12. Card Cage
12.7 Replacement of the RTC battery of the ICP board
Necessary tools
Phillips screw drive r
Necessary parts
All parts are included in kit R8766526K (battery cover, coin cell battery BR2330 and a pair of gloves).
How to replace
1. Put on the gloves.
2. Remove the ICP board from the card cage. See c hapter “Remov ing a board in the card cage”.
3. Carefully put the ICP board on a table.
4. Place the battery cover over battery ‘B2’ of the ICP board to pr otect this battery while replacing the RTC battery ‘B1 ’ which is
seated in the battery holder.
Note: The battery cover can be left on the board.
B1
B2
Image 12-7
5. Remove the RTC battery ‘B1’ from the battery holder and inse rt the new battery in the battery holder.
B1
Image 12-8
6. Insert and fixate the ICP board ba ck in the card cage. See chapter “Inserting a board in the card cage ”.
7. Power on the projector.
8. Clear the projector error 5800 “ti-icp - sys tem status = fail” w ith error message “ICP real time clock error” by configuring the RTC
(Real Time Clock) of the ICP. See user manual Communicator c hapter “Set up of the ICP clock”, choose the option UTC/GMT
time calculated from current P C time as current time.
R5905043 DP2K-12C/11CX 19/02/2018
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