Panasonic KX-TD500 System Reference Manual page 74

Power Supply Cable
Power
supply cable
P O
W E
R
F U
S E
O N
1
O F
F
• Plug the power supply cable (on the Expansion Shelf 2) into the power supply cable
connector ("AC OUT 3").
D IG
IT AL
SU
PE
R H
YB
R ID
SY
ST
EM
R U
N
O FF
LI N
P O E
W E AL
AR
R M
F U
S E
O N
1
O F
F
P O
W E
R
F U
S E
O N
1
O F
F
P O
W E
R
F U
S E
O N
1
O F
F
2-B-16
Top cover
Expansion shelf 2
Expansion shelf 1
Basic shelf
Base shelf