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Dell PowerEdge R750 EMC Installation and Service Manual - Page 216

Table 73. System board jumpers and connectors continued, Connector, Description

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Table 73. System board jumpers and connectors (continued) Item Connector 3. PSU 2 4. IO_RISER4 (CPU2) 5. BAT_PWR_2U 6. IO_RISER3 (CPU2) 7. SIG_PWR_3 8. J_R3_PCIE_PWR 9. Rear I/O connector 10. SL5_PCH_SA3_PA3 11. IO_RISER2_A (CPU1) and IO_RISER2_B (CPU2) 12. OCP NIC 3.0 connector 13. J_TPM 14. Coin cell battery 15. LOM 16. IDSDM/Internal USB 17. SL7_CPU1_PA5 18. SIG_PWR_4 19. IO_RISER1 (CPU1) 20. SIG_PWR_0 21. PSU 1 22. SL6_PCH_PA4 23. FRONT_VIDEO 24. BOSS_PWR 25. RGT_CP 26. 2U[FAN6] 27. SIG_PWR_2 28. A11, A3, A15, A7, A9, A1, A13, A5 29. 2U[FAN5] 30. SL4_CPU1_PA2 31. CPU 1 32. 2U[FAN4] 33. SL3_CPU1_PB2 34. A6, A14, A2, A10, A8, A16, A4, A12 35. SIG_PWR_1 36. 2U[FAN3] 37. B11, B3, B15, B7, B9, B1, B13, B5 38. 2U[FAN2] 39. SL2_CPU2_PA1 216 Jumpers and connectors Description Power supply unit 2 Riser 4 NVDIMM battery power Riser 3 Power connector 3 - use for GPU only PCIe riser 3 power Rear I/O connector SATA connector 5 Riser 2 OCP NIC 3.0 connector TPM connector Coin cell battery LOM connector IDSDM/Internal USB connector PCIe connector 7 Power connector 4 - use for GPU only Riser 1 Power connector 0 - use for GPU only/ Rear BP Power supply unit 1 PCIe connector 6 Front VGA BOSS card power Right control panel connector Fan 6 Power connector 2 - use for BP only DIMM for CPU 1 channels A, B, C, D Fan 5 PCIe connector 4 Processor 1 Fan 4 PCIe connector 3 DIMMs for CPU 1 channels E, F, G, H Power connector 1 - use for BP only Fan 3 DIMM for CPU 2 channels A, B, C, D Fan 2 PCIe connector 2

Section	Page
Dell EMC PowerEdge R750 Installation and Service Manual	1
Contents	3
About this document	8
System overview	9
Front view of the system	9
Left control panel view	11
Right control panel view	12
Rear view of the system	13
Inside the system	17
Locating the Express Service Code and Service Tag	19
System information label	20
Rail sizing and rack compatibility matrix	24
Initial system setup and configuration	25
Setting up the system	25
iDRAC configuration	25
Options to set up iDRAC IP address	25
Options to log in to iDRAC	26
Resources to install operating system	27
Options to download firmware	27
Options to download and install OS drivers	28
Downloading drivers and firmware	28
Minimum to POST and system management configuration validation	29
Minimum configuration to POST	29
Configuration validation	29
Error messages	30
Installing and removing system components	31
Safety instructions	31
Before working inside your system	32
After working inside your system	32
Recommended tools	32
Optional front bezel	33
Removing the front bezel	33
Installing the front bezel	34
System cover	34
Removing the system cover	34
Installing the system cover	35
Drive backplane cover	36
Removing the drive backplane cover	36
Installing the drive backplane cover	37
Air shroud	39
Removing the air shroud	39
Installing the air shroud	39
Removing the GPU air shroud	40
Installing the GPU air shroud	41
Removing the GPU air shroud top cover	42
Installing the GPU air shroud top cover	43
Removing the GPU air shroud filler	44
Installing the GPU air shroud filler	45
Removing the rear drive module air shroud	46
Installing the rear drive module air shroud	47
Cooling fan module	48
Removing the cooling fan cage assembly	48
Installing the cooling fan cage assembly	48
Removing a cooling fan	49
Installing a cooling fan	50
Removing a rear drive module cooling fan	51
Installing a rear drive module cooling fan	52
Side wall bracket	53
Removing the side wall bracket	53
Installing the side wall bracket	54
Drives	55
Removing a drive blank	55
Installing a drive blank	55
Removing the drive carrier	56
Installing the drive carrier	57
Removing the drive from the drive carrier	58
Installing the drive into the drive carrier	59
Rear drive module	60
Removing the 4 x 2.5-inch rear drive module	60
Installing the 4 x 2.5-inch rear drive module	61
Removing the 2 x 2.5-inch rear drive module	62
Installing the 2 x 2.5-inch rear drive module	63
Drive backplane	64
Drive backplane	64
Removing the drive backplane	66
Installing the drive backplane	67
Cable routing	69
PERC module	88
Removing the rear mounting front PERC module	88
Installing the rear mounting front PERC module	89
Removing the adapter PERC module	90
Installing the adapter PERC module	92
System memory	93
System memory guidelines	93
General memory module installation guidelines	95
Intel Persistent Memory 200 series (BPS) installation guidelines	95
Removing a memory module	100
Installing a memory module	100
Processor and heat sink module	102
Removing the processor and heat sink module	102
Removing the processor	103
Installing the processor	105
Installing the processor and heat sink module	108
Removing the liquid cooling module	110
Installing the liquid cooling module	111
Expansion cards and expansion card risers	113
Expansion card installation guidelines	113
Removing the expansion card risers	138
Installing the expansion card risers	143
Removing expansion card from the expansion card riser	148
Installing an expansion card into the expansion card riser	149
Removing the full length expansion card risers	151
Installing the full length expansion card risers	153
Removing a GPU	156
Installing a GPU	158
Removing R1 and R3 paddle cards	161
Installing R1 and R3 paddle cards	162
Optional serial COM port	164
Removing the serial COM port	164
Installing the serial COM port	165
Optional VGA port for liquid cooling module	167
Removing the VGA port	167
Installing the VGA port	168
Optional IDSDM module	170
Removing the IDSDM module	170
Installing the IDSDM module	170
MicroSD card	171
Removing the MicroSD card	171
Installing the MicroSD card	172
Optional BOSS S2 module	173
Removing the BOSS S2 module blank	173
Installing the BOSS S2 module blank	174
Removing the BOSS S2 card carrier blank	175
Installing the BOSS S2 card carrier blank	176
Removing the BOSS S2 module	176
Installing the BOSS S2 module	179
System battery	181
Replacing the system battery	181
Optional internal USB card	183
Removing the internal USB card	183
Installing the internal USB card	183
Intrusion switch module	184
Removing the intrusion switch module	184
Installing the intrusion switch module	185
Optional OCP card	186
Removing the OCP card	186
Installing the OCP card	187
Power supply unit	189
Hot spare feature	189
Removing a power supply unit blank	190
Installing a power supply unit blank	190
Removing a power supply unit adapter	191
Installing a power supply unit adapter	191
Removing a power supply unit	192
Installing a power supply unit	193
Trusted Platform Module	194
Upgrading the Trusted Platform Module	194
Removing the TPM	195
Installing the TPM	195
Initializing TPM for users	195
Initializing the TPM 1.2 for users	195
Initializing the TPM 2.0 for users	196
System board	196
Removing the system board	196
Installing the system board	197
Restoring the system using Easy Restore	199
Manually update the Service Tag	199
LOM card and rear I/O board	199
Removing the LOM card and rear I/O board	199
Installing the LOM card and rear I/O board	200
Control panel	202
Removing the right control panel	202
Installing the right control panel	203
Removing the left control panel	204
Installing the left control panel	205
Upgrade Kits	206
BOSS S2 module kit	207
GPU kit	210
IDSDM kit	213
Internal USB card kit	214
Serial COM port kit	214
VGA port kit	214
Jumpers and connectors	215
System board connectors	215
System board jumper settings	217
Disabling a forgotten password	217
System diagnostics and indicator codes	219
Status LED indicators	219
System health and system ID indicator codes	220
iDRAC Quick Sync 2 indicator codes	221
iDRAC Direct LED indicator codes	221
LCD panel	222
Viewing Home screen	223
Setup menu	223
View menu	223
NIC indicator codes	224
Power supply unit indicator codes	224
Drive indicator codes	226
Using system diagnostics	227
Dell Embedded System Diagnostics	227
Running the Embedded System Diagnostics from the Dell Lifecycle Controller	227
Running the Embedded System Diagnostics from Boot Manager	227
System diagnostic controls	227
Getting help	228
Recycling or End-of-Life service information	228
Contacting Dell Technologies	228
Accessing system information by using QRL	228
Quick Resource Locator for PowerEdge R750 system	229
Receiving automated support with SupportAssist	229

Match case Limit results 1 per page

Table 73. System board jumpers and connectors (continued)

Item

Connector

Description

PSU 2

Power supply unit 2

IO_RISER4 (CPU2)

Riser 4

BAT_PWR_2U

NVDIMM battery power

IO_RISER3 (CPU2)

Riser 3

SIG_PWR_3

Power connector 3 - use for GPU only

J_R3_PCIE_PWR

PCIe riser 3 power

Rear I/O connector

10.

SL5_PCH_SA3_PA3

SATA connector 5

11.

IO_RISER2_A (CPU1) and IO_RISER2_B (CPU2)

Riser 2

12.

OCP NIC 3.0 connector

13.

J_TPM

TPM connector

14.

Coin cell battery

15.

LOM

LOM connector

16.

IDSDM/Internal USB

IDSDM/Internal USB connector

17.

SL7_CPU1_PA5

PCIe connector 7

18.

SIG_PWR_4

Power connector 4 - use for GPU only

19.

IO_RISER1 (CPU1)

Riser 1

20.

SIG_PWR_0

Power connector 0 - use for GPU only/

Rear BP

21.

PSU 1

Power supply unit 1

22.

SL6_PCH_PA4

PCIe connector 6

23.

FRONT_VIDEO

Front VGA

24.

BOSS_PWR

BOSS card power

25.

RGT_CP

Right control panel connector

26.

2U[FAN6]

Fan 6

27.

SIG_PWR_2

Power connector 2 - use for BP only

28.

A11, A3, A15, A7, A9, A1, A13, A5

DIMM for CPU 1 channels A, B, C, D

29.

2U[FAN5]

Fan 5

30.

SL4_CPU1_PA2

PCIe connector 4

31.

CPU 1

Processor 1

32.

2U[FAN4]

Fan 4

33.

SL3_CPU1_PB2

PCIe connector 3

34.

A6, A14, A2, A10, A8, A16, A4, A12

DIMMs for CPU 1 channels E, F, G, H

35.

SIG_PWR_1

Power connector 1 - use for BP only

36.

2U[FAN3]

Fan 3

37.

B11, B3, B15, B7, B9, B1, B13, B5

DIMM for CPU 2 channels A, B, C, D

38.

2U[FAN2]

Fan 2

39.

SL2_CPU2_PA1

PCIe connector 2

216

Jumpers and connectors