Table 1. Numeric error codes (continued)

Symptom or error

FRU or action, in sequence

 

 

 

0250

1.

Charge the backup battery for more

System battery error—System battery is

 

than 8 hours by connecting the ac

dead.

 

adapter.

 

2.

Replace the backup battery and run BIOS

 

 

Setup Utility to reset the time and date.

 

 

 

0251

1.

Charge the backup battery for more

System CMOS checksum bad— Default

 

than 8 hours by connecting the ac

configuration used.

 

adapter.

 

2.

Replace the backup battery and run BIOS

 

 

Setup Utility to reset the time and date.

 

 

0252

Reset the password by running BIOS Setup

Password checksum bad—The password is

Utility.

cleared.

 

 

 

 

 

0260

1.

Charge the backup battery for more

System timer error.

 

than 8 hours by connecting the ac

 

 

adapter.

 

2.

Replace the backup battery and run BIOS

 

 

Setup Utility to reset the time and date.

 

3.

System board.

 

 

 

0270

1.

Charge the backup battery for more

Real-time clock error.

 

than 8 hours by connecting the ac

 

 

adapter.

 

2.

Replace the backup battery and run BIOS

 

 

Setup Utility to reset the time and date.

 

3.

System board.

 

 

0271

Run BIOS Setup Utility to reset the time

Date and time error—Neither the date nor

and date.

the time is set in the computer.

 

 

 

 

 

0280

1.

Load “Setup Default” in BIOS Setup

Previous boot incomplete— Default

 

Utility.

configuration used.

2.

DIMM.

 

3.

System board.

 

 

 

02F0

1.

CPU.

CPU ID:xx Failed.

2.

System board.

 

 

 

02F4

1.

Load Setup Defaults in BIOS Setup

EISA CMOS not writable.

 

Utility.

 

2.

Replace the backup battery.

 

3.

System board.

 

 

 

02F5

1.

DIMM.

DMA test failed.

2.

System board.

 

 

 

02F6

1.

DIMM.

Software NMI failed

2.

System board.

 

 

 

02F7

1.

DIMM.

Fail-safe timer NMI failed

2.

System board.

 

 

 

1802

1.

Remove Mini PCI network card.

Unauthorized network card is plugged

2.

System board.

in—Turn off and remove the miniPCI

 

 

network card.

 

 

 

 

 

1803

1.

Remove the daughter card that you

Unauthorized daughter card is plugged

 

installed.

in—Turn off and remove the daughter card.

2.

System board.

 

 

 

Related service information

41

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Image 49
Lenovo T61 Than 8 hours by connecting the ac, Adapter, Charge the backup battery for more, Utility, Date, 02F0, 02F5, 02F6

T61, T61p specifications

The Lenovo T61, part of the ThinkPad series, is a notable business laptop that has garnered attention due to its durability, performance, and timeless design. Released in the mid-2000s, the T61 was engineered for professionals who require reliability and functionality on the go.

Key features of the T61 include its robust construction, conforming to military specifications for durability. This makes it resistant to extreme temperatures and shocks, ensuring it can withstand the rigors of everyday business travel. The laptop sports a classic black chassis with the signature ThinkPad styling, including the iconic red TrackPoint, which allows for precise navigation without having to use the touchpad.

In terms of performance, the T61 is equipped with Intel Core 2 Duo processors, offering solid processing power for multitasking and demanding applications. Users can choose from various configurations, with options for up to 4GB of RAM and multiple hard drive capacities, providing flexibility based on individual needs. The inclusion of Intel Graphics Media Accelerator or optional NVIDIA graphics offers decent visual performance, catering to both work and casual multimedia use.

Display options on the T61 are varied, featuring a 14.1 or 15.4-inch screen with a resolution of up to 1680x1050 pixels. Some models support a matte finish that reduces glare, enhancing usability in bright environments – a thoughtful design feature for professionals constantly on the move.

For connectivity, the T61 integrates various ports, including USB 2.0, Ethernet, and modem connections, along with options for Wi-Fi and Bluetooth. This ensures that users can stay connected seamlessly, whether in the office or on the road. Additionally, the laptop supports docking stations, allowing for a more efficient workspace setup by easily connecting multiple peripherals.

Battery life is another notable characteristic of the T61, with options for extended batteries that can provide hours of usage without needing to recharge. This mobility factor is essential for professionals who may be away from power outlets for extended periods.

Security features on the T61 include biometric fingerprint readers and optional TPM (Trusted Platform Module) functionality, emphasizing Lenovo's commitment to data security for business users.

Overall, the Lenovo T61 stands as a testament to Lenovo's dedication to creating reliable and efficient laptops tailored for professionals, balancing performance with practicality and durability. Its features and build quality have left a lasting impression, securing its place as a cherished classic in the realm of business laptops.