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3.
CLEARING RAM UNCONDITIONALLY
3-1.
Overview
• Use this function when warm restart does not work.
3-2.
Operation of Unconditional RAM Clear
1. Turn OFF the power switch.
2. Remove the upper cover, back cover and the shield so that you can access FAX1
board.
3. Short the 2 pins of U2 on the FAX1 board with a metal object like a clip. Turn ON the
power switch with the 2 pins shorted. (Be careful not short other parts.)
With this procedure, the system clears RAM and brings up the initial screen.
4. Make sure that RAM has been cleared. Then turn OFF the power switch.
5. Remove the clip and reattach the shield and the upper cover.
6. Input the data that was cleared by BBRAM all clear.
3-3.
Steps of Unconditional RAM Clear
With the procedure in 3-2, all data stored in BBRAM will be cleared.
Data to be cleared
• Serial number
• Image information
• Time
• Soft switch information
• Service call information
• Mechanism adjustment information • Copy function data
• Accumulated number of pages
• Bulletin board information
Short these 2 pins
U2
• Model type
• Management information per business section
• Self information
• PC printer function setup
• Remote side data
• Communication activity information
FAX1 Board
CN3
CN4
CN5
T-19
CN2
4015T501AA
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