Thermo Fisher Scientific Alpha DO 1000 - Manual (Page 43)

35
12 APPENDICES
ENSURE that the power cable is physically separated from the power
supply
.
12.1 Appendix 1 – Jumper Positions for 110 or 230 volts
Jumper Positions - Internal to the controller
JP 1 Selects the input voltage 220 VAC.
JP 2 Selects the input voltage 110 VAC.
Fuse Note that there is a fuse (slow-blow 100mA) internal to the
controller. Replace fuse with the recommended type only.
View from the top of Main PCB
Jumper setting for 110 or 230 volts
F
ro
n
t
(w
it
h
L
C
D
)
R
e
a
r
1
1
0
V
A
C
JP2
2
3
0
V
A
C
Transformer
JP1
Fuse