INFICON IC6 Thin Film Deposition Controller User Manual

Page 294

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15 - 24

PN

07

4-

50

5-

P1

F

IC6 Operating Manual

2. Error code returned

a. A = illegal command

a. The command sent was not
valid; verify command syntax
as shown in the IC6's manual
(placement of spaces within
the command string is
important)

b. B = illegal value

b. The parameter's value sent
is outside the range for the
given parameter, verify
parameter's range

c. C = illegal ID

c. The command sent was for a
parameter which doesn't exist;
verify the correct parameter
number

d. D = illegal command format d. The command sent is not

valid; verify command syntax
as shown in the IC6 manual
(placement of spaces within
the command string is
important)

e. E = no data to retrieve

e. Some parameters may not
be in use, depending on the
value of other parameters

2. Error code returned
(continued)

f. F = Cannot change value
now

f. The command sent is for a
parameter that cannot be
changed while the IC6 is
executing a Process; place the
IC6 in the READYstate in order
to change the value

g. G = Bad checksum

g. Checksum value does not
match the value sent by the
host's application program,
may be caused by noise on the
RS232 cable or the checksum
is not calculated properly by
the applications program

h. 0 = Data overrun

h. I/O port unable to keep up
with data transfer rate; lower
BAUD rate, increase speed of
host's applications program by;
using a compiled version of the
program, stream lining
program execution, use a
faster CPU

Table 15-9 Troubleshooting computer communications (continued)

SYMPTOM

CAUSE

REMEDY

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