TROUBLESHOOTING
Troubleshooting
Common Problems and Solutions
I.Missing blocks of data on shared device and/or buffer Overflow error display occurs - serial only
A.Flow control is not set or wired properly
If your device uses
II.Nothing happens when sending data
A.Improper cabling
See 'CABLING' section.
B.Protocol does not match
Protocol on serial units is the baud rate, parity type, number of stop bits, bit size of the characters (5, 6, 7, or 8), and the handshaking type (DTR or
C.Printer or computer connected to wrong port.
Input ports are
III.Garbled data received at shared device
A.Protocol does not match See Section ll B above.
B.Flow control
See Section IA above.
C.Wiring interference
This may occur on computers which are a long distance from the Caretaker Plus. See 'CABLING' section for information on cable routing.
IV. Computer locks up
A.Buffer is full
Place unit in flow control display mode. If the computer port's LED is lit, the buffer is full. The shared device must accept some data to empty the buffer and allow the unit to accept more data from the computer. This will unlock the computer.
B.Flow control improperly wired See Section IA above.
CARETAKER PLUS INSTALLATION AND OPERATIONS MANUAL
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