Schematic Diagrams
B - 16 VT8237 1/3
B.Schematic Diagrams
VT8237 1/3
+3VS
+3VS
+2.5VS
+2.5VS
+5V
+5V
+5V
+5V
+5V
+5V
+3V
+3V
+3V
+3VS
+3VS
+3VS
+3VS
+3VS
+3V
PCI_AD[31:0]
18,22,27
PCI_C/BE0#
18,22,27
PCI_C/BE1#
18,22,27
PCI_C/BE2#
18,22,27
PCI_C/BE3#
18,22,27
PCI_FRAME#
18,22,27
PCI_DEVSEL#
18,22,27
PCI_IRDY#
18,22,27
PCI_TRDY#
18,22,27
PCI_STOP#
18,22,27
PCI_SERR#
18,27
PCI_PAR
18,22,27
PCI_PERR#
18,22,27
PCI_INTA#
6,18,27
PCI_INTB#
18,27
PCI_INTC#
18,27
PCI_INTD#
22
PCI_GNT0#
22
PCI_REQ0#
22
PCI_REQ3#
18
PCI_REQ2#
27
PCI_GNT3#
18
PCI_GNT2#
27
USB_PN0 18
USB_PP0 18
USB_PP1 24
USB_PN1 24
USB_PP3 26
USB_PN3 26
USB_PP2 18
USB_PN2 18
USB_PP4 24
USB_PP5 11
USB_PN5 11
USB_PN4 24
USB_PN6 19
USB_PP6 19
USB_OC0# 18
USB_OC1# 26
USB_OC2# 18
USB_CLK 11
RESET_NB# 6
HDDRST# 19
PM_PWROK
12,13,17,24
PCIRST# 14,18,21,22,23,27
LPC_FLASH#
21
H_A20GATE 23
KB_RESET# 23
CDRRST# 19
USB_OC4# 26
USB_PN7 26
USB_PP7 26
VCCA_SW
3
APKEY_SB#
23
USB_PP0
USB_PN0
USB_PN1
USB_PP1
USB_PN3
USB_PN2
USB_PP2
USB_PP3
USB_PP7
USB_PN5
USB_PN4
USB_PP6
USB_PP4
USB_PP5
USB_PN7
USB_PN6
SB_USBVCCA
SB_USBGNDA
PCI_TRDY#
PCI_FRAME#
PCI_INTC#
RST#
Z1505
Z1509
Z1510
Z1507
RST#
VCCA_SW
PCI_INTD#
PCI_INTB#
PCI_INTA#
APKEY_SB#
PCI_INTE#
PCI_REQ5#
PCI_REQ2#
PCI_REQ1#
PCI_REQ0#
PCI_IRDY#
PCI_DEVSEL#
PCI_STOP#
LPC_FLASH#
PCI_SERR#
PCI_PERR#
PCI_REQ4#
PCI_REQ3#
SB_PCIRST#
ALLPCIRST#
USB_PP7
PCI_INTE#
KB_RESET#
USB_OC5#
USB_OC3#
PCI_GNT3#
PCI_DEVSEL#
PCI_AD8
PCI_AD3
PCI_PERR#
PCI_REQ3#
USB_PP1
PCI_AD15
USB_PP2
USB_PN0
Z1501
USB_OC6#
PCI_GNT1#
PCI_AD28
PCI_AD17
PCI_AD1
USB_PN6
PCI_REQ5#
Z1504
PCI_GNT2#
PCI_REQ0#
PCI_INTC#
PCI_FRAME#
PCI_AD30
PCI_AD14
PCI_AD12
PCI_REQ1#
USB_PN1
PCI_AD19
PCI_AD16
USB_PN2
PCI_AD10
USB_REXT
PCI_INTB#
PCI_AD23
PCI_AD22
USB_OC7#
USB_PP6
Z1503
PCI_INTD#
PCI_AD31
PCI_AD20
PCI_AD13
PCI_GNT4#
PCI_AD18
PCI_AD11
LPC_FLASH#
USB_PP3
PCI_REQ4#
PCI_PAR
PCI_TRDY#
PCI_AD7
PCI_INTA#
PCI_STOP#
PCI_AD25
PCI_AD21
USB_PN5
PCI_AD27
PCI_AD26
PCI_AD24
USB_PN7
VCCA_SW
PCI_GNT5#
USB_PP0
PCI_IRDY#
PCI_AD6
PCI_AD2
SB_USBVDD
APKEY_SB#
SB_PCIRST#
USB_PN3
PCI_REQ2#
PCI_SERR#
PCI_AD5
PCI_AD0
SB_USBSUS25
USB_PN4
PCI_GNT0#
PCI_AD29
H_A20GATE
USB_PP5
USB_PP4
PCI_AD9
PCI_AD4
KB_RESET#
H_A20GATE
Z1506
Z1511
USB_OC7#
USB_OC5#
USB_OC3#
USB_OC6#
R587
2.2K_04
C381
0.1u_04
R265
15K_04
+
C875
*100u/6.3V_B
R572
2.2K_04
R477
0
R276
15K_04
R249
15K_04
R610
187_1%
U42F
74HCT14
13
12
14
C343
0.1u_04
C400
1u
R316
2.2K_04
C793
0.1u_04
+
C874
100u/6.3V_B
R281
15K_04
R560
2.2K_04
U42C
74HCT14
5
6
14
L26
HCB1608K-121T25
R514
15K_04
R480
5.76K_1%
C366
1u
U41
TC7SZ08
2
1
4
3
5
R590
2.2K_04
C422
10u_12
R306
2.2K_04
C347
0.01u_04
R497
15K_04
R478
10K_04
R588
2.2K_04
R620
22_04
VT8237 (A)
U33A
VT8237
G2
J4
J3
H3
F1
G1
H4
F2
E1
G3
E3
D1
G4
D2
D3
F3
K3
L3
K2
K1
M4
L2
N4
L1
M2
M1
P4
N3
N2
N1
P1
P2
E2
C1
L4
M3
J1
H2
J2
H1
K4
C2
F4
E20
D20
A20
B20
E8 F25 H23
A4
B4
B5
C4
A5
B6
C5
D5
P3
A6
D6
C6
E5
R4
E18
D18
A18
B18
D16
E16
A16
B16
C25
A24
C26
D24
B26
W3
V1
W1
W2
H9 H10
H12 J8 K8 L8 M8 N8 P8 R8 R19
J21
C3
R3
R2
R1
T8 T19
U19 V8 V19
D22
E22
F22
J13
J14
J15
J16
E23
B25
J25
B2
A17 A19 A21 B13 B15 B17 B19 B21 C13 C14 C15 C16 C17 C18 C19 C20 C21 D13 D15 D17 D19 D21 E13 E15
B24
C24
A23
B23
D23
C23
A22
B22
C22
J17
E17 E19 E21
A15
A13
D4
E4
A3
B3
D14
E14
A14
B14
A26
A25
D26
D25
U8
J18
H11
V21 W9 W10 W11 W17 W18 W19 W21 Y21
H13
H15 H16
H18
H14
H17
A1 A2 B1
W8
AD0
AD1
AD2
AD3
AD4
AD5
AD6
AD7
AD8
AD9
AD10
AD11
AD12
AD13
AD14
AD15
AD16
AD17
AD18
AD19
AD20
AD21
AD22
AD23
AD24
AD25
AD26
AD27
AD28
AD29
AD30
AD31
CBE0
CBE1
CBE2
CBE3
FRAME
DEVSEL
IRDY
TRDY
STOP
SERR
PAR
USBP0+
USBP0-
USBP1+
USBP1-
GND GND GND
INTA
INTB
INTC
INTD
REQ0
REQ1
REQ2
REQ3
REQ4
GNT0
GNT1
GNT2
GNT3
GNT4
USBP2+
USBP2-
USBP3+
USBP3-
USBP4+
USBP4-
USBP5+
USBP5-
USBOC3
USBOC5
USBOC0
USBOC1
USBOC2
KBCK/KA20G
KBDT/KBRC
MSCK/IRQ1
MSDT/IRQ12
VCC33 VCC33
VCC33 VCC33 VCC33 VCC33 VCC33 VCC33 VCC33 VCC33 VCC33
GND
PERR
REQ5/GPI7
GNT5/GPO7
PCIRST
VCC33 VCC33
VCC33 VCC33 VCC33
USBVDD
USBVDD
USBVDD
USBVDD
USBVDD
USBVDD
USBVDD
USBCLK
USB REXT
GND
GND
USBGND USBGND USBGND USBGND USBGND USBGND USBGND USBGND USBGND USBGND USBGND USBGND USBGND USBGND USBGND USBGND
USBGND USBGND USBGND USBGND USBGND USBGND USBGND USBGND
USBOC4
USBSUS25
PLLVDDA1
PLLVDDA2
PLLGNDA1
PLLGNDA2
USBVDD
USBVDD
USBVDD
USBVDD
USBGND USBGND USBGND
USBGND
USBGND
INTE/GPIO12
INTF/GPIO13
INTG/GPIO14
INTH/GPIO15
USBP6+_NC
USBP6-_NC
USBP7+_NC
USBP7-_NC
USBOC6_NC
USBOC7_NC
UDPWR/GPI9_NC
UDPWREN/GPO9_NC
VCC33
USBVDD
VCC33
VCC33 VCC33 VCC33 VCC33
VCC33 VCC33 VCC33 VCC33 VCC33
USBGND
USBGND USBGND
USBGND
USBGND
USBGND
GND GND GND
VCC33
L58
HCB2012K-500T40
U42D
74HCT14
9
8
14
R517
15K_04
C437
0.01u_04
U42B
74HCT14
3
4
14
R500
15K_04
R596
2.2K_04
R570
2.2K_04
C433
0.1u_04
R578
2.2K_04
R569
2.2K_04
R520
15K_04
C355
0.01u_04
C438
1u
R616
100_04
R635
22_04
C434
0.01u_04
R502
15K_04
R280
15K_04
C421
0.1u_04
R619
22_04
C337
0.1u_04
R589
2.2K_04
R255
15K_04
RN66
8P4RX4.7K_04
1
2
3
4
5
6
7
8
R260
15K_04
+
C406
100u/6.3V_B
R274
15K_04
L27
HCB1608K-121T25
C786
0.1u_04
U42A
74HCT14
1
2
14
U42E
74HCT14
11
10
14
R544
2.2K_04
R539
2.2K_04
RN51
8P4RX2.2K_04
1
2
3
4
5
6
7
8
R551
2.2K_04
R543
2.2K_04
R571
2.2K_04
R552
2.2K_04
R305
2.2K_04
R317
2.2K_04
C413
0.1u_04
C435
0.01u_04
R504
15K_04
R508
15K_04
C436
0.01u_04
C447
0.1u_04
C371
1u
R540
2.2K_04
U43
TC7SZ08
2
1
4
3
5
C344
10u_12
NEAR CHIPSET
Sheet 15 of 41
VT8237 1/3
Содержание M540V
Страница 1: ......
Страница 2: ......
Страница 3: ...Preface I Preface Notebook Computer M550V M540V Service Manual...
Страница 47: ...Part Lists Top M550V A 3 A Part Lists Top M550V Figure A 1 Top M550V...
Страница 48: ...Part Lists A 4 Top M540V A Part Lists Top M540V Figure A 2 Top M540V...
Страница 49: ...Part Lists Bottom M550V A 5 A Part Lists Bottom M550V Figure A 3 Bottom M550V M550G M550G M550G...
Страница 50: ...Part Lists A 6 Bottom M540V A Part Lists Bottom M540V Figure A 4 Bottom M540V...
Страница 51: ...Part Lists LCD M550V A 7 A Part Lists LCD M550V Figure A 5 LCD M550V 6 3X3 6H...
Страница 54: ...Part Lists A 10 Combo Drive M550V M540V A Part Lists Combo Drive M550V M540V Figure A 8 Combo Drive M550V M540V...
Страница 56: ...Part Lists A 12 HDD M550V A Part Lists HDD M550V Figure A 10 HDD M550V...
Страница 57: ...Part Lists HDD M540V A 13 A Part Lists HDD M540V Figure A 11 HDD M540V...
Страница 58: ...Part Lists A 14 A Part Lists...
Страница 102: ...Switches C 2 Switches...
Страница 103: ...www s manuals com...