Panasonic Easa-Phone VA-123210 Installation Manual page 16

Make connections of a door box card and of door box according to the following procedure.
Insert a door box card into the key
service unit. This one card is capable
of making 2 door boxes usable.
This card may be used for sensor and
door openers. (See page 14)
and to the
screw terminals (2 terminals make a
pair) located on the door box card.
Door box
Door box
Rib
b------- 3$in----4
Door box A
(VA-20861)
Door box B
(VA-20861)
,
. -:
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