Ddr Termination - Prestigio T200C Service Manual

DDR Termination

Place these damping resistors close to SO-DIMM
MD_0 1 8 MD0
MD_5 2 7 MD5 RN33
MD_4 3 6 MD4 8P4RX22_1020
MD_1 4 5 MD1
MD_6 1 8 MD6
MD_2 2 7 MD2 RN34
MD_7 3 6 MD7 8P4RX22_1020
MD_3 4 5 MD3
MD_8 1 8 MD8
MD_9 2 7 MD9 RN35
MD_12 3 6 MD12 8P4RX22_1020
MD_13 4 5 MD13
MD_14 1 8 MD14
MD_15 2 7 MD15 RN36
MD_10 3 6 MD10 8P4RX22_1020
MD_11 4 5 MD11
MD_18 1 8 MD18
MD_23 2 7 MD23 RN37
MD_19 3 6 MD19 8P4RX22_1020
MD_22 4 5 MD22
MD_20 1 8 MD20
MD_16 2 7 MD16 RN38
MD_17 3 6 MD17 8P4RX22_1020
MD_21 4 5 MD21
MD_24 1 8 MD24
MD_28 2 7 MD28 RN39
MD_25 3 6 MD25 8P4RX22_1020
MD_29 4 5 MD29
MD_26 1 8 MD26
MD_30 2 7 MD30 RN40
MD_31 3 6 MD31 8P4RX22_1020
MD_27 4 5 MD27
MD_32 1 8 MD32
MD_37 2 7 MD37 RN41
MD_36 3 6 MD36 8P4RX22_1020
MD_33 4 5 MD33
MD_34 1 8 MD34
MD_38 2 7 MD38 RN28
MD_39 3 6 MD39 8P4RX22_1020
MD_35 4 5 MD35
MD_40 1 8 MD40
MD_44 2 7 MD44 RN29
MD_45 3 6 MD45 8P4RX22_1020
MD_41 4 5 MD41
MD_46 1 8 MD46
MD_42 2 7 MD42 RN30
MD_43 3 6 MD43 8P4RX22_1020
MD_47 4 5 MD47
MD_48 1 8 MD48
MD_53 2 7 MD53 RN31
MD_52 3 6 MD52 8P4RX22_1020
MD_49 4 5 MD49
MD_50 1 8 MD50
MD_54 2 7 MD54 RN26
MD_55 3 6 MD55 8P4RX22_1020
MD_51 4 5 MD51
MD_62 1 8 MD62
MD_58 2 7 MD58 RN27
MD_63 3 6 MD63 8P4RX22_1020
MD_59 4 5 MD59
MD_60 1 8 MD60
MD_56 2 7 MD56 RN32
MD_61 3 6 MD61 8P4RX22_1020
MD_57 4 5 MD57
R351 22 DQS0#
[5] DQS_0# DQS0#
R353 22 DQS1#
[5] DQS_1# DQS1#
R360 22 DQS2#
[5] DQS_2# DQS2#
R362 22 DQS3#
[5] DQS_3# DQS3#
R365 22 DQS4#
[5] DQS_4# DQS4#
R355 22 DQS5#
[5] DQS_5# DQS5#
R358 22 DQS6#
[5] DQS_6# DQS6#
R357 22 DQS7#
[5] DQS_7# DQS7#
R350 22 DQM0#
[5] DQM_0# DQM0#
R352 22 DQM1#
[5] DQM_1# DQM1#
R361 22 DQM2#
[5] DQM_2# DQM2#
R363 22 DQM3#
[5] DQM_3# DQM3#
R364 22 DQM4#
[5] DQM_4# DQM4#
R356 22 DQM5#
[5] DQM_5# DQM5#
R359 22 DQM6#
[5] DQM_6# DQM6#
R354 22 DQM7#
[5] DQM_7# DQM7#
VTT_MEM RESISTORS
VTT_MEM
MD2 1 8
MD6 2 7 RN51
MD3 3 6 8P4RX33_1020
MD7 4 5
MD1 1 8
DQS0# 2 7 RN50
MD4 3 6 8P4RX33_1020
MD5 4 5
MD14 1 8
[5,7]
MD15 2 7 RN53
MD10 3 6 8P4RX33_1020
[5,7]
MD11 4 5
[5,7]
DQM2# 1 8
DQS2# 2 7 RN55
MD18 3 6 8P4RX33_1020
MD22 4 5
MD30 1 8
MD31 2 7 RN58
MD26 3 6 8P4RX33_1020
MD27 4 5
MD29 1 8
[5,7]
DQM3# 2 7 RN57
[5,7]
MD25 3 6 8P4RX33_1020
DQS3# 4 5
MD23 1 8
MD19 2 7 RN56
MD24 3 6 8P4RX33_1020
MD28 4 5
MD36 1 8
MD37 2 7 RN63
DQM4# 3 6 8P4RX33_1020
MD38 4 5
MD35 1 8
MD40 2 7 RN65
MD45 3 6 8P4RX33_1020
DQM5# 4 5
MAA10 1 8
MAA11 2 7 RN61
3 6 8P4RX33_1020
[5,7] SWEA#
4 5
[5,7] CS1#
MD41 1 8
DQS5# 2 7 RN66
MD46 3 6 8P4RX33_1020
MD47 4 5
MD52 1 8
MD53 2 7 RN68
DQM6# 3 6 8P4RX33_1020
MD54 4 5
MD51 1 8
MD56 2 7 RN70
MD62 3 6 8P4RX33_1020
MD63 4 5
MD61 1 8
DQM7# 2 7 RN71
MD58 3 6 8P4RX33_1020
MD59 4 5
MD55 1 8
MD60 2 7 RN69
DQS6# 3 6 8P4RX33_1020
MD50 4 5
MD12 1 8
MD9 2 7 RN52
MD13 3 6 8P4RX33_1020
[7]
DQS1# 4 5
[7]
[7]
[7]
[7]
[7]
[7]
[7]
[7]
[7]
[7]
[7]
[7]
[7]
[7]
[7]
VTT_MEM
C645 0.1u_X7R
C652 0.1u_X7R
VTT_MEM C649 0.1u_X7R
MD57 1 8
DQS7# 2 7 RN75 C647 0.1u_X7R
3 6 8P4RX33_1020
4 5
DQS4# 1 8 C644 0.1u_X7R
MD34 2 7 RN64
MD39 3 6 8P4RX33_1020
MD44 4 5 C642 0.1u_X7R
1 8
CS0#
MAA12 2 7 RN62
3 6 8P4RX33_1020 C639 0.1u_X7R
SRASA#
4 5
SCASA#
MAA6 1 8
MAA4 2 7 RN60 C637 0.1u_X7R
MAA2 3 6 8P4RX33_1020
MAA0 4 5
MD16 1 8 C634 0.1u_X7R
MD20 2 7 RN54
MD21 3 6 8P4RX33_1020
MD17 4 5 C632 0.1u_X7R
1 8
CS2#
2 7 RN74
CS3#
MD32 3 6 8P4RX33_1020 C630 0.1u_X7R
MD33 4 5
C628 0.1u_X7R
VTT_MEM
C626 0.1u_X7R
MD0 1 8
DQM0# 2 7 RN72
MD8 3 6 8P4RX33_1020
DQM1# 4 5
MD42 1 8 NOTE: Place these decoupling
MD43 2 7 RN67
capacitors close to VTT_MEM
MD48 3 6 8P4RX33_1020
MD49 4 5 termination resistors. (one decoupling
MAA14 1 8
capacitor for each two R-packs)
MAA13 2 7 RN59
MAA9 3 6 8P4RX33_1020
MAA8 4 5
MAA7 1 8
MAA5 2 7 RN73
MAA3 3 6 8P4RX33_1020 VTT_MEM
MAA1 4 5
C624 0.1u_X7R
C635 0.1u_X7R
C653 0.1u_X7R
C343 0.1u_X7R
C345 0.1u_X7R
C347 0.1u_X7R
C349 0.1u_X7R
C351 0.1u_X7R
7/14 C353 0.1u_X7R
VTT_MEM
C355 0.1u_X7R
C850 *1u_X7R
C851 *1u_X7R C357 0.1u_X7R
C852 *1u_X7R
C359 0.1u_X7R
C853 *1u_X7R
C854 *1u_X7R C361 0.1u_X7R
Place these decoupling capacitors
on VTT_MEM trace
MD_[63:0]
MD_[63:0] [5]
MD[63:0]
MD[63:0] [7]
MAA[14:0]
MAA[14:0] [5,7]
VTT_MEM [26]
Schematic Diagrams
Sheet 9 of 29
DDR Termination
C651 0.1u_X7R
C650 0.1u_X7R
C648 0.1u_X7R
C646 0.1u_X7R
C643 0.1u_X7R
C641 0.1u_X7R
C638 0.1u_X7R
C636 0.1u_X7R
C633 0.1u_X7R
C631 0.1u_X7R
C629 0.1u_X7R
C627 0.1u_X7R
C625 0.1u_X7R
C623 0.1u_X7R
C640 0.1u_X7R
C342 0.1u_X7R
C344 0.1u_X7R
C346 0.1u_X7R
C348 0.1u_X7R
C350 0.1u_X7R
C352 0.1u_X7R
C354 0.1u_X7R
C356 0.1u_X7R
C358 0.1u_X7R
C360 0.1u_X7R
C362 0.1u_X7R
(71-T2000-004) C - 9