Dell PowerEdge R340 EMC PowerEdge R340 Installation and Service Manual - Page 100

System board jumper settings, Disabling forgotten password

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Table 13. System board connectors Item Connector 1 FAN1 2 PIB_CONN 3 BP_SIG 4 NVRAM_CLR 5 PWRD_EN 6 RISER_PCIE 7 PERC_PCIE 8 INT_USB_3.0 9 LED's 10 CPU 11 P2 12 A3, A1, A4, A2 13 SATA0-3 14 SATA_ODD-HDD4 15 P1 16 FAN4 17 FAN3 18 FAN2 19 TPM 20 LEFT_LED 21 R_INTRUSION 22 IDSDM.vFlash 23 BATTERY 24 HDD/ODD_PWR 25 CTRL_PNL Description Fan 1 connector Power distribution board signal connector Backplane signal connector Clear NVRAM jumper Reset BIOS password jumper Expansion riser PCIe x8 socket PERC PCIe x8 socket Internal USB connector System board diagnostic LED indicators Processor socket Power distribution board power connector 2 Memory module sockets SATA signal SATA connector-Optical drive SATA connector Power distribution board power connector 1 Fan 4 connector Fan 3 connector Fan 2 connector TPM connector Left control panel connector Intrusion switch connector IDSDM/ vFlash connector CMOS coin cell battery socket Optical drive power connector Right control panel connector System board jumper settings For information on resetting the password jumper to disable a password, see the Disabling a forgotten password section. Disabling forgotten password The software security features of the system include a system password and a setup password. The password jumper enables or disables password features 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 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. 100 Jumpers and connectors

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Table 13. System board connectors
Item
Connector
Description
1
FAN1
Fan 1 connector
2
PIB_CONN
Power distribution board signal connector
3
BP_SIG
Backplane signal connector
4
NVRAM_CLR
Clear NVRAM jumper
5
PWRD_EN
Reset BIOS password jumper
6
RISER_PCIE
Expansion riser PCIe x8 socket
7
PERC_PCIE
PERC PCIe x8 socket
8
INT_USB_3.0
Internal USB connector
9
LED's
System board diagnostic LED indicators
10
CPU
Processor socket
11
P2
Power distribution board power connector 2
12
A3, A1, A4, A2
Memory module sockets
13
SATA0-3
SATA signal
14
SATA_ODD-HDD4
SATA connector—Optical drive SATA connector
15
P1
Power distribution board power connector 1
16
FAN4
Fan 4 connector
17
FAN3
Fan 3 connector
18
FAN2
Fan 2 connector
19
TPM
TPM connector
20
LEFT_LED
Left control panel connector
21
R_INTRUSION
Intrusion switch connector
22
IDSDM.vFlash
IDSDM/ vFlash connector
23
BATTERY
CMOS coin cell battery socket
24
HDD/ODD_PWR
Optical drive power connector
25
CTRL_PNL
Right control panel connector
System board jumper settings
For information on resetting the password jumper to disable a password, see the
Disabling a forgotten password
section.
Disabling forgotten password
The software security features of the system include a system password and a setup password. The password jumper enables or disables
password features 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 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.
100
Jumpers and connectors