ThinkPad W500 laptop server LED indicators

This section contains information about LEDs that are on the laptop W500 server. This information is also in the ThinkPad® T500 and W500 (15.4-inch widescreen) Hardware Maintenance Manual, which is included on the service documentation CD that is part of the ship group. The CD should be stored in the document box at the front upper left corner of Rack-1. Although the condition of LEDs might indicate a failure, the LEDs should not be used as a starting point for a repair.

Status indicators

The system status indicators, shown in Figure 1, show the status of the computer. Table 1 lists the definitions of the status indicators.
Figure 1. Standby status
Status indicators
Table 1. Status indicators
Status indicator Definition
Callout label 1 Wireless status Wireless status
Green
The wireless feature (802.11 standard or 802.11n) is on, and the radio link is ready for use.
Blinking green
Data is being transmitted.
Callout label 2 Wireless PAN statusWireless PAN status
Green
Bluetooth wireless is operational. This indicator is on when Bluetooth wireless is on and not in suspend mode.
Callout label 3 Wireless WAN statusWireless WAN status
Green
The wireless WAN is on, and the radio link is ready for use.
Blinking green
Data is being transmitted.
Callout label 4 Num lockNum lock
Green
The numeric keypad on the keyboard is enabled. To enable or disable the keypad, press and hold the Shift key, and press the NumLk (ScrLk) key.
Callout label 5 Caps lockCaps loc
Green
Caps Lock mode is enabled. To enable or disable Caps Lock mode, press the Caps Lock key.
Callout label 6 Drive in useDrive in use
Green
Data is being read from or written to the hard disk drive, the diskette drive, or the drive in the Serial Ultrabay Slim device. When this indicator is on, do not put the computer into standby mode or turn off the computer.
Note: Do not move the system while the green drive-in-use light is on. Sudden physical shock could cause drive errors.
Callout label 7 Power onPower on
Green
The computer is on and ready to use. This indicator stays lit whenever the computer is on and is not in standby mode.
Callout label 8 Battery statusBattery status
Green
The battery is charged between 80% to 100% of the capacity, and being discharged between 0% to 80% of the capacity.
Blinking green
The battery is charged between 20% to 80% of the capacity, and being charged.
Orange
The battery is charged between 5% and 20% of the capacity, and being discharged.
Blinking orange (slow)
The battery is charged between 5% to 20% of the capacity, and being charged.
Blinking orange (rapid)
The battery is charged between 0% to 5% of the capacity.
Callout label 9 AC power statusAC power status
Green
The computer is connected to the ac power supply.
Callout label 10 Standby statusStandby status
Green
The computer is in standby mode.
Blinking green
The computer is entering standby mode or hibernation mode, or is resuming normal operation.
Callout label 11 Serial Ultrabay Slim status
Green
A Serial Ultrabay Slim device is installed and in use.
Blinking green
A Serial Ultrabay Slim device is in the process of being detached. Turn off: A Serial Ultrabay Slim device is ready to be attached or detached.
Note: If you are using Windows 2000, the Serial Ultrabay Slim status indicator does not blink while a Serial Ultrabay Slim device is being detached. Instead, a message box pops up when the process is completed; then the indicator turns off.