No Display - Prestigio CAVALIERE 141 Technical & Service Manual

Prestigio Cavaliere 141

8.3 No Display

P
3
U506
R578
CPU_HCLK
Pentium 4
R579 33
CPU_HCLK#
uFCPGA
R576
NB_HCLK
P
5-7
R577
NB_HCLK#
U505
R591
SDR_CLK
North
R580
AGP_CLK0
Bridge
R611
SiS650 ZCLK0
R609 R609
CLK_NB_14M CLK_NB_14M
PCISTP#
P
15-17
CPUSTP#
U516
R590
CLK_SB_48M
South
R612
CLK_PCI_SB
Bridge
R617
ZCLK1
SiS961
R608
CLK_SB_14M
P
22
U515
CLK_PCI_CARD
Card Bus
CB1410
******System Clock Check--1******
33
40
39
33
44
33
43
22
47
22
31
U508
22
9
Clock
22 22
CLKFS1 CLKFS1
3 3
Generator
+3V
+3V
ICS952001
R618
R118
10K 10K
D9 12
D18 45
33
26
33
CLKFS3 14
22
10
22
CLKFS0
2
23
6
14.318MHz
R603 33
C651
10P
R607 33
P
9 22
R593 33
27
R610 22
AUDIO_14M
CLKFS2
4
CLKFS4
15
FS4 FS3 FS2 FS1 FS0
1 1 0
1 1 0
0 0 0
0 0 1
7
X502
1 0 1
3
1 0 1
1
2
4
1 0 1
C668
10P
0 0 0
102
Technical Service Manual
CLK_PCI_SIO
Super I/O
CLK_SIO_48M
C787
0.01 2
Audio Codec
CLKFS0 R604 10K
CLKFS1
R614 10K
CLKFS2
CLKFS3
CLKFS4
R615
R622
10K
10K
ICS952001 Functionality
CPU DDR ZCLK
0 0 100.0 133.3 80.0
0 1 100.0 134.5 67.2
1 1 1 0 0 . 0 1 3 3 . 3 6 6 . 7
1 1 100.0 133.3 100.0
1 0 133.3 133.3 66.7
1 1 133.3 166.7 66.7
0 1 133.3 100.0 66.7
0 1 100.0 100.0 66.7
P
23
U19
PC87393F
P
20
U522
ALC202
+3V
R619
10K
AGP PCI
66.7 33.3
66.7 33.3
6 6 . 7 3 3 . 3
66.7 33.3
66.7 33.3
33.3 33.3
33.3 33.3
33.3 33.3