Lenovo 4229, 4223, 4228 manual Undetermined problems, First device network, Second device hard disk

Models: 4229 4223 4228

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Message/Symptom

FRU/Action

 

 

 

Printer problems

1.

Printer

 

2.

System board

 

 

Program loads from the hard disk with a known-good

1. Run the Setup Utility program and check Startup

diagnostics diskette in the first 3.5-inch diskette drive

 

sequence.

 

2.

Diskette drive

 

3.

Diskette drive cable

 

4.

System board

 

5.

Power supply

 

 

RPL computer cannot access programs from its own hard

1. If network administrator is using LCCM Hybrid RPL,

disk.

 

check startup sequence:

 

 

a. First device - network

 

 

b. Second device - hard disk

 

2.

Hard disk drive

 

 

RPL computer does not RPL from server

1. Check startup sequence.

 

2.

Check the network adapter LED status.

 

 

 

Serial or parallel port device failure (system board port)

1.

External device self-test OK?

 

2.

External device

 

3.

Cable

 

4.

System board

 

 

 

Serial or parallel port device failure (adapter port)

1.

External device self-test OK?

 

2.

External device

 

3.

Cable

 

4.

Alternate adapter

 

5.

System board

 

 

Some or all keys on the keyboard do not work

1. Keyboard

 

2.

Keyboard cable

 

3.

System board

 

 

 

Undetermined problems

This section provides instructions on how to find out the failing devices or adapters.

1.Turn off the computer.

2.Remove or disconnect the following components (if installed) one at a time.

a.External devices (modem, printer, or mouse)

b.Any adapters

c.Memory modules

d.Extended video memory

e.External Cache

f.External Cache RAM

g.Hard disk drive

h.Diskette drive

3.Turn on the computer to re-test the system.

4.Repeat steps 1 through 3 until you find the failing device or adapter.

Chapter 8. Symptom-to-FRU Index 53

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Lenovo 4229, 4223, 4228 manual Undetermined problems, First device network, Second device hard disk

4229, 4223, 4228 specifications

Lenovo has long been recognized for its commitment to producing high-quality computing solutions, and the ThinkPad line is no exception. Among its various models, the Lenovo ThinkPad series 4228, 4223, and 4229 stand out for their robust features and reliable performance, making them ideal choices for business and professional use.

The Lenovo ThinkPad 4228 series is engineered with a focus on durability and performance. One of its key features is the powerful Intel Core processor range, which ensures that users can manage demanding applications and multitask efficiently. Alongside this, the device typically comes equipped with ample RAM, providing speed and responsiveness that enhances productivity.

Moving to the ThinkPad 4223, it streamlines user experience with advanced connectivity options. The inclusion of multiple USB ports, HDMI, and Ethernet capabilities allows for seamless integration with various devices and networks. The 4223 model often houses a backlit keyboard, enabling users to work effortlessly in low-light environments. This model puts a strong emphasis on portability, making it a reliable companion for professionals on the move.

The ThinkPad 4229 takes connectivity a step further by offering options like Wi-Fi 6 and Bluetooth, ensuring fast and stable connections whether in the office or on the go. This model is often equipped with a higher resolution display, contributing to a better viewing experience for video conferencing and presentations. Its extended battery life is a notable feature, allowing users to remain productive without the constant need for recharging.

All three models in the 422x series boast Lenovo’s robust security features, including fingerprint readers and TPM (Trusted Platform Module), which safeguard sensitive data against unauthorized access. Furthermore, the reputation of Lenovo ThinkPads for their exceptional keyboard layout ensures that users can type comfortably over extended periods, reducing strain and increasing efficiency.

In summary, the Lenovo ThinkPad 4228, 4223, and 4229 models represent a blend of power, durability, and user-friendly design. With their focus on connectivity, performance, and security, these laptops cater perfectly to the needs of professionals and businesses, confirming Lenovo's status as a leading manufacturer in the world of computing technology. Whether you need a rugged workhorse for heavy tasks or a portable device for meetings, the ThinkPad series provides versatile solutions to meet any requirement.