Dell R730 Manual

8
Jumpers and connectors
 
System board jumper settings
For information on resetting the password jumper to disable a password, see the Disabling a forgotten password section.
Table 44. System board jumper settingsJumperSettingDescriptionPWRD_ENThe password reset feature is enabled (pins 2

System board jumpers and connectors
Figure 121. System board jumpers and connectors
Table 45. System board connectors and jumpersItemConnectorDescription1J_BP_SIG1Backplane signal connector 12J_PS_2PSU 2 connector3J_BP_SIG0Backplane signal connector 04J_BP0Backplane power connector 05J_SATA_CDOptical drive SATA connector6J_SATA_TBUTape backup unit SATA connector7J_TBUTape backup unit power connector8J_PS_1PSU 1 connector9J_IDSDMInternal dual SD module connector10J_NDCNetwork daughter card...

ItemConnectorDescription13J_COM1Serial connector14J_IDRAC_RJ45iDRAC8 connector15J_CYCSystem identi

Disabling a forgotten password
The software security features of the system include a system password and a setup password. The password jumper enables these password features or disables them and clears any password(s) currently in use.
Prerequisites
CAUTION: Many repairs may only be done by a  certified service technician. You should only perform troubleshooting and 
simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support  team. Damage...

9
Troubleshooting your system
Safety first — for you and your system
CAUTION: Many repairs may only be done by a  certified service technician. You should only perform troubleshooting and 
simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support  team. Damage due to servicing that is not authorized by Dell is not covered by your warranty. Read and follow the safety instructions that are shipped with your product.
NOTE: Solution validation...

Troubleshooting a USB device
Prerequisites
NOTE: Follow steps 1 to 6 to troubleshoot a USB keyboard or mouse. For other USB devices, go to step 7.
Steps
1.Disconnect the keyboard and/or mouse cables from the system and reconnect them.
2.If the problem persists, connect the keyboard and/or mouse to another USB port on the system.
3.If the problem is resolved, restart the system, enter System Setup, and check if the non-functioning USB ports are enabled.
NOTE: Older operating systems may not support USB...

Next steps
If all troubleshooting fails, see the Getting help section.
Related links
Getting help
Troubleshooting iDRAC Direct (Laptop connection)
For information about USB laptop connection and server con

7.Ensure that all network cables are of the proper type and do not exceed the maximum length.
Next steps
If the problem persists, see the Getting help section.
Related links
Getting help
Using system diagnostics
Troubleshooting a wet system
Prerequisites
CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and 
simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support  team. Damage...

Troubleshooting a damaged system
Prerequisites
CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and 
simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support  team. Damage due to servicing that is not authorized by Dell is not covered by your warranty. Read and follow the safety instructions that are shipped with your product.
Steps
1.Turn  o

If the date and time displayed in System Setup are not correct, check the System Error Log (SEL) for system battery messages.
Next steps
If the problem persists, see the Getting help section.
Related links
Getting help
Troubleshooting power supply units
CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and 
simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support  team. Damage...