MiTAC E-8590 - 8.2 No Display (System Failure)

169
LCD PC E
LCD PC E
-
-
8590 MAINTENANCE
8590 MAINTENANCE
8.2 No Display
******System Clock Check******
1
6
48
49
45
46
28
27
7
10
21
U5
North
Bridge
VT8703
U3
P4M
53
R226 33
R234 33
R262 22
R179 22
R193 R208 R204
U18
South
Bridge
VT8235
R277 22
R285 22
R272 22
CLK_DDR[0:2]
CLK_DDR[0:2]#
CPUCLK
NB_MCLK
NB_MCLK#
14M_VT8703
NB_MCLKO
NB_MCLKF
PCI_SB_CLK
USB_CLK
SB_VCLK
J5
DIMM SOCKET
X4
14.318MHz
C317
15P
C318
15P
PCI_CARD_CLK
+3VS
+VDDREF
180
U6
CB710
34
U509
Clock
Generator
ICS9248-193
R241 33
+3V
R304
10K
FS1
FS2
R230 33
52
CPUCLK#
+VDD_CPU25
61
74
P2
P5
P11
P13
P7
FS1
FS2
R279
22
Iref=2.32mA
25
R266
475
61
74
CLK_DDR[3:5]
CLK_DDR[3:5]#
R194 R209 R205
R195 R224 R206
R196 R225 R207
SELCPU
R17 1K
NSEL0
18
CPU_STOP#
FROM U18
P17
R283 22
EMI
R268 22
14M_CODEC
NB_AGPCLK
R249 22
MODE
FS0
SMB_CLK
SMB_DATA
33.3MHz66.6MHz133MHz1111
33.3MHz66.6MHz100MHz1011
PCICLKAGPCLKCPUCLKFS0FS1FS2FS3
PCI_SLOT_CLK
R281
22
To J21
PCI32_SLOT
P12
PCI_1394CLK
93
U14
VT6306
P15
R280
22
PCI_LPC_SUPIO
19
U27
VT1211
P24
R278
22
12
14
11
15
R300
10K
+3VS
R299
10K
+VDD_CPU33
+DDR25V
5,16,22,23
55
50
51
34,40
U509
J4
DIMM SOCKET