52 External
connections
E
XTERNAL CONNECTIONS
Power supply
‘The Wife’ DMX Tester has an internal Ni-Cd rechargeable battery that provides a life of
about 25 hours between recharges (this is reduced to 15 hours when the backlight is used
continuously). The external 9 Volt DC power supply is used to power and recharge Show-
Control.
As with all Ni-Cd battery products, the best battery life is obtained by completely
discharging ‘The Wife’ DMX Tester prior to recharging. The power switch is used to switch
off ‘The Wife’ DMX Tester, battery charging will continue if the power connector is
plugged in.
‘The Wife’ DMX Tester contains a sophisticated battery manager, which regulates battery
charging. A full charge is obtained in three hours, after which the external power supply is
used solely to power ‘The Wife’ DMX Tester.
Connector
Pin Function
Centre
+9VDC 350mA
Skirt
Ground
Receive DMX
The DMX receive input connects via the male 5 pin XLR. The pin allocation is as follows:
Pin
Function
Pin 1
Screen
Pin 2
DMX Receive Signal-
Pin 3
DMX Receive
Pin 4
MIDI Receive Anode
Pin 5
MIDI Receive
Cathode
The MIDI receive feature of ‘The Wife’ DMX Tester uses pins 4 & 5 which are undefined
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