Clevo W355SSQ Service Manual page 69

VGA Frame Buffer A
5
D
15,17 FBA_CMD[31:0]
15 FBA_CLK0
15 FBA_CLK0#
15 FBA_D[31:0]
U31D
INS284406670
BGA170
COMMON
NORMAL
FBA_D0
A4
DQ0
FBA_D1 A2
DQ1
FBA_D2
B4 DQ2
FBA_D3 B2
DQ3
FBA_D4
E4 DQ4
FBA_D5
E2
DQ5
FBA_D6 F4
DQ6
FBA_D7
F2
DQ7
FBA_EDC0
C2
EDC0
FBA_DBI0 D2
DBI0
FBA_VREFD_L
A10
VREFD
x32 x16
FBA_D8 A11 C321
DQ8
FBA_D9 NC
A13
DQ9 NC
FBA_D10 B11
DQ10
FBA_D11 NC
B13
DQ11 NC
FBA_D12 E11
DQ12
FBA_D13 NC
E13 DQ13
NC
FBA_D14 F11 GND
DQ14
FBA_D15 NC
F13
DQ15 NC
FBA_EDC1
C13 EDC1
GND
FBA_DBI1 D13
DBI1
NC
D4
15 FBA_WCK01 WCK01
D5
WCK01
15 FBA_WCK01#
C
K4G41325FC-HC03
15 FBA_WCK23
15 FBA_WCK23#
FBA_VREF_FET_L
D
Q6A
2 G MTDN7002ZHS6R
17,18,19,20 GPIO10_FBVREF_ALTV
S
GND
15 FBA_EDC[3:0]
15 FBA_DBI[3:0]
B
FBVDDQ
C357 C364 C366
10u_6.3V_X5R_06 1u_6.3V_X5R_04 1u_6.3V_X5R_04
GND
FBVDDQ
C628 C383 C385
A
0.1u_10V_X7R_04 0.1u_10V_X7R_04 0.1u_10V_X7R_04
GND
5
4 3
U31A
INS284406830
BGA170
COMMON
NORMAL
FBA_D16
V11
DQ16
FBA_D17 V13
DQ17
FBA_D18
T11 DQ18 FBVDDQ
FBA_D19 T13
DQ19
FBA_D20
N11 DQ20
FBA_D21
N13
DQ21
FBA_D22 M11
DQ22 R543
FBA_D23
M13 *549_1%_04
DQ23
FBA_EDC2
R13
EDC2
FBA_DBI2 P13
DBI2
FBA_VREFD_L
V10
VREFD
x32 x16
FBA_D24 V4 C629 R542
DQ24
FBA_D25 NC
V2 *1.33K_1%_04
DQ25 NC
FBA_D26 T4 R541 R231
DQ26
FBA_D27 NC
T2 *931_1%_04 80.6_1%_04
DQ27 NC
FBA_D28 N4
DQ28
FBA_D29 NC
N2 DQ29
NC
FBA_D30 M4 GND
DQ30
FBA_D31 NC
M2 GND
DQ31 NC
FBA_EDC3
R2 EDC3
NC
FBA_DBI3 P2
DBI3
NC
P4 FBVDDQ
WCK23
P5
WCK23
K4G41325FC-HC03
R222
549_1%_04
R226 R220 C346
931_1%_04 1.33K_1%_04
GND GND
GND
FBA_EDC0
FBA_EDC1
FBA_EDC2
FBA_EDC3
FBA_DBI0
FBA_DBI1
FBA_DBI2
FBA_DBI3
FBVDDQ
C595 C323 C349 C368
C336 C627
10u_6.3V_X5R_06 1u_6.3V_X5R_04 1u_6.3V_X5R_04 1u_6.3V_X5R_04
1u_6.3V_X5R_04 1u_6.3V_X5R_04
GND
FBVDDQ FBVDDQ
C372 C379 C335 C348 C386 C388
0.1u_10V_X7R_04 0.1u_10V_X7R_04 0.1u_10V_X7R_04 0.1u_10V_X7R_04 0.1u_10V_X7R_04 0.1u_10V_X7R_04
GND GND
4 3
2
U31B
INS284406750
BGA170
COMMON
FBA_CMD12
G3
RAS
FBA_CMD15 L3
CAS
FBA_CMD5
L12
WE
FBA_CMD0 G12
CS
FBA_CMD8 J4
ABI
FBA_CMD10 H4
A0_A10
FBA_CMD11
H5
A1_A9
FBA_CMD2 H11
A2_BA0
FBA_CMD1
H10
A3_BA3
FBA_CMD3 K11
A4_BA2
FBA_CMD4
K10
A5_BA1 U31C
FBA_CMD7 K5
A6_A11
FBA_CMD6 INS284406323
K4 A7_A8
BGA170
FBA_CMD9 J5
RFU_A12 COMMON
FBA_SOE0
J1
MF_VSS/SOE*
add 1k to VSS
B10
VSS
FBA_CMD13
J2 R240 B5
RESET VSS
FBA_CMD14 J3 1K_04 D10
CKE VSS
G10
VSS
J12 G5
CLK VSS
J11 H1
CLK VSS
H14
VSS
K1
VSS
GND K14
VSS
L10
VSS
L5
VSS
P10 VSS
T10
VSS
T5
VSS
A5
NC_RFU_A5
V5 NC_RFU_V5 A1 VSSQ
A12
VSSQ
A14
VSSQ
A3
VSSQ
C1
VSSQ
C11
VSSQ
C12
VSSQ
C14
VSSQ
C3
VSSQ
C4
VSSQ
0.4 E1
VSSQ
FBA_VREFC0
J14 E12
VREFC VSSQ
E14
VSSQ
FBA_ZQ0
J13 E3
ZQ VSSQ
F10
VSSQ
FBA_SEN0
J10 SEN F5 VSSQ
H13
VSSQ
H2
VSSQ
R216 R258 K4G41325FC-HC03 K13
VSSQ
K2
121_1%_04 1K_04 VSSQ
M10
VSSQ
M5
VSSQ
N1
VSSQ
N12
VSSQ
N14
VSSQ
GND N3
VSSQ
R1
VSSQ
R11
VSSQ
R12
VSSQ
R14
VSSQ
R3
VSSQ
R4
VSSQ
V1
VSSQ
V12
VSSQ
V14
VSSQ
V3
VSSQ
K4G41325FC-HC03
GND
C587
1u_6.3V_X5R_04
C576 C110 C331
0.1u_10V_X7R_04 0.1u_10V_X7R_04 0.1u_10V_X7R_04
15,17,18,19,46 FBVDDQ
2
Schematic Diagrams
1
D
Normal
FBVDDQ
C10
VDD
C5
VDD
D11
VDD
G1
VDD
G11
VDD
G14
VDD
G4
VDD
L1
VDD
L11
VDD
L14
VDD
L4
VDD
VDD P11
R10
VDD Sheet 16 of 58
R5 FBVDDQ
VDD
VDDQ B1
B12
VDDQ
B14
VDDQ
B3
VDDQ VGA Frame Buffer
D1
VDDQ
D12
VDDQ
D14 C
VDDQ
D3
VDDQ
E10
VDDQ
E5
VDDQ A
F1
VDDQ
F12
VDDQ
F14
VDDQ
F3
VDDQ
G13
VDDQ
VDDQ G2
H12
VDDQ
H3
VDDQ
K12
VDDQ
K3
VDDQ
L13
VDDQ
L2
VDDQ
M1
VDDQ
M12
VDDQ
M14
VDDQ
M3
VDDQ
N10
VDDQ
N5
VDDQ
P1
VDDQ
P12
VDDQ
P14
VDDQ
P3
VDDQ
T1
VDDQ
T12
VDDQ
T14
VDDQ
T3
VDDQ
B
A
! ! ! !!DMFWP!DP/ ! ! ! !!DMFWP!DP/ ! ! ! !!DMFWP!DP/
Title Title Title
[16] VGA Frame Buffer A [16] VGA Frame Buffer A [16] VGA Frame Buffer A
Size Size Size Document Number Document Number Document Number Rev Rev Rev
6-71-W3S50-D02A 6-71-W3S50-D02A 6-71-W3S50-D02A
Custom Custom Custom 1.0 1.0 1.0
Date: Date: Date: Friday, January 10, 2014 Friday, January 10, 2014 Friday, January 10, 2014 Sheet Sheet Sheet 16 16 16 of of of 58 58 58
1
VGA Frame Buffer A B - 17