Service manual

Neurodiagnostic Instruments Service Manual
3 - 26 Revision 2/18/05
Connector Pin-Outs
Conn. 4: Microphone Preamp(5-pin DIN)
Conn. 5: EEG Amplifier Connector
(7-Pin Circular Female)
Conn. 6: CPU Auxiliary
(15-Pin D-Connector)
Conn. 7: +12VDC Speaker Power
Conn. 8: External Stimulator Power
(Used by EP/EMG Instruments)
Pin Signal Pin Signal
1 GND 4 +15VDC
2 -15VDC 5 +15VDC
3 Not Used
Pin Signal Pin Signal
1 Not Used 5 -15V
2 GND 6 Shield
3 +5V 7 +15V
4 GND
Pin Signal Pin Signal
1 Not Used 9 +15VDC
2 +15VDC 10 GND
3 GND 11 -15VDC
4 -15VDC 12 +15VDC
5 +15VDC 13 GND
6 GND 14 -15VDC
7 -15VDC 15 Not Used
8 Not Used
Pin 7
Pin 1
81
15 9
Pin Signal Destination
1 +15V
Electrical Stimulator
2 +15V
3 GND
4 -15V
5 -15VS
Auditory Stimulator
6 GND_S
7 +15VS
8 +5V
Stim Controller
9 GND
10 +15VSPK
Speaker
11 GND_SPK
12 -15VSPK
1
2
3
4
5
6
7
8
9
10
11
12