Figure 20 BBWC battery and P212 card, HP D2D4106/4112 G2
HP D2D2502/2504 G2
The P212 card has one BBWC.
Figure 21 BBWC battery and P212 card, HP D2D2502/2504 G2
HP D2D4004/4009 and HP D2D2502/3/4 G1
The P400 card has one BBWC.
26 Battery/Flash Backed Write Cache (BBWC or FBWC) module failures