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Thermal air restrictions, Table 39. Thermal restriction for memory with liquid cooled configurationGPU

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Table 39. Thermal restriction for memory with liquid cooled configuration(GPU) Configuration Rear storage No backpl ane No rear drives 8 x 2.5inch NVMe No rear drives 16 x 2.5inch SAS No rear drives 16 x 2.5inch NVMe No rear drives 24 x 2.5-inch SAS No rear drives 2 x 2.5inch with rear fan 4 x 2.5inch with rear fan 16 x 2.5inch SAS + 8 x 2.5inch NVMe No rear drives 24 x 2.5inch NVMe No rear drives Ambient tempera ture DIMM Configu Power Fan ration 256 GB 12.7 W RDIMM HPR GOLD fan 35°C (95°F) 128 GB 8.9 W RDIMM 64 GB 6.9 W RDIMM 32 GB 4.1 W RDIMM 16 GB 3 W RDIMM Thermal air restrictions Table 40. Air cooling configurations thermal restriction for AHSRAE A3 and A4 ASHRAE A3/40°C (104°F) A4/45°C (113°F) PSU Two PSUs are required in redundant mode. If there is PSU failure, system performance may be reduced. PCIe card Non-Dell qualified peripheral cards and peripheral cards greater than 25 W are not supported. GPU/FPGA Not supported DIMM 128 GB, or greater capacity DIMMs are not supported. PCIe SSD Not supported Front storage Not supported in 12 x 3.5-inch SAS configuration. Rear storage Not supported Fan HPR SLVR fans are required. Processor ≤ 165 W ≤ 125 W OCP Supported with 85°C (185°F) active optic cable. Supported with 85°C (185°F) active optic cable and cards tier ≤4. BOSS BOSS-N1 is supported. BOS-N1 is not supported. Table 41. Liquid cooling configurations thermal restriction for AHSRAE A3 and A4 ASHRAE A3/40°C (104°F) A4/45°C (113°F) PSU Two PSUs are required in redundant mode. If there is PSU failure, system performance may be reduced. PCIe card Non-Dell qualified peripheral cards and peripheral cards greater than 25 W are not supported. GPU/FPGA Not supported Technical specifications 47

Section	Page
Dell PowerEdge R760 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	18
Locating the Express Service Code and Service Tag	20
System information labels	21
Rail sizing and rack compatibility matrix	29
Technical specifications	30
Chassis dimensions	31
System weight	31
Processor specifications	32
PSU specifications	32
Supported operating systems	33
Cooling fan specifications	33
System battery specifications	34
Expansion card riser specifications	34
Memory specifications	35
Storage controller specifications	36
Drives	36
Ports and connectors specifications	37
USB ports specifications	37
NIC port specifications	37
Serial connector specifications	37
VGA ports specifications	37
Video specifications	38
Environmental specifications	38
Thermal restriction matrix	40
Thermal air restrictions	47
Initial system setup and configuration	49
Setting up the system	49
iDRAC configuration	49
Options to set up iDRAC IP address	49
Options to log in to iDRAC	50
Resources to install operating system	51
Options to download drivers and firmware	51
Options to download and install OS drivers	52
Downloading drivers and firmware	52
Pre-operating system management applications	53
System Setup	53
System BIOS	54
System Information	54
Memory Settings	55
Processor Settings	56
SATA Settings	59
NVMe Settings	60
Boot Settings	60
Choosing system boot mode	61
Changing boot order	61
Network Settings	62
Integrated Devices	65
Serial Communication	66
System Profile Settings	67
System Security	68
Creating a system and setup password	71
Using your system password to secure your system	71
Deleting or changing system and setup password	72
Operating with setup password enabled	72
Redundant OS Control	72
Miscellaneous Settings	73
iDRAC Settings	73
Device Settings	74
Service Tag Settings	74
Dell Lifecycle Controller	74
Embedded system management	74
Boot Manager	74
PXE boot	74
Minimum to POST and system management configuration validation	76
Minimum configuration to POST	76
Configuration validation	76
Error messages	77
Installing and removing system components	78
Safety instructions	78
Before working inside your system	79
After working inside your system	79
Recommended tools	79
Optional front bezel	80
Removing the front bezel	80
Installing the front bezel	81
System cover	82
Removing the system cover	82
Installing the system cover	83
Drive backplane cover	84
Removing the drive backplane cover	84
Installing the drive backplane cover	85
Air shrouds	87
Removing the air shroud	87
Installing the air shroud	87
Removing the GPU air shroud top cover	88
Installing the GPU air shroud top cover	89
Removing the GPU air shroud filler	90
Installing the GPU air shroud filler	91
Removing the GPU air shroud	92
Installing the GPU air shroud	93
Removing the 2 x 2.5-inch rear drive module air shroud	94
Installing the 2 x 2.5-inch rear drive module air shroud	95
Removing the 4 x 2.5-inch rear drive module air shroud	96
Installing the 4 x 2.5-inch rear drive module air shroud	97
Cooling fans	98
Removing the cooling fan cage assembly	98
Installing the cooling fan cage assembly	99
Removing a cooling fan	100
Installing a cooling fan	101
Removing a 2 x 2.5-inch rear drive module cooling fan	102
Installing a 2 x 2.5-inch rear drive module cooling fan	103
Removing a 4 x 2.5-inch rear drive module cooling fan	104
Installing a 4 x 2.5-inch rear drive module cooling fan	105
Drives	106
Removing a drive blank	106
Installing a drive blank	107
Removing a drive carrier	107
Installing the drive carrier	108
Removing the drive from the drive carrier	109
Installing the drive into the drive carrier	110
Rear drive module	111
Removing the 2 x 2.5-inch rear drive module	111
Installing the 2 x 2.5-inch rear drive module	112
Removing the 4 x 2.5-inch rear drive module	113
Installing the 4 x 2.5-inch rear drive module	115
Drive backplane	116
Drive backplane	116
Removing the drive backplane	119
Installing the drive backplane	120
Side wall brackets	121
Removing the side wall bracket	121
Installing the side wall bracket	122
Cable routings	123
PERC module	172
Removing the rear mounting front PERC module	172
Installing the rear mounting front PERC module	173
Removing the adapter PERC module	174
Installing the adapter PERC module	176
System memory	177
System memory guidelines	177
General memory module installation guidelines	179
Removing a memory module	180
Installing a memory module	181
Processor and heat sink module	182
Removing the processor and heat sink module	182
Removing the processor	183
Installing the processor	185
Installing the processor and heat sink module	188
Removing the Direct Liquid Cooling module	190
Removing the processor	191
Installing the processor	193
Installing the Direct Liquid Cooling module	196
Expansion cards and expansion card risers	198
Expansion card installation guidelines	198
Removing the expansion card risers	241
Installing the expansion card risers	245
Removing expansion card from the expansion card riser	250
Installing an expansion card into the expansion card riser	251
Removing the full length expansion card risers	253
Installing the full length expansion card risers	255
Removing a GPU	258
Installing a GPU	260
Removing R1 and R4 paddle cards	263
Installing R1 and R4 paddle cards	264
Optional serial COM port	266
Removing the serial COM port	266
Installing the serial COM port	267
Optional VGA port for Direct Liquid Cooling module	269
Removing the VGA port	269
Installing the VGA port	270
Optional BOSS-N1 module	272
Removing the BOSS-N1 module blank	272
Installing the BOSS-N1 module blank	272
Removing the BOSS-N1 card carrier blank	273
Installing the BOSS-N1 card carrier blank	274
Removing the BOSS-N1 module	275
Installing the BOSS-N1 module	278
System battery	280
Replacing the system battery	280
Optional internal USB card	282
Removing the internal USB card	282
Installing the internal USB card	283
Intrusion switch	284
Removing the intrusion switch module	284
Installing the intrusion switch module	284
Optional OCP card	285
Removing the OCP card	285
Installing the OCP card	287
Power supply unit	288
Hot spare feature	288
Removing a power supply unit blank	289
Installing a power supply unit blank	289
Removing a power supply unit adapter	290
Installing a power supply unit adapter	290
Removing a power supply unit	291
Installing a power supply unit	292
Trusted Platform Module	293
Upgrading the Trusted Platform Module	293
Removing the TPM	293
Installing the TPM	294
Initializing TPM for users	294
Initializing the TPM 2.0 for users	294
System board	295
Removing the system board	295
Installing the system board	296
Restoring the system using Easy Restore	298
Manually update the Service Tag	298
LOM card and rear I/O board	298
Removing the LOM card and rear I/O board	298
Installing the LOM card and rear I/O board	300
Control panel	301
Removing the right control panel	301
Installing the right control panel	302
Removing the left control panel	303
Installing the left control panel	304
Upgrade Kits	306
BOSS-N1 module kit	307
GPU kit	309
Internal USB card kit	313
Serial COM port kit	313
Jumpers and connectors	314
System board jumpers and connectors	314
System board jumper settings	316
Disabling a forgotten password	316
System diagnostics and indicator codes	318
Status LED indicators	318
System health and system ID indicator codes	320
iDRAC Quick Sync 2 indicator codes	321
iDRAC Direct LED indicator codes	321
LCD panel	322
Viewing Home screen	323
Setup menu	323
View menu	323
NIC indicator codes	324
Power supply unit indicator codes	324
Drive indicator codes	326
Using system diagnostics	326
Dell Embedded System Diagnostics	327
Running the Embedded System Diagnostics from Boot Manager	327
Running the Embedded System Diagnostics from the Dell Lifecycle Controller	327
System diagnostic controls	327
Getting help	328
Recycling or End-of-Life service information	328
Contacting Dell Technologies	328
Accessing system information by using QRL	329
Quick Resource Locator for PowerEdge R760 system	329
Receiving automated support with Secure Connect Gateway (SCG)	329

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Table 39. Thermal restriction for memory with liquid cooled configuration(GPU)

Configuration

backpl

ane

8 x 2.5-

inch

NVMe

16 x

2.5-

inch

SAS

16 x

2.5-

inch

NVMe

24 x 2.5-inch SAS

16 x

2.5-

inch

SAS +

8 x

2.5-

inch

NVMe

24 x 2.5-

inch

NVMe

Ambient

tempera

ture

Rear storage

rear

drives

No rear

drives

rear

drives

rear

drives

No rear

drives

2 x 2.5-

inch

with rear

fan

4 x 2.5-

inch

with

rear fan

rear

drives

No rear

drives

DIMM

Configu

ration

Power

Fan

256 GB

RDIMM

12.7 W

HPR GOLD fan

35°C

(95°F)

128 GB

RDIMM

8.9 W

64 GB

RDIMM

6.9 W

32 GB

RDIMM

4.1 W

16 GB

RDIMM

3 W

Thermal air restrictions

Table 40. Air cooling configurations thermal restriction for AHSRAE A3 and A4

ASHRAE

A3/40°C (104°F)

A4/45°C (113°F)

PSU

Two PSUs are required in redundant mode. If there is PSU failure, system performance may be reduced.

PCIe card

Non-Dell qualified peripheral cards and peripheral cards greater than 25 W are not supported.

GPU/FPGA

Not supported

DIMM

128 GB, or greater capacity DIMMs are not supported.

PCIe SSD

Not supported

Front storage

Not supported in 12 x 3.5-inch SAS configuration.

Rear storage

Not supported

Fan

HPR SLVR fans are required.

Processor

≤ 165 W

≤ 125 W

OCP

Supported with 85°C (185°F) active optic

cable.

Supported with 85°C (185°F) active optic cable and

cards tier ≤4.

BOSS

BOSS-N1 is supported.

BOS-N1 is not supported.

Table 41. Liquid cooling configurations thermal restriction for AHSRAE A3 and A4

ASHRAE

A3/40°C (104°F)

A4/45°C (113°F)

PSU

Two PSUs are required in redundant mode. If there is PSU failure, system performance may be reduced.

PCIe card

Non-Dell qualified peripheral cards and peripheral cards greater than 25 W are not supported.

GPU/FPGA

Not supported

Technical specifications