Toshiba Satellite A660 Series Maintenance Manual

2 Troubleshooting Procedures
Satellite A660/A665 Series Maintenance Manual
9
2.3 Power Supply Troubleshooting
START
Are the DC-IN and
Battery LEDs lit?
Can you turn the
computer on?
Are the internal power
connections secure?
END
Check Power Supply Status
(Procedure 1)
No
Yes
Check power supply
connections
(Procedure 3)
Run diagnostic program
(Procedure 4)
Yes
No
Replace adaptor / battery
(Procedure 2)
No
Perform internal connection
check
(Procedure 5)
Replace system board
Yes
Figure 2-2 Power Supply Troubleshooting Process
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

Toshiba Satellite A660 Series Specifications

General

Optical Drive	DVD SuperMulti Drive
Wireless	Wi-Fi 802.11b/g/n
HDMI	Yes
Battery	6-cell Lithium-ion
Processor	Intel Core i5
RAM	4GB or 8GB DDR3
Storage	Up to 640GB HDD
Graphics	NVIDIA GeForce GT 330M
Operating System	Windows 7 Home Premium or Professional
Webcam	Yes, with built-in microphone
Audio	Stereo speakers, Dolby Advanced Audio
LAN	10/100 Ethernet
Card Reader	Multi-Card Reader
USB Ports	3 x USB 2.0
Ports	Microphone input, Headphone output