Schematic Diagrams
NB K8T890-3 VLINK & VGA B - 11
B.Schematic Diagrams
NB K8T890-3 VLINK & VGASheet 10 of 40
NB K8T890-3
VLINK & VGA
C642 0.1UF
C654 0.1UF
C987
0.1UF
R140 1K
1 2
+
C220 470UF/2.5V
T
C986
0.1UF
T
T
T
T
L42
FCM2012V-121
R154 0(R)
R553
1K_1%
R552
3K_1%
T
C730
0.1UF
T
C666 0.1UF
C221
0.1UF
T
C799 10UF
C657 0.1UF
T
T
C698 0.1UF
T
T
C692 0.1UF
T
L41
FCM2012V-121
C655 0.1UF
VD0
P34
VD1
R34
VD2
M33
VD3
L32
VD4
T32
VD5
R32
VD6
K33
VD7
L34
VD8
T33
VD9
U32
VD10
K32
VD11
J32
VD12
U34
VD13
V33
VD14
J34
VD15
J33
UPSTB+
M32
UPSTB-
N32
DNSTB+
N34
DNSTB-
N33
UPCMD
K34
DNCMD
M34
VBE#
R33
VPAR
T34
VLCOMPP
V34
VLVREF
P32
HCLK+ B25
HCLK- A25
NC/VCCA33GCK AJ11
NC/GNDAGCK AK11
VSUS15 H34
VCCA33HCK/NC D25
GNDAHCK/NC E25
NC/VCCA33HCK AC5
NC/GNDAHCK AC6
VCLK C28
VCCA33VCK/NC D28
GNDAVCK/NC E28
CONFIG3 AN2
ENVDD AP1
ENBLT AN1
VCCA33PLL1 AC1
GNDAPLL1 AC2
VCCA33PLL2 AC3
GNDAPLL2 AC4
VCCA33PLL3 AD1
GNDAPLL3 AD2
VCCA33DAC1 AE2
GNDADAC1 AE3
VCCA33DAC2 AD3
GNDADAC2 AD4
GNDADAC3 AE4
HSYNC AG1
VSYNC AG2
RSET AF3
BISTIN AG3
INTA# AJ2
GPO0 AJ3
GPOUT AH3
CONFIG2 AM4
SPD2 AH2
CONFIG1 AM3
SPCLK2 AH1
XIN AJ1
PWROK G32
RESET# H32
SUSST# G33
BUSY# E34
TESTIN# E32
DFTIN# F32
TCLK D34
TCLK600 B28
DEBUG A28
RSVD0 A26
RSVD1 B26
RSVD2 C26
RSVD3 D26
RSVD4 E26
RSVD5 A27
RSVD6 C27
RSVD7 D27
AR AF2
AG AF1
AB AE1
TVCLK/DVP0CLK AM2
TVVS/DVP0VS AM1
TVHS/DVP0HS AL3
TVD0/DVP0D0 AH4
TVD1/DVP0D1 AJ4
TVD2/DVP0D2 AK3
TVD3/DVP0D3 AK2
TVD4/DVP0D4 AK1
TVD5/DVP0D5 AK4
TVD6/DVP0D6 AL1
TVD7/DVP0D7 AL2
TVD8/DVP0D8 AH5
TVD9/DVP0D9 AH6
TVD10/DVP0D10 AJ5
TVD11/DVP0D11 AJ6
TVCLKR/DVP0DET AK5
TVDE/DVP0DE AL4
VCC33GFX AD5
VCC33GFX AD6
VCC33GFX AA11
VCC33GFX AB11
VCC33GFX AC11
VCC33GFX AD11
VCC33GFX AE5
VCC33GFX AE6
VCC33GFX AF4
VCC33GFX AF5
VCC33GFX AF6
VCC33GFX AG4
VCC33GFX AG5
VCC33GFX AG6
VCC15VL
A30
VCC15VL
A31
VCC15VL
A32
VCC15VL
A33
VCC15VL
A34
VCC15VL
B30
VCC15VL
B31
VCC15VL
B32
VCC15VL
B33
VCC15VL
B34
VCC15VL
C30
VCC15VL
C31
VCC15VL
C32
VCC15VL
C33
VCC15VL
C34
VCC15VL
D30
VCC15VL
D31
VCC15VL
D32
VCC15VL
D33
VCC15VL
E30
VCC15VL
E31
VCC15VL
F30
VCC15VL
F31
VCC15VL
G30
VCC15VL
G31
VCC15VL
H30
VCC15VL
H31
VCC15VL
J30
VCC15VL
J31
VCC15VL
K30
VCC15VL
K31
VCC15VL
L21
VCC15VL
L22
VCC15VL
L23
VCC15VL
L24
VCC15VL
L30
VCC15VL
L31
VCC15VL
M24
VCC15VL
M29
VCC15VL
M30
VCC15VL
M31
VCC15VL
N24
VCC15VL
N29
VCC15VL
N30
VCC15VL
N31
VCC15VL
P24
VCC15VL
P29
VCC15VL
P30
VCC15VL
P31
VCC15VL
R24
VCC15VL
R29
VCC15VL
R30
VCC15VL
R31
VCC15VL
T24
VCC15VL
T29
VCC15VL
T30
VCC15VL
T31
VCC15VL
U24
VCC15VL
U29
VCC15VL
U30
VCC15VL
U31
VCC15VL
V24
VCC15VL
V29
VCC15VL
V30
VCC15VL
V31
U6C
K8T890
T
T
C675 0.1UF
T
T
R141 1K
T
R469 4.7K
C706
10UF
T
T
L40
FCM2012V-121T
TC763
10UF
GND
A11
GND
B12
GND
B14
GND
B16
GND
B18
GND
B20
GND
B27
GND
C25
GND
D13
GND
D15
GND
D17
GND
D19
GND
E27
GND
E33
GND
F14
GND
F15
GND
F19
GND
F20
GND
H2
GND
H33
GND
J2
GND
K4
GND
L2
GND
L33
GND
M4
GND
M6
GND
M12
GND
M13
GND
M14
GND
M15
GND
M16
GND
M17
GND
M18
GND
M19
GND
M20
GND
M21
GND
N2
GND
N6
GND
M22
GND
M23
GND
N13
GND
N14
GND
N15
GND
N16
GND
N17
GND
N18
GND
N19
GND
N20
GND
N21
GND
N22
GND
N12
GND
P33
GND
R2
GND
N23
GND
P4
GND
P12
GND
P13
GND
P14
GND
P15
GND
P16
GND
P17
GND
P18
GND
P19
GND
P20
GND
P21
GND
P22
GND
P23
GND
T4
GND
T6
GND
R12
GND
R13
GND
R14
GND
R15
GND
R16
GND
R17
GND
R18
GND
R19
GND
R20
GND
R21
GND
R22
GND
R23
GND
T12
GND
T13
GND
T14
GND
T15
GND
T16
GND
T17
GND
T18
GND
T19
GND
T20
GND
T21
GND
T22
GND
T23
GND
U2
GND
U6
GND U12
GND U13
GND U14
GND U15
GND U16
GND U17
GND U18
GND U19
GND U20
GND U21
GND U22
GND U23
GND U33
GND V4
GND V12
GND V13
GND V14
GND V15
GND V16
GND V17
GND V18
GND V19
GND V20
GND V21
GND V22
GND V23
GND V32
GND W2
GND W12
GND W13
GND W14
GND W15
GND W16
GND W17
GND W18
GND W19
GND W20
GND W21
GND W22
GND W23
GND Y12
GND Y13
GND Y14
GND Y15
GND Y16
GND Y17
GND Y18
GND Y19
GND Y20
GND Y21
GND Y22
GND Y23
GND Y32
GND AA12
GND AA13
GND AA15
GND AA14
GND AA16
GND AA17
GND AA18
GND AA19
GND AA20
GND AA21
GND AA22
GND AA23
GND AA34
GND AB1
GND AB2
GND AB3
GND AB4
GND AB5
GND AB6
GND AB12
GND AB13
GND AB14
GND AB15
GND AB16
GND AB17
GND AB18
GND AB19
GND AB20
GND AB21
GND AB22
GND AB23
GND AB32
GND AC12
GND AC13
GND AC14
GND AC15
GND AC16
GND AG34
GND AJ28
GND AL29
GND AL30
GND AJ25
U6F
K8T890
C705
0.1UF
T
T
T
T
T
T
C676 0.1UF
C800 10UF
T
C762 0.1UF
C729
0.1UF
R467 1K(R)
R163 4.7K
C728 0.1UF
DEBUG
T
T
T
T
TCLK600
T
C761
0.1UF
C702 0.1UF
R155 0
R162 4.7K
T
T
T
T
R156 60_1%
T
T
T
T
T
T
R468 4.7K
T
C627 0.1UF
+3VS
+3.3VHCK
+1.5VS
+3.3VCK
+3.3VCK
+3VS
+3.3VHCK
+1.5VS
+2.5V
+2.5V
+1.5V
+2.5V
+1.5VS
+1.5V
+1.5VS
+3VS
+1.5VS
VLAD[0..15](13)VLAD[0..15](13)
RESET_NB#(11)
DNSTB+(13)
UPSTB-(13) UPSTB+(13)
DNCMD(13) UPCMD(13)
DNSTB-(13)
HCLK# (2)
HCLK (2)
VPAR(13) VBE#(13)
SUS_ST#(12,24)
ALL_PWRGD(2,3,11,13,31)
VCLK_NB(2)
+2.5V(3,8,11,34)
PWROK_NB#(12)
AGPBZ#(13)
+1.5VS(34)
+3VS(2,8,9,11,12,13,14,15,16,19,20,21,22,24,25,27,29,31,32,33)
+1.5V(9,33)
DNSTB-
DNSTB+
VCLK_NB
NEAR K8T890
VLAD[0..15]
LCOMPP
FPD5
FPD9
FPD7
FPD2
FPD8
FPD10
FPD4
FPD0
FPD11
FPD5
FPD3
FPD1
FPD9
FPD6
TCLK600
FPHS
LVREF_NB
FPVS
FPD5 => Dedicated DVI port configuration
GFX power up strapping setting:
0: TMDS
TESTIN#
RESET_NB#
AGPBZ#
SUS_ST#
DFTIN#
D03
LVREF_NB = 0.625V when R123 =1K 1% Ohm
DEBUG
1: TV Encoder