SC No. Level Error Name/Error Condition/Major Cause/Solution
SC855-01 B
Wireless LAN board error (driver attachment failure)
Wireless LAN board error (wireless LAN card: 802.11 is covered)
• Defective wireless LAN board
• Loose connection
• Turn the main power off/on.
• Replace wireless LAN board
SC No. Level Error Name/Error Condition/Major Cause/Solution
SC855-02 B
Wireless LAN board error (driver initialization failure)
Wireless LAN board error (wireless LAN card: 802.11 is covered)
• Defective wireless LAN board
• Loose connection
• Turn the main power off/on.
• Replace wireless LAN board
SC No. Level Error Name/Error Condition/Major Cause/Solution
SC857-00 B
USB I/F Error
The USB interface is unusable because of a driver error.
USB driver error (There are three causes of USB error: RX error/CRC
error/STALL. SC is issued only in the case of STALL.)
• Check USB connection.
• Replace the controller board.
Service Call 816-899
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