User Manual
Table Of Contents
- Dell EMC PowerEdge R750 Installation and Service Manual
- Contents
- About this document
- System overview
- Initial system setup and configuration
- Minimum to POST and system management configuration validation
- Installing and removing system components
- Safety instructions
- Before working inside your system
- After working inside your system
- Recommended tools
- Cable routing
- M.2 SSD module
- Optional front bezel
- System cover
- Drive backplane cover
- Air shroud
- Removing the air shroud
- Installing the air shroud
- Removing the GPU air shroud
- Installing the GPU air shroud
- Removing the GPU air shroud top cover
- Installing the GPU air shroud top cover
- Removing the GPU air shroud filler
- Installing the GPU air shroud filler
- Removing the rear drive module air shroud
- Installing the rear drive module air shroud
- Cooling fans
- Side wall brackets
- Drives
- Rear drive module
- Drive backplane
- PERC module
- System memory
- Processor and heat sink module
- Expansion cards and expansion card risers
- Expansion card installation guidelines
- Removing the expansion card risers
- Installing the expansion card risers
- Removing expansion card from the expansion card riser
- Installing an expansion card into the expansion card riser
- Removing the full length expansion card risers
- Installing the full length expansion card risers
- Removing a GPU
- Installing a GPU
- Removing R1 and R3 paddle cards
- Installing R1 and R3 paddle cards
- Optional serial COM port
- Optional VGA port for liquid cooling module
- Optional IDSDM module
- MicroSD card
- Optional BOSS S2 module
- System battery
- Optional internal USB card
- Intrusion switch module
- Optional OCP card
- Power supply unit
- Trusted Platform Module
- System board
- LOM card and rear I/O board
- Control panel
- Upgrade Kits
- Jumpers and connectors
- System diagnostics and indicator codes
- Getting help
- Documentation resources
iDRAC Quick Sync 2 indicator codes
iDRAC Quick Sync 2 module (optional) is located on the left control panel of the system.
Table 87. iDRAC Quick Sync 2 indicators and descriptions
iDRAC Quick Sync 2 indicator
code
Condition Corrective action
Off (default state) Indicates that the iDRAC Quick Sync 2
feature is powered off. Press the iDRAC
Quick Sync 2 button to power on the
iDRAC Quick Sync 2 feature.
If the LED fails to power on, reseat the left
control panel flex cable and check. If the problem
persists, see the Getting help section.
Solid white Indicates that iDRAC Quick Sync 2 is
ready to communicate. Press the iDRAC
Quick Sync 2 button to power off.
If the LED fails to power off, restart the system.
If the problem persists, see the Getting help
section.
Blinks white rapidly Indicates data transfer activity.
If the indicator continues to blink indefinitely, see
the
Getting help section.
Blinks white slowly Indicates that firmware update is in
progress.
If the indicator continues to blink indefinitely, see
the
Getting help section.
Blinks white five times rapidly
and then powers off
Indicates that the iDRAC Quick Sync 2
feature is disabled.
Check if iDRAC Quick Sync 2 feature is
configured to be disabled by iDRAC. If
the problem persists, see the Getting help
section. www.dell.com/poweredgemanuals or Dell
OpenManage Server Administrator User’s Guide
at https://www.dell.com/openmanagemanuals.
Solid amber Indicates that the system is in fail-safe
mode.
Restart the system. If the problem persists, see
the Getting help section.
Blinking amber Indicates that the iDRAC Quick Sync 2
hardware is not responding properly.
Restart the system. If the problem persists, see
the Getting help section.
iDRAC Direct LED indicator codes
The iDRAC Direct LED indicator lights up to indicate that the port is connected and is being used as a part of the iDRAC
subsystem.
You can configure iDRAC Direct by using a USB to micro USB (type AB) cable, which you can connect to your laptop or
tablet. Cable length should not exceed 3 feet (0.91 meters). Performance could be affected by cable quality. The following table
describes iDRAC Direct activity when the iDRAC Direct port is active:
Table 88. iDRAC Direct LED indicator codes
iDRAC Direct LED
indicator code
Condition
Solid green for two
seconds
Indicates that the laptop or tablet is connected.
Blinking green (on for
two seconds and off for
two seconds)
Indicates that the laptop or tablet connected is recognized.
236 System diagnostics and indicator codes