(Usb) - 3 - EUROCOM M22ES Service Manual

Schematic Diagrams
961A-3 (USB) - 3 of 4
PLEASE CLOSE USB PORT
R421
R484
R424
R498
R497
R496
R501
R503
R495
R494
R493
R500
R499
R502
Sheet 15 of 31
961A-3 (USB)
3 of 4
+3V
[24] VR_PWRGD
[12] VGATEM
B - 16 961A-3 (USB) - 3 of 4 (71-M2200-D06)
U25C
F20 V4 UCLK48M
UCLK48M[3]
T EESK(GPI21) USBCLK48M
D20
T EEDI(GPI22)
4.7K E20
EEDO(GPI23)
UV0+
C20 B18
T EECS(GPI24) UV0+
UV0-
C18
UV0-
UV1+
D18
UV1+
UV1-
D19
UV1- UV2+
A20 E14
T LPS UV2+ UV2-
4.7K A19 D15
LREQ UV2- UV3+
4.7K C19 E18
LINKON UV3+
UV3-
4.7K A12 F18
D0 UV3-
UV4+
4.7K B12 E16
D1 UV4+
USB UV4-
4.7K C12 E15
D2 UV4-
UV5+
4.7K D12 G18
D3 UV5+
UV5-
4.7K E12 G19
D4 UV5-
4.7K A13
D5 OC0#
4.7K B13 G20
D6 OC0# OC1#
4.7K C13 G17
D7 OC1#
4.7K D11 J16 OC2# R411 10K
CTL0 OC2#
OC3#
4.7K C11 H17 R415 10K
CTL1 OC4#
OC4#
4.7K E11 H16 R418 10K
SCLK OC3#
OC5#
G16
OC5# OC5# [23]
D16
USBVDD
F17
USBVDD
A10 D17
T IPB_OUT1 USBVDD
E17 C635 C634
USBVDD
B10
T IPB_OUT0
0.1UF 0.1UF
B17
USBVSS
A11 E19
T NC USBVSS
B19
USBVSS
F19
USBVSS
E10
T NC
B16 OSC12MHI
OSC12MHI
D9
T NC
A17 OSC12MHO
OSC12MHO
B11 F16 USBREF
T NC USBREF
C9
T NC
A18 USBPVDD
USBPVDD
C10
T NC
15PF(R)
C15 USBPVSS
USBPVSS
D10
T NC
C16 IVDD_AUX
IVDD_AUX
C17
IVDD_AUX
12 mil
B20 USBREFAVDD
USBREFAVDD
C647 C624
SIS961 0.1UF(R) 0.1UF(R)
+3V
+3VS
R505 R511
U29
3
VCC
H_DPSLP# 2 PWRGD
H_DPSLP# [1,24] RESET
4.7K 25K 1
GND
C
B Q26 MAX810(R)_SOT-23
E
2N3904
CPUSTP-
CPUSTP- [3,12]
SIS-M650/961A/962 SpeedStep
+5V
PWROK
R481
[20] PWROK
R477 4.7K
+5V
C658
4.7K 0.1UF
U31A
VR_PWRGD
1
PM_GATEM
3
2 R478 4.7K
D C659
Q21
7432
VGATEM 0.1UF
G S
2N7002
22
UV2- -DATA2
R463
-DATA2 [23]
22
UV2+ +DATA2
R459
+DATA2 [23]
C653 C650
R542 R543
22PF 22PF
15K 15K
Place these components
near to SiS96X
22
R443
UV0- -DATA0
R444 22
UV0+ +DATA0
R52
C630 C631 R53 C56
22PF 22PF 15K 100PF
15K
+3VS
22
+3VS
UV3- -DATA3
R433
-DATA3 [23]
C654
22
UV3+ +DATA3
C655 R425
+DATA3 [23]
1UF 10UF/16V C613 C597 R506
R521
22PF 22PF 15K
15K
22
R432
UV1- -DATA1
R436 22
UV1+ +DATA1
R442 10M(R)
R50
C609 C614 R51 C55
Y8 12M(R) 22PF 22PF 15K 100PF
C628 C629 15K
20PF(R)
Place these components near to SiS96X
+3VS
22
L79 UV4- -DATA4
R453
1 2
22
UV4+ +DATA4
BK2125HS121(R) R441
C660 C649 C627 R482 R483
10UF/16V(R) 22PF 22PF 15K 15K
2 1
JP1
SHORT
22
UV5- -DATA5
R394
22
UV5+ +DATA5
R389
C574 C542 R410 R405
22PF 22PF 15K 15K
+3V
R402
10K
VR_PWRGD
R416 0(R)
U27
+5VS
R401 0 3
MR#
R399 10K_1% 4
+1.8VS RST-IN
U30A
74HCT08 5
+5VS VCC
1 R417
3 R400 C577 C585
2 20K(R) MAX6306
56K_1% 10P 0.1UF
[12,27] PSON-
R20
560K
OC0# R19 470K
USBVCC0
1 2 C21 10UF/16V
+5VS
F1 1.1A
L12
1 2
BK2125HS121
C4 0.1UF
PLEASE CLOSE USB
CN6A
PORT
1
V+
BK2125HS121 Z1619
R225 2
DATA_L
BK2125HS121
Z1620
R226 3
DATA_H
4
GND
C57
100PF
L56
1 8
R214
560K
2 7
OC1# R215 470K
USBVCC1
3 6
+5VS 1 2 C316 10UF/16V
4 5 F3 1.1A
L47
CML16P-RID1(R) 1 2
BK2125HS121
C296 0.1UF
CN6B
5
V+
R227
BK2125HS121
Z1623
6
DATA_L
R228
BK2125HS121 Z1624
7
DATA_H
8
C54
GND
100PF
PLEASE CLOSE USB
PORT
L83
USBREF R488 433_1%(R) 1
4.7UH_0805(R)
-DATA4 [22]
C673 C680
+DATA4 [22]
0.1UF(R) 10UF/16V(R)
L80
20 mil
USBPVDD 1
-DATA5 [23]
BK2125HS121(R)
C663 C662
+DATA5 [23]
0.1UF(R) 0.1UF(R)
USBPVSS 2 1
JP2
SHORT
+3VS
20 mil L86
IVDD_AUX 1
BK2125HS121(R)
C679 C678
R429
10K 0.1UF(R) 0.1UF(R)
1 PWRGD 2 1
PWRGD [6,12]
RESET#
JP3 SHORT
2 R430
GND
100K
C
PSON-
B Q13
PDC114
E
USB CON 8P
USB CON 8P
2
+3VS
2
C674
10UF/16V(R)
+1.8VS
2
C687
10UF/16V(R)