Gigabyte GA-EP55-QD3R REV.0.1 Schematic
EP55-QD3R Rev.0.1.txt
COMA
LPT
FDD
F1_1394
F_USB1 F_USB2 F_USB3
ABC1
AU1
BC13
D5
F_PANEL
C85
BC129
R402
C88
R404
R406
R407
BC131
C89
R411
BC132
R414
R423
IF3
U8
R462
D12
R390
R393
R676
BC190
BC218
BC219
BC236
Q33Q38 Q36
D11
Q45
R472
R65
R81
R426
R427
ID1
ESD15
R468
ESD5
BC191
ESD6
U18U10
EC34
ESD7
ABC2
ACN2 ACN1
Q5
PCI2
R396R397
RD2 Q37RD1
Q42
Q46
R428R425
ID2
F3
D17
F4
F5
BC237
Q2
Q3
D2D3 Q1
R54
BC20
R400 R399
R702
R701
R26
R1
R32
R31
R39
R48
C7 BC12
U2
RN4
RN5
RN7RN6
RN8
IR7
IC2
IR9
IR11
IC3IC5
IR15
IR16
IR20IR14
IR19
IR21
IC7IC4
IC11
IFB2
IEC1
BC165
L12
CE2
BC205
Q69
R679
R680
R739
C180
R3
R34
R40
BC7
R52
BC40
R118
R238
R242
R249
BC114
IFB1
IR8
IR12
IR13
IR17
IR18
IR22
IR23
R572
R598
R628
R639
R656
R673
C183
R738
R723
IBC16
BC26
Q93
Q87
R4R6R5
R12
R14
BC2 C137
R18R9R643
R23 R20
R27
R2
R35
R45
R49
IR10
IBC6
IBC10
R467
R471
BC183
R477
R481
C123
R589
R590
BC204
R629
BC217
R647
C136
C138
R662
BC222
KB_MS
R7
R8
R124
R10
R133
R56
R57
R55
BC14
BC15
R67
R68
R70
BC19
R66
R80
R79
R69
BC22
IR1
IR2
IR3
IR4
IR5
IR6
IC1
IBC1
IBC2
IU1
IBC15
IR24
IBC12
IR26
IBC13
IC8
IR25
R58
R59
C8
R71
R72
PCI1
IBC3
IBC14
IC9
IC10
R73
R60
IBC4
IR27
R61
BC16
R74
EC6
PRN4PRN5PRN2PRN3PRN1
C20
R121
RN3
R62
R76
R77
R75
IBC5
IBC7
IBC8
IBC9
IC6
IBC11
PRN7PRN6
PR1
PBC2
BC1
R13
R16
R15 R17
R19
C1
R21
R22
R24
C2
C3
R28
C4
R29
BC5
R33
R42
R41
R43 R44
R46
C6
R50 R51
U1
BC18
BC17
R78
R63
R64
BC29
R108R109
BC32
R114
BC36
IQ1
R439R438
BC148
BC154
BC153
R687
BC241
U9
R485
BC187
BC210
BC211
R650
BC220
R663
Q88 Q78
L11
C117
R482
U16
U17
Q95
C148
R646
Q47
Q53
C122
R591
C128
C131
C133
R636
C135
R642
R648
R649
R652 R653
BC221
R660
R670
R737 R688
R517
Q54
R592
R596R595
R599
R607R606
R637R638
R654
R671
R672
EC26
RN13
BC156
BC155
EC27
R519
C119
C132
Q64 Q57Q61 Q55
R661
R697
C153
C154
C155
SATA2_4_5
CLR_CMOS
R520
C156
C120
D15 Q56Q58
C157
C158
X3
Q59
R597
R600
R622
R645
Q75
C159
C160
R641
EC33
BC3
R25
RS1
R30
R38R36 R37
C5
C116
R483
C118
D13D14
BC209
R601
R623
D1
CEC1
CD_IN
EC4
R90
BC30
EC7
BC38
BC39
C15
TR2
Q48
C112
C113
R465
R480
R514
DR117
DR118
DR119
DR120
NB_FAN
C161
C162
SATA2_2_3
PBC1
R11
CEC2
CR23
CBC13
CBC31
SPDIF_O
TC1
TC3
TC4
R440
R444
R443
R447
R446
BC149
R450
R460
R461
C114
R484
RN14
R492
R496
R499
R500
R503
BC188
R506
R507
R511
R515
R534
R535
R545
R544
R574
R573
C164
C163
CR24
CR46
TR1
TC5
BC172
R466
BC179
R494R493
R497
R501
R504
R508
R512
R516
R536
R547
R546
R575
C166
C165
CR2
CR3
CR1
CR25
CBC14
CBC15
CBC32
CR48
CR47
PCIEX4
TC2
TR3
TC6
RN10
R437
R441
R442
R445
R449
R448
BC174
BC175
BC180
R469
BC181
R476
RN15
R490
R491
R505
R509
R513
BC189
R537
R540
R549
R548
R576
R577
C168
C167
CR8
CR5
CR4
CR6
CR7
CBC5
CQ2
CR20
CBC12
CU1
CR26
CBC37
CBC33
CR53
SPDIF_I
R111
C17
TPM
C82
R392
FB6
L7
RN11
R415
BC134
BC147
R521
R522
R523
BC200
R551
R550
R552
R553
R581
R582R554
R580
R579
R578
R664
C140
R690
R695
SYS_FAN2
C149
R703
R712
R713
R714
CR9
CBC6
CBC2
CBC8
CBC4
CBC7
CBC10
CBC11
CR11
CR10
CR13
CR12
CQ1
CR14
CR15
CQ3
CR17
CR19
CR22
CR21
CR27
CBC16
CR28
CEC4CEC3
CR49 CR57
CBC35
CBC34
CR59
CR58
CQ5
LEC2
CD1
PCIEX1_3
R87
BC28
BC27
R106 R102
EC8
C16
R119
R120
R123
R131
Q16 Q14
R163
R162
C31
R165
C32
R164
Q17
R171 R193
R172
Q18
R173
R174
C35
R194
R197
R195
R196
R217
R215
BC64
Q19
R228
R216
R234
R235
R239
R240
R243
R244
BC70
R250
R251
R255
BC73
R256
R261
R262
R264
R265
R266
R267
R273
R274
R271
R272
R279
R281
R280
R278
R282
R295
R294
R388
RB
R391
D9
EC23
RN12
R421
Q43
R524
R555
R583
R659
C141
RN17
C169
C170
SATA2_0_1
C91
BC139
BC135
R430
BC140
BC141
R424
R429
BC142
BC143
C101
R561
R530
R527
R529
R526
R528
R559
R558
R557
FB10
R560
R556 R525
R586
R585
R584
C185
Q98
R745
R746
M_BIOS B_BIOS
C171
C176
C172
C174
C173
C175
R166
R178
R176
C36
R179
R180
R175
R177
R199
R200
R198
C39
R201
R202
R219
R218
BC65
BC66
R220
R221
U5
BC82
BC83
BC84
BC85
R288
R289
R283
R285
R284
R286
R287
R298
R299
R297
R296
C61
C62
FB7
X2
R416
R422
R420
BC136
C94
C93
R433
R432
R431
BC144
BC145
RS3
R434
R435
R531
BC192
BC193
BC194
BC196
BC195
BC201
R744
R594
BC197
C184
Q97
BC214
R631
R630
R632
RC2
RC1
GSATA2_0_1
C37
R203
R222
C46
BC78
BC86
R290
R300
BC137
BC146
R532 R562
RC3
LEC1
CR18
CBC19
PCIEX1_2
BC56
R181
R204
R223
R229
C47
C50
BC69
R247
R254
R253
R257
R275
R276
L8
R412
BC138
R436
C95
R533
BC198
R563
R564
BC215
RN16
RC5
RC4
R86
R103
BC49
U3
X1
C51
C53
BC87
BC88
FB3
C63
L9
C92
C97
C96
PCH
R510
R518
BC199
R541
R565
BC216
R633
R634
RC7
RC6
RC8
LR4
LR5
LD1
FB1
C98
R635
LR6
BC63
R410
R419 R413
C99
LR2
LBC14
LBC16
LBC18
LBC20
LBC23
Q94Q92
FB4
C100
LBC2
LR7
FB2
RR3
LC1
LC2
LBC3
LU1
LBC24
LBC25
LX1
R740
R742
BC240
R741
BC50
BC89
BC90
C102
C103
C104
C105
C106
C107
C108
C110
BC152
BC157
BC158
BC159
BC166
BC167
BC168
BC186
R486 R489
R498
R502
RR1
RBC1
RX1
LBC1
LBC4
LBC6
LBC5
LBC26
LC4
LC3
BC25
R104
BC33
C14
C18
C19
BC57
C109
C111
BC160
BC161
BC162
BC163
BC169
BC170
BC171
R452
FB9
BC176
BC177
BC178
BC185
BC184
R495
RQ1
REC1
RFB1
RFB2
RFB3
RFB4
RBC23
RC9
RR30
RC10
RR31
RR32
RR36
RR37
RR38
RBC6
LBC8
LBC7
LBC27
LBC28
R453
Q50
R488 R487
RU2
LFB1
LBC11
LBC12
LBC13
LBC15
LR3
LR8
BC150
R451
R454
RBC2
RBC5
RBC8
RR11
RBC17
RBC18RBC21RBC16
RBC20
RBC14
RC11
LBC9
LR35
LBC10
LBC19
LBC21
LR14
FB8
BC151
EC28
R455
RR2
R689
R694
RR4
RR12
RBC19RBC22
RBC15
RC12
LBC78
LBC17
CEC5
LL1
LBC32
CEC8
LFB2
EC5
R88
R105
BC35
BC37
C21
C22
C24
C25
C27
C28
C29
C30
C33
C34
C38
C40
C43
C44
C48
C49
C52
C54
C55
C56
C59
C60
C64
C65
C66
C67
C68
C69
C74
C75
C76
C77
RR5
RR6
RBC25
RBC24
LR1
EC9
RBC9
RR7
RR33
RR34
RR35
RR39
CEC6
CEC9
RQ2
RBC13
RBC3
RC13
RBC11
CEC7
CEC10
PCIEX16
R110
BC34
C13
EC18
EC22
Q35
R409
C90
BC133
EC24
DDR3_2
DDR3_1
DDR3_4
DDR3_3
RR9
RR8
RR10
RR13
RBC4
RBC12
RBC10
RR15
RR14
RR18
RR17RR16
RU1
RR20
RR19
RR23RR22
RBC7
RR29
RR28
CQ4
PCIEX1_1
RRN1
RRN4RRN3RRN2
ONFI
RR21
RR24
RQ3
CR31
CR32
CR33
CBC20
CBC9
CR61
CR50
R85
R107
SYS_FAN1
BC130
C84
R395
R403
R405
L10
EC25
IDE
ESD8
CR34
CR60
CR51
BC31
Q32
L5
CBC3
CBC1
CR62
CR52
CR35
CBC24
CBC38CBC22
CBC36
R97
R96
LEC4LEC3
C86
Q34
R456
R463
ESD9
ESD11
R98
C12
C78
U7
D10
R457
BC173
R464
TC16
RR25
CBC23
CBC21
CBC27
R99
R100
LBC64
LBC66
R371
C80
R375
C81
TC8
TR4
TC9
TC17
TR6
AUDIO
CR39
CR40
CR56
CR38
CR43
CR63
CR41
CR54
CBC26
LR25
LBC53
LBC49
LBC55
LBC60
LBC63
LBC65
LBC69
LC7
LC8
LR30
LBC72
LBC73
LR31
LR34
LD2
EC19
R360
R372
BC126
R376
BC127
R384
R389
TR5
TR7
CR37
CBC29
CBC25
ESD10
CR36
CBC28
F_AUDIO
CR55
CBC30
CR42
ESD3
LR11
LR12
LR13
LBC37
LR26
LBC50
LBC51
LBC58
LBC59
LBC57
LBC56
LR27
LBC68
LU4
LBC70
LR32
LBC77
LBC74
LBC75
LBC76
LGA1156
LFB6
R318
R319
R331
R332
R337
R338
R333
R334
BC124
R373
D8
R387
R651
LR18
LFB3
CR44
LBC30
LR21
LR23
LR24
LBC61
LC5
LC6
LBC67
LBC71
LR29
LR33
BC113
BC115
BC116
BC123
FB5
R359
R369
R374
R377
CR16
CR45
LBC34 LBC35
LU3
LBC40
LBC41
LBC43
LL2
LX2
LR28
R_SPDIF
CN1
RN1
DC14
DR21
DR29
DR34
Q23
R245
R277
Q29
R305
DR38
DR37
DR132
DR39
DU5
DR40
DR41
DR42
DR43
DR49
DR48
DBC18
DR75
DR76
DC30
DR80
DR82
DR86
DR87
DR88
DR89
R417
R418
DR94
DR98
TBC9
TC12
TC11
TC18
TC19
R666
R682
R711
U21
Q89D18
R47
R53
DL1
DEC3
DR19
DR24
DR31
R224
C57
MOS_HS2
DRN1
DBC11
DR51 DR57
DR50
DR56
DBC20
DBC21
DR83
DR95
DC34
TBC11
TBC10
TBC16
TBC17
TBC27
R593
R602
R668
R667
C146
C145
R683
R726
C182
R732
Q90
R747
ESD14
DC18
DC23
C41
R246
Q26Q22
R306
Q30Q28
DBC15
DR58
DC26
DRN3DRN2
TBC28
Q65
Q70
R684
C150
DR131 DR130
R727
R733
DQ12
DQ14
DQ16
C45
DBC12
DR59
DC27
DBC22
DU6
DR99
DR102
DC39
DR105
R568
DD1
R603
R618
DR121
DR123
DR124
R729
R728
R734
BC24
R260
BC75
R270
C58
R293
R301
R302
R303
R304
R307
DR45
DR60
DD5
R657R658
ABC3
R730
R308
R320
C71
DBC23
DC38
DC40
R569
DD2
R619
DR122
DR22
R640
DR46
DR61
DR125
R731
Q4
DBC6
DC17
DBC7
DC22
DR32
DC24
DBC8
R698
R252R241R233
BC76
BC80
R291
R292
U6
R310
R309
R322
R321
R339
BC121
DBC13
DR62
DC28
DR103
DR104
DR107
DR109
DR110
DR111
DR112
DR114
DR115
DR116
C115
C121
R604
R669
DR126
C181
R83
DC15
DC20
R311
R323
DC29
DR78
DR81
DBC26
DR101
Q51
DQ17
DQ19
Q71 Q66
DR127
Q21 Q20
Q25 Q24
L6
DBC14
DR63
R570
R620
CE1
R82
C10
R84
R89
R94
R101
R112
R113
R115
R116
R117
DU3
DU4
R167
BC74R258
R263
R269
DBC9
R314
R313
R312
R326
R324
R325
C70
R340
BC122
EC21EC20
DR64
DR47
DBC25
DBC24
DC31
DR84
DR90
DC32
DR91
DC33
DR96
DR97
DC35
DC36
DC37
DR100
DR106
DR108
BC164
DU7
DR113
BC182
R473R474
R475
R478
R479
DQ18
DQ20
R538
R542
DD3
R605
DR129
DR128
R685
U22
BC6
CPU_FAN
Q11 Q10
Q13
DC16
DR137
DR20
DR23
DR25
DC19
DC21
DR26
DR135
DR27
DR28
DR30
DR33
R169
R170
R168
D7
R226
R227
R225
C42
R231
BC67
R232
R230
R237
R236
BC68
R248
BC71
BC72
R259
BC77
R268
BC81
R317
R316
R315
DC25
R329
R330
R327
R328
R335
R735
BC239
R342
R341
C73
R336
C72
C83
C87
DR73
DR79
DR72
R408
Q41
DR85
DR92
Q44
Q49
R470
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R539
R543
R571
DD4
R621
Q72Q80 Q67Q86
R686
ESD16
BC4
CBC17
EC1
LBC38
LBC31LBC33
USB_LAN1
LBC36
LBC46
LFB5
LBC52
LBC54
LBC62
BC45
R125
R126
BC51
R142
BC55
R1
R148
47
BC62
R154
LBC39
LR16
LBC42
LR20
LU2
LBC44
LBC48 LBC47
EC10
R127
R128
R135
BC46
BC41
R156
R155
R157
R158
R129
R136
R182
R159
R205
BC43
R139
U4
R160
R161
R184
R183
R206
LR15
ESD4
L1
C23
R122
R130
BC47
R137
BC53
R143
R145
BC60
R151
R152
R185
R186
R208
R207
DRT1
BC42
R132
D6
R138
BC48
EC11 EC12 DEC4
R141
BC52
R140
R144
BC54
R146
BC59
BC58
R149
BC61
R150
R153
EC13 DEC8DEC7
R187
R188
R191
R192
R190R212
R189
R211
R213
R210
R209
R214
LBC29
LBC45
LR22
LR19
LR17
LFB4
EC3
BC23
Q8
LBC22
USB_LAN2
EC2
LR10
LR9
D4
DR1
DC1
DR6
DC6
C9
DR8
Q7Q6
C11
R93
R92
Q9
L2
DC3
DU1
DC7
DQ1
DR9
DC13
DQ6
DL2DL3
DR4
DBC1
DC9
DEC5 DEC6
DEC9
ESD13
F2
DEC1
DR10
DR14
DQ7
DEC10
USB_1394_1
ESD1
BC8
DBC2
DBC3
DQ3DQ2
DC10
DR11
DR15
DQ8
RS2
DRT2
ESD12
BC9
IF1
DR2
DC5
DU2
DR7
DC11 DC12
DR3
DR12
DR16
DL4
DC4
DC2
DQ9
DEC11
IF2
BC10
DEC2
DR5
DR136
DBC4
DC8
DQ5DQ4
DR13
DR17
DQ10
DL5DL6
USB_1394_2
ESD2
DEC12
EC14
BC79
EC15
BC93
BC98
BC103
BC110
BC109
TEC1
TBC12
R717
C177
R719
R718
BC94
BC95
BC99
BC111
BC104
BC112
TBC4
TBC3
BC100
BC105
BC120
EC16
EC17
R343
R356
R370
C79
BC128
R378
R385
R394
BC96
R344
R354
R355
R357
R358
R345
R346
R382
BC125
R361
R362
R383
R380
R379
R381
R386
RN9
DR44
R398
R401
DBC16
DBC17
DBC27
TEC2
TBC6
TBC7
R458
TC14
TBC13
TC15
R459
TBC19
R566
TBC23
TBC24
TC21
TC20
R567
BC202
L13
R665
C142
Q91
Q96
BC226
R743
R721
BC225
R736
R720
BC231
BC227
TBC15
TBC20
Q62
Q73
TBC8
TBC14
TBC21
TBC25
TBC26
Q63
Q74
R700
R707
BC228
Q81
R644
R655
R681
BC233BC232
EC29
EC30
Q82
BC229
U19
Q83
Q84
C139
R691
BC230
C124
R678R677
C143C144
R692
C178
C127
L14
R696
C151
C147
R693
Q85 Q76
BC234
R587
R588
EC31
BC235
Q60
BC91
BC92
BC97TBC1
BC101
BC102
BC108
BC106
TBC2
BC107
BC117
TC13
U12
R610
R613
BC212
R611
R612
U14U13 U15
C125
C129
BC206
BC207
R614
R615
C126
C130
BC208
R617
R616
R608
R609
BC118
BC119
TBC5
TBC18
TBC22
TEC3
COUPON2
COUPON1
PWR_FAN
R708
BC223
BC224
R709
RR26
RR27
R710
R715
R716
R722
ATX
BC238
CR29
CBC18
CR30
RN2
F1
BC11
ATX_12V_2X4
BC21
DBC5
MOS_HS1
DR18
DQ11
DL7
DQ13
DQ15
DL8
DL9
Q27
L3
L4
Q31
R353
R347
R348
R352
R349
R351
R350
DBC10
R363
R364
R368
R365
R367
R366
DR35
DR36
DR52
DR55 DR70
DR54
DR53 DR68
DR134
DR65
DBC19
DR66
DR69
DR133
DR67
DR71
DR74
Q39Q40
DR77
DR93
TC7
TC10
R624
U11
R625
C134
Q68
R626
TEC4
R627
BC213
EC32
R674
R675
BC203
Q79
Q77
EP55-QD3R Rev.0.1.txt
PCI2
PCI1
LGA1156
SR6
SR1
TP3
SBC1
SBC6
SBC3
SBC2
SBC7
TP19
TP14
TP13
TP21
TP12
TP16
TP18
SBC5
SBC8
TP17TP15
TP7
TP10
TP9
SDR1
SDR2
TP20
SBC4
TP59
TP6
TP11
TP4
TP5
TP8
TP1
TP2
TP60
TP57
TP58
SDR5
SDR6
SDR8
SDR7
SDR4
SDR3
SR4
SR5
SR2
SR3
TP30 TP31
TP52
TP29
TP26
TP62
TP61
TP28
TP40
TP49
TP39
TP48
TP24
TP34
TP22
TP27
TP25
TP54
TP23
TP44
TP33
TP43
TP36
TP35
TP41
TP56
TP45
TP47 TP46
TP42
TP53
TP37
TP38
TP32
TP55
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