2 Troubleshooting Procedures

2.3 Power Supply Troubleshooting

The power supply controls many functions and components. To determine if the power supply is functioning properly, start with Procedure 1 and continue with the other Procedures as instructed. The flowchart in Figure 2-2 gives a summary of the process. The procedures described in this section are:

Procedure 1: Power status check

Procedure 2: Adaptor / battery replacement

Procedure 3: Power supply connection check

Procedure 4: Diagnostic check

Procedure 5: Internal connection check

Procedure 1 Power Status Check

The following LEDs indicate the power supply status:

Battery LED

DC-IN LED

The power supply controller displays the power supply status through the Battery and the DC-IN LEDs as listed in the tables below.

Table 2-1 Battery LED

Battery State

LED colors

Definition

 

 

 

Charging

Amber, solid on

Battery charging with AC .

 

 

 

 

Green, solid on

Battery fully charged by AC

 

 

 

 

Green color off

Battery abnormal stop charging with AC

 

 

(Bad cell/ Overheated)

 

 

 

Discharging

Amber, blinking

Battery within low state: 12 minutes

 

(LED on for 1 second

remaining

 

every 4 seconds)

 

 

 

 

 

Amber, blinking

Battery within critical low state: 3

 

(LED on for 1 second

minutes remaining. The system is

 

every 2 seconds)

protected and cannot be re-powered on

 

without the AC power connected.

 

 

 

 

 

 

Amber color off

Battery not in low or critical low state;

 

 

It’s in discharging state

 

 

 

2-8

Satellite A30 Series Maintenance Manual

Page 41
Image 41
Toshiba Satellite A30 Series manual Troubleshooting Procedures Power Supply Troubleshooting, Procedure 1 Power Status Check

Satellite A30 Series specifications

The Toshiba Satellite A30 Series represents a significant blend of performance, portability, and reliability in the laptop market. Aimed at both educational and professional users, this series provides an effective solution for those who seek a robust computing experience without sacrificing mobility.

One of the standout features of the A30 Series is its ergonomic design. Encased in a sleek chassis, these laptops are not only aesthetically pleasing but also engineered for durability, making them suitable for both office and on-the-go use. The keyboard is designed for comfort and efficiency, offering a pleasant typing experience for long hours of productivity.

When it comes to performance, the A30 Series is equipped with powerful Intel processors, allowing users to tackle demanding applications and multitask with ease. Whether it’s word processing, spreadsheet handling, or even light graphic design, the A30 Series handles tasks smoothly. The inclusion of integrated graphics provides adequate support for basic multimedia tasks and casual gaming.

In terms of display technology, the A30 Series typically features a high-definition LED-backlit display that ensures sharp visuals and vibrant colors. The larger screen size is ideal for presentations, media consumption, and general productivity, offering an expansive view that enhances the overall user experience.

Another key characteristic of the A30 Series is its comprehensive connectivity options. Users benefit from various ports including USB 3.0, HDMI, and Ethernet, providing versatility for connecting to a range of peripherals and external devices. Furthermore, built-in Wi-Fi and Bluetooth technology ensure seamless wireless connectivity, making it easier to stay connected anywhere.

Security features are also a priority for the A30 Series, which often includes biometric fingerprint readers and TPM (Trusted Platform Module) for enhanced data protection. This makes the laptops suitable for business environments where data integrity and security are paramount.

Battery life is another strong point of the A30 Series, designed to last through extended periods of use. This ensures that users can work or study without the constant worry of searching for a power outlet.

In conclusion, the Toshiba Satellite A30 Series delivers a well-rounded package of performance, versatility, and convenience. It addresses the needs of modern users, making it a reliable choice for anyone in search of a dependable laptop. Whether for business, education, or casual use, the A30 Series stands out as a commendable option with its array of features and solid build quality.