Table 4. System-board LEDs

(continued)

 

 

LED

Description

 

 

Baseboard management

This LED flashes to indicate that the IMM is functioning

controller heartbeat LED

normally.

 

 

Standby power LED

When this LED is lit, it indicates that the server is connected

 

to ac power.

 

 

The following table describes the LEDs on the system board and extender card and suggested actions to correct the detected problems.

vFollow the suggested actions in the order in which they are listed in the Action column until the problem is solved.

vSee the parts listing in the Hardware Maintenance Manual to determine which components are customer replaceable units (CRUs) and which components are field replaceable units (FRUs).

vIf an action step is preceded by “(Trained service technician only),” that step must be performed only by a trained service technician.

System error or

 

 

 

information LED lit

Description

Action

 

 

 

 

DIMM 1 to DIMM 6

A DIMM has failed or is incorrectly

1.

Remove the DIMM that is indicated by a lit error

error LEDs

installed.

 

LED.

 

 

 

 

 

2.

Reseat the DIMM.

 

 

3.

Replace the following components one at a time,

 

 

 

in the order shown, restarting the server each time:

 

 

 

a. DIMM

 

 

 

b. (Trained service technician only) System board

 

 

 

 

CPU 1 error LED

Microprocessor 1 has failed, is

1.

Check the system-event log to determine the

 

missing, or has been incorrectly

 

 

reason for the lit LED.

 

installed.

 

 

2.

(Trained service technician) Reseat the failing

 

Note: (Trained service technician

 

 

microprocessor.

 

only) Make sure that the

 

 

3.

Replace the following components one at a time,

 

microprocessors are installed in the

 

correct sequence; see the

 

in the order shown, restarting the server each time:

 

procedures for removing and

 

a. (Trained service technician only) Failing

 

installing a microprocessor in the

 

microprocessor

 

Hardware Maintenance Manual.

 

b. (Trained service technician only) System board

 

 

 

 

 

 

 

CPU mismatch LED

A mismatched microprocessor has

1.

Run the Setup Utility and view the microprocessor

 

been installed.

 

 

information to compare the installed

 

Note: All microprocessors must

 

 

 

microprocessor specifications.

 

have the same speed and cache

 

 

2.

(Trained service technician only) Remove and

 

size.

 

 

replace one of the microprocessors so that they

 

 

 

 

 

 

both match.

 

 

 

 

VRM failure LED

Microprocessor 2 VRM has failed or

1.

Reseat the VRM

 

is incorrectly installed.

2.

Replace the following components one at a time,

 

 

 

 

 

in the order shown, restarting the server each time:

 

 

 

a. VRM

 

 

 

b. (Trained service technician only) System board

 

 

3.

Replace the VRM

 

 

 

System-board error

System-board CPU VRD, power

(Trained service technician only) Replace the system

LED

voltage regulators, or both have

board.

 

failed.

 

 

 

 

 

 

Chapter 4. Server controls, LEDs, and power 23

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Lenovo 6529, 6523, 6524, 6530, 6525, 6522, 6526, 6528 manual Led
Page 38 Page 40

6529, 6526, 6522, 6523, 6528 specifications

The Lenovo series, including the 6524, 6530, 6525, 6528, and 6523, represents a formidable lineup of devices aimed at meeting the diverse needs of both business and personal users. Each model brings unique features and technologies to the table, contributing to a seamless user experience.

The Lenovo 6524 is known for its robust performance, equipped with the latest generation Intel processors. Its enhanced thermal design ensures efficient cooling, allowing users to engage in demanding tasks without experiencing overheating issues. With a high-resolution display, the 6524 offers vibrant visuals and excellent color accuracy, making it ideal for content creators and media consumption alike. Additional features include a long-lasting battery and rapid charging capability, providing users with the freedom to work on-the-go.

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Collectively, these Lenovo models showcase a range of technologies and characteristics tailored to different user needs, from high-performance tasks to budget-conscious options, highlighting Lenovo's commitment to innovation and quality.
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