CX2550/60/70 M4 Upgrade and Maintenance Manual 269
System board and components
9.1.3 Installing the CMOS battery
Figure 167: Installing the CMOS battery
Ê Insert the new CMOS battery into its socket as shown.
V CAUTION!
Ensure to insert the CMOS battery with the positive pole (label side)
facing to you as shown (see close-up).