Vernier Spectro Pro - Manual (Page 58)

Appendix A
Spectro Pro 61
Appendix A
Troubleshooting Guide
Problem Cause Solution
Spectro Pro cannot find the
Interface Spectrophotometer or interface
not correctly connected to
computer Connect interface to the modem or
printer port (Macintosh) or COM1,
COM2, COM3 or COM4 (PC) using
supplied cable. On a Macintosh or
PC you may use a USB cable and
port for LabPro.
For Genesys 20 and Flinn
Spectrophotometers, be sure the
correct end of the cable is attached to
the spectrophotometer.
Two or more copies of Spectro
Pro running, or a copy of Logger
Pro is running. Exit all but the first copy of Spectro
Pro.
Bad spectrophtometer or
interface cable Replace cable
Wrong serial port being used Make sure you are using the correct
serial port. For example, don’t
confuse COM1 and COM2 (PC) or
the Printer and Modem ports (Mac).
Spectrophotometer or computer
interface not receiving power
(green light off) or not turned on. Make sure the power adapter is
plugged into a wall socket and
connected to the interface.
Turn on power switch (ULI only).
Battery-powered LabPro or
Serial Box has dead batteries Serial Box: Make sure the green
LED comes on when you start up
Spectro Pro.
LabPro: Remove and replace a
battery. You should hear tones and a
flashing of all 3 LED’s.
Whenever possible, use AC power.
Modem port of Macintosh not
available If you are using a Macintosh with an
internal modem, make sure that the
control panels are set for external
modem.
If you are using a Macintosh
PowerBook with a single
modem/printer port and are not
using Ethernet port, AppleTalk must
be turned off to make port available.