Vga Frame Buffer B - Clevo NP50DB Service Manual

VGA Frame Buffer B

5
11 FBB_D[31:0]
D M12A
NORMAL
FBB_D0
B4
DQ0_A
FBB_D1 A3
DQ1_A
FBB_D2
B3
DQ2_A
FBB_D3
B2
DQ3_A
FBB_D4 E3
DQ4_A
FBB_D5
E2
DQ5_A
FBB_D6
F2
DQ6_A
FBB_D7
G2
DQ7_A
FBB_EDC0
C2
EDC0_A
FBB_DBI0
D2
DBI0_A
D4
WCK0_t_A
11 FBB_W CK01
D5
WCK0_c_A
11 FBB_W CK01#
x16 x8
FBB_D10 B11
NC
FBB_D11 DQ8_A
A12
NC
DQ9_A
FBB_D8
B12
NC
DQ10_A
FBB_D9 B13
DQ11_A NC
FBB_D12
E12
NC
DQ12_A
FBB_D14
E13
NC
DQ13_A
FBB_D15 F13
DQ14_A NC
FBB_D13
C G13
DQ15_A NC
FBB_EDC1
C13
EDC1_A GND
FBB_DBI1 D13
DBI1_A 11
NC
11
D11
WCK1_t_A NC
11 FBB_W CKB01
D10
11 FBB_W CKB01# WCK1_c_A NC
K4Z80325BC-HC14 (16*256M*2CH)
P/N =
VRAM
11 FBB_DBI[3:0] 11
FBB_DBI0
FBB_DBI1
FBB_DBI2
FBB_DBI3
FBVDDQ 1uF x 18
FBVDDQ 10uF x 6
FBVDDQ 22uF x 5
B
Around DRAM
FBVDDQ Close to DRAM
cost del,Ivy10/11
C252 C599 C292 C246 C185 C305
VRAM VRAM VRAM VRAM VRAM
VRAM
FBVDDQ
C54 C638 C50 C48 C310
C299 C180 C259
A
VRAM VRAM VRAM VRAM VRAM
VRAM VRAM VRAM
VRAM
5
4 3
11,15 FBB_CMD[33:0] FBB_CMD13
FBB_CMD15
FBB_CMD0
FBB_CMD9
FBB_CMD11
FBB_CMD12
M12B
FBB_CMD3
FBB_CMD4
FBB_CMD6
NORMAL
FBB_CMD5
FBB_CMD8
x16 x8
FBB_D26 FBB_CMD7
U4
DQ0_B NC
FBB_D27 V3
DQ1_B NC
FBB_D25
U3
DQ2_B NC
FBB_D24
U2
DQ3_B NC
FBB_D29 P3
DQ4_B NC
FBB_D31
P2
DQ5_B
NC
FBB_D28
N2
DQ6_B NC
FBB_D30
M2
DQ7_B NC
FBB_CMD10
FBB_EDC3 FBB_CMD1
T2
EDC0_B GND
FBB_DBI3 FBB_CMD32
R2
DBI0_B NC
FBB_CMD14
FBB_CMD11
R4
WCK0_t_B NC
11 FBB_W CKB23
FBB_CMD12
R5
WCK0_c_B NC
11 FBB_W CKB23#
FBB_CMD3
FBB_D18 FBB_CMD4
U11
DQ8_B
FBB_D17 FBB_CMD6
V12
DQ9_B
FBB_D19 U12 FBB_CMD5
DQ10_B
FBB_D16 FBB_CMD8
U13
DQ11_B
FBB_D20 FBB_CMD7
P12
DQ12_B
FBB_D21 P13
DQ13_B
FBB_D22
N13
DQ14_B
FBB_D23
M13
DQ15_B
FBB_EDC2
T13
EDC1_B
FBB_DBI2 FBB_CMD2
R13
DBI1_B
R11
FBB_W CK23 WCK1_t_B
R10
WCK1_c_B
FBB_W CK23#
11 FBB_CLK0#
11 FBB_CLK0
K4Z80325BC-HC14 (16*256M*2CH)
COMMON
P/N =
FBB_EDC[3:0] VRAM
FBB_EDC0
FBB_EDC1
FBB_EDC2
FBB_EDC3
Directly under DRAM
FBVDDQ
1V8 AON 1uF x 4
C189 C182 C183
C635 C600 C184 C630 C288 C603
OPTION, Under DRAM
1V8_AON
VRAM VRAM
VRAM VRAM VRAM VRAM VRAM VRAM VRAM
GND GND
FBVDDQ
C633 C629 C601 C632 C636 C602
VRAM VRAM
VRAM
VRAM VRAM
GND
GND
4 3
2
M12D
M12C
FBB_VREFC
H3 K1
CA0_A VREFC
FBB_VREFC 15
G11 A11
CA1_A VSS
G4 A13
CA2_A VSS
H12 A2
CA3_A VSS
H5 A4
CA4_A VSS
H10 B1
CA5_A VSS
J12 B14
CA6_A VSS
J11 C10
CA7_A VSS
J4 C12
CA8_A VSS
J3 C3
CA9_A VSS
J5 C5
CABI_A VSS
G10 D1
CKE_A VSS
D12
VSS
N5 D14
TCK VSS
F10 D3
TDI VSS
N10 E11
TDO VSS
F5 E4
TMS VSS
F1
VSS
F12
VSS
L3 F14
CA0_B VSS
M11 F3
CA1_B VSS
M4 G1
CA2_B VSS
L12 G12
CA3_B VSS
L5 G14
CA4_B VSS
L10 G3
CA5_B VSS
K12 H11
CA6_B VSS
K11 H4
CA7_B VSS
K4 L11
CA8_B VSS
K3 L4
CA9_B VSS
K5 M1
CABI_B VSS
M10 M12
CKE_B VSS
J14 FBB_ZQ_1_A M14
ZQ_A VSS
FBB_ZQ_1_B
K14 M3
ZQ_B VSS
N1
VSS
N12
VSS
R352 R353 N14
VSS
J1 N3
RESET VSS
121_1%_04 121_1%_04 P11
VSS
P4
VSS
R1
VSS
VRAM VRAM
K10 R12
CLK_c VSS
J10 R14
CLK_t VSS
R3
VSS
T10
VSS
G5 T12
RFU_A VSS
M5 T3
RFU_B VSS
T5
VSS
U1
VSS
U14
VSS
V11
VSS
V13
VSS
V2
VSS
V4
VSS
K4Z80325BC-HC14 (16*256M*2CH)
COMMON
P/N =
GND
VRAM
K4Z80325BC-HC14 (16*256M*2CH)
COMMON
P/N =
VRAM
FBVDDQ
R313
*549_1%_04
VRAM
C243 C260 C616 C604
R310
R307
1K_1%_04
*931_1%_04
VRAM VRAM
GND
Q28
G
*2SK3018S3
12,16 GPIO10_FBVREF_ALTV
VRAM VRAM VRAM VRAM VRAM
GND
Title Title Title
[14] VGA Frame Buffer B [14] VGA Frame Buffer B [14] VGA Frame Buffer B
Size Size Size Document Number Document Number Document Number
6-71-NP500-D02 6-71-NP500-D02 6-71-NP500-D02
10,12,13,15,16,17,19,54,55 1V8_AON
A3 A3 A3 N18P N18P N18P
11,12,13,15,19,20,53 FBVDDQ
Date: Date: Date: Monday, February 24, 2020 Monday, February 24, 2020 Monday, February 24, 2020
2
Schematic Diagrams
1
FBVDDQ
A1
VDD
A14
VDD
E10
VDD
E5
VDD
H13
VDD
H2
VDD D
L13
VDD
L2
VDD
P10
VDD
P5
VDD
V1
VDD
V14
VDD
FBVDDQ
B10
VDDQ
B5
VDDQ
C1
VDDQ
C11
VDDQ
C14
VDDQ
C4
VDDQ
E1
Sheet 14 of 59
VDDQ
E14
VDDQ
F11
VDDQ
F4
VDDQ
H1
VDDQ VGA Frame Buffer
H14
VDDQ
J13
VDDQ
J2
VDDQ
K13
VDDQ B
K2
VDDQ
L1 C
VDDQ
L14
VDDQ
N11
VDDQ
N4
VDDQ
P1
VDDQ
P14
VDDQ
T1
VDDQ
T11
VDDQ
T14
VDDQ
T4
VDDQ
U10
VDDQ
U5
VDDQ
1V8_AON
A10
VPP
A5
VPP
V10
VPP
V5
VPP
B
FBB_VREFC
C595
*820p_50V_X7R_04
VRAM
GND
A
R e v R e v R e v
D02 D02 D02
Sheet Sheet Sheet 14 14 14 o f o f o f 59 59 59
1
VGA Frame Buffer B B - 15