Component

Code

No.

Remarks

FCU

D629

3

Included with fax unit

Speaker

1

Expansion Memory

G578

2

Optional

CCU I/F Board

D629

6

Included with optional G3 unit

SG3 Board

4

Included with optional G3 unit

SG3 Board

D629

5

Optional

Handset Type C5502

D645

-

Optional (NA only)