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2-2
BKDW-515
BT1 inserted into a socket in IC113 (memory for storing
setup data and cue data) on the CP-266 board is a battery
for memory backup.
m
. Replace a battery for memory backup every seven years.
. Store all the setup data (cue data if necessary) in a
memory card before replacing the Battery for memory
backup. (For more details on storage, refer to the Opera-
tion Manual.)
1. Turn off the power switch.
2. Disconnect the connector CN580 on the system setup
panel and remove the control panel.
3. Remove the four screws, then remove the cover.
4. Insert the tip of a flatbladed screwdriver between
IC113 and BT1 to remove BT1.
5. Align a new battery for memory backup with the 1-pin
mark of IC113, then insert.
6. Assemble the control panel and install it in the unit.
7. Access the data in a memory card.
. BT1 : 1-767-156-11 M4T28-BR12SH1 (lithium battery)
2-2. Replacing the Battery for Memory Backup
2-2. Replacing the Battery for Memory Backup
Cover
Screw
(BVTT3x6)
IC113
Screw
(BVTT3x6)
Screws
(BVTT3x6)
BT1
IC113
Flatbladed screwdriver
CP-266
Mark
Mark