Computer will not start.

Cause

Solution

 

 

 

Wrong memory modules were used in the upgrade or

1.

Review the documentation that came with the system to

memory modules were installed in the wrong location.

 

determine if you are using the correct memory modules

 

 

and to verify the proper installation.

 

 

NOTE: DIMM1 or XMM1 must always be installed. On

 

 

all computers except the USDT, DIMM1 must be

 

 

installed before DIMM2, and DIMM3 must be installed

 

 

before DIMM4.

 

2.

Observe the beeps and LED lights on the front of the

 

 

computer. Beeps and flashing LEDs are codes for

 

 

specific problems.

 

3.

If you still cannot resolve the issue, contact Customer

 

 

Support.

 

 

 

Power LED flashes Red five times, once every second, followed by a two second pause, and the computer beeps five times. (Beeps stop after fifth iteration but LEDs continue flashing.)

Cause

Solution

 

 

Memory is installed incorrectly or is bad.

CAUTION: To avoid damage to the DIMMs or the system

 

board, you must unplug the computer power cord before

 

attempting to reseat, install, or remove a DIMM module.

 

1.

Reseat DIMMs. Power on the system.

 

2.

Replace DIMMs one at a time to isolate the faulty

 

 

module.

 

 

NOTE: DIMM1 or XMM1 must always be installed. On

 

 

all computers except the USDT, DIMM1 must be

 

 

installed before DIMM2, and DIMM3 must be installed

 

 

before DIMM4

 

3.

Replace third-party memory with HP memory.

 

4.

Replace the system board.

 

 

 

Power LED flashes Red six times, once every second, followed by a two second pause, and the computer beeps six times. (Beeps stop after fifth iteration but LEDs continue flashing.)

Cause

Solution

 

 

Graphics card (some models) is not seated properly or is

For systems with a graphics card:

bad, or system board is bad.

1.

Reseat the graphics card. Power on the system.

 

 

2.

Replace the graphics card.

 

3.

Replace the system board.

For systems with integrated graphics, replace the system board.

170 Appendix D Troubleshooting Without Diagnostics

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Image 180
HP Pro 3400 XZ939UT#ABA, Pro 3515 E3S87UTABA, D3K31UTABA, 3500p D8C44UTABA, C7A34UT Computer will not start Cause Solution
Page 179 Page 181

E3S87UTABA, Pro 3515 E3S87UTABA, Pro 3400 XZ939UT#ABA, C7A31UT#ABA, Pro 3400 A7L25UT#ABA specifications

The HP D3K31UTABA, 3500p D8C44UTABA, C7A35UT#ABA, D3K31UT#ABA, and D8C44UT#ABA are part of HP's extensive lineup of business laptops and desktop computers, designed to meet the demanding needs of professionals and enterprises. Each model showcases HP's commitment to performance, durability, and user-friendly features, making them suitable for a range of applications in various business environments.

The HP D3K31UTABA is a compact and lightweight laptop that emphasizes portability without compromising performance. It typically features an Intel Core i5 or i7 processor, ensuring smooth multitasking and efficient handling of various applications. The device is usually equipped with a 13.3-inch or 14-inch display with Full HD resolution, offering vibrant colors and sharp visuals that enhance productivity during long hours of work. With a robust battery life, users can work on the go without worrying about frequent recharges.

In contrast, the 3500p D8C44UTABA is a more performance-oriented model tailored for enterprise users who require enhanced processing power and reliable connectivity. This laptop often includes features such as a durable chassis, spill-resistant keyboard, and advanced security options like fingerprint readers and TPM (Trusted Platform Module) for data protection. The 3500p is known for its balance of performance and mobility, making it ideal for professionals who travel frequently.

The C7A35UT#ABA is another strong contender in HP's portfolio, designed to provide exceptional versatility. This model typically features an AMD Ryzen processor, catering to users who prefer AMD for its robust performance in multi-threaded applications. Additionally, it often boasts a larger storage capacity through SSD options, ensuring fast data access and improved overall system responsiveness.

The D3K31UT#ABA and D8C44UT#ABA share similarities in design and performance but may differ in specifications such as RAM size, graphics capabilities, and ports for connectivity. Both models offer scalable configurations, allowing businesses to customize them according to their specific needs.

All these models benefit from HP's proprietary technologies such as HP Fast Charge, allowing users to recharge their batteries quickly, and HP Sure Start, which provides self-healing BIOS protection. They also come with HP’s security suite, ensuring data integrity and user privacy.

In summary, the HP D3K31UTABA, 3500p D8C44UTABA, C7A35UT#ABA, D3K31UT#ABA, and D8C44UT#ABA collectively represent HP's dedication to producing high-quality computing devices that cater to the diverse needs of today’s professionals. With a focus on performance, security, and durability, these models are well-equipped to enhance productivity in any business setting.
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