Diagnostic information 2-127
7500-432, -632, and -832
842.03 Scanner communication failure
842.04 Scanner communication failure
Step Check Yes No
1 Check the scanner interface cable assembly connection
between the RIP card assembly and the scanner unit
assembly.
Is the scanner interface cable assembly connected properly?
Go to step 2. Replace the
connection.
2 Check all connections of the scanner controller card assembly.
Are the connections of the scanner controller card assembly
connected properly?
Go to step 3. Connect each
connector of the
scanner
controller card
assembly
properly.
3 Perform a POR.
Does the error remain when the power is turned off/on?
Replace the
scanner
controller card
assembly.
Go to “Scanner
controller card
assembly
removal” on
page 4-151.
Go to step 4.
Problem solved.
4 Perform a POR.
Does the error remain when the power is turned off/on again?
Replace the RIP
card assembly.
Go to “RIP card
assembly
removal” on
page 4-130.
Problem solved.
Step Check Yes No
1 Check the scanner interface cable assembly connection
between the RIP card assembly and the scanner unit
assembly.
Is the scanner interface cable assembly connected properly?
Go to step 2. Replace the
connection.
2 Check all connections of the scanner controller card assembly.
Are the connections of the scanner controller card assembly
connected properly?
Go to step 3. Connect each
connector of the
scanner
controller card
assembly
properly.
3 Perform a POR.
Does the error remain when the power is turned off/on?
Replace the
scanner
controller card
assembly.
Go to “Scanner
controller card
assembly
removal” on
page 4-151.
Go to step 4.
Problem solved.