Roland HPD 20 CC Definition

For roland’s e-percussion pad

NAME:HPD 20
OUT:A
CHANNEL:2
4:FOOT CTRL
12:FX1 CTRL
13:FX2 CTRL
16:CTRL1
17:CTRL2
18:CTRL3
19:CTRL4
64:HOLD
70:SNDCTRL1
71:SNDCTRL2
72:SNDCTRL3
73:SNDCTRL4
74:SNDCTRL5
75:SNDCTRL6
76:SNDCTRL7
77:SNDCTRL8
78:SNDCTRL9
79:SNDCTR10
80:CTRL5
81:CTRL6
82:CTRL7
83:CTRL8

Hi all,
just starting with Roland Handsonic HDP20, I’m surprised not to find the volume ( CC7) as sent nor recognized MIDI information.
ANy idea how to control volume of HPD20 via Pyramid ?
Many thanks for help