USB_DEVICE
DGND
nINT_USB_DEVICE
CLX-3160N(FN) Only
R36
R25
100 10K
R23 NOT USED
U2
10K
NR4 10K
63 OSC1 OSC2 64
60
CLKW
DGND
46
VBUS
47
_RESET
VBP 38
30
_CS
2402-001049
12 _WR 42
VREG_OUT
13
_RD
VREG_EN 41
27 A12
26
A11
25 A10
24 34
A9 DM1
23 A8 DP1 33
22 ID 40
A7
20 A6
19
A5
18 32 DGND R1 33
A4 DM2
17 DP2 31
A3
16 A2 R6 33
14
A1
9 _PO 39
D15
8 _OC 36 R2 4.7K
D14
7
D13
6
D12
4 R7 C3
D11
3 VDD2_5_10 10 +3.3V
100nF
D10 10K
2 29
D9 VDD2_5_29
1 VDD2_5_53 53
D8
59 D7
58 35
D6 VDD3_3_35
57 D5 DGND
56 5
D4 VDDW_5
52 D3 21
VDDW_21
51 VDDW_55 55
D2
50 D1
49 62
D0 AVDD2_5_62
AVDD3_3_43 43
AVDD3_3_45 45
VSS15 15
11 _INT VSS28 28
VSS54 54
R11 10K
37
_EXVBO
44
AVSS44
48 TEST AVSS61 61
OTG242_LQFP64
0904-001865
DGND DGND
3 4
This Document can not be used without Samsung's authorization.
5 6 7
USB_3.3VA USB_1V8
+3.3V
ADDR(2) 18
A0
ADDR(3) 19
A1 DATA0
ADDR(4) 20
A2 DATA1
ADDR(5) 22
A3 DATA2
ADDR(6) 23
A4 DATA3
ADDR(7) 24
A5 DATA4
ADDR(8) 25
A6 DATA5
ADDR(9) 27
A7 DATA6
DATA7
9
DREQ DATA8
10
DACK DATA9
DATA10
7
RESET_N DATA11
+3.3V
DATA12
U18
8
EOT DATA13
R98 10K
isp1582bs
DATA14
11
DIOR DATA15
12
DIOW
RPU
15
nCS DP
DM
16
nRD
nRD
17
nWR nWR VBUS
14
INT RREF
52
XI_USB XTAL1 WAKEUP
51
XO_USB
XTAL2 SUSPEND
+5V +3.3V
USB_GND DGND
2 1 2 1
C59
10uF
DGND
16V 3 3
CN6-1
D1 D2
35303-0550
KDS226 KDS226
1
2
3
4
L1
5
C60
10uF
16V
2402-001049
5 6
8
DATA(31:16)
30 DATA(16)
31 DATA(17)
32 DATA(18)
33 DATA(19)
35 DATA(20)
36 DATA(21)
37 DATA(22)
38 DATA(23)
+3.3V
39 DATA(24)
40 DATA(25)
D19 D20
42 DATA(26)
KDS226 KDS226
43 DATA(27)
44 DATA(28)
45 DATA(29) R108
2 1 2 1
46 DATA(30)
1.5K
47 DATA(31)
3 3
DGND
2
CN14-1
3
787780-1
4
L7 INSTPAR
R94 200K 1
49
2
6
3
55
R102
56
12.1Kohm,1% L6 INSTPAR
4
C205
R110 R114 R93
10uF C190
10K 10K 1M
16V 1000NF
5
6
2402-001049
FGND
DGND
Engineer K.C.LEE Digtal Printing Division
R&D 5
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TITLE:
R&D CHK S.D.AN
DOC CTRL CHK
CLP-300(N)/CLX-3160N(FN)
MFG ENGR CHK Main_V0.11
USB Host & Device Controller
7 8
Schematic Diagram
A
B
C
D
E
Size
F
A3
7/15
Service Manual
11-7