Lexmark X548 Series Service Manual

2-40 Service Manual
7525-63x
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Main drive gear assembly (EP drive) service check
3
Turn the printer off, and remove the rear
shield. See “Rear shield removal” on
page 4-7.
Is the JSP1 cable connector properly
connected to the RIP board?
Go to step 4. Reseat the connector.
4
Turn the printer on, and check the voltage at
JSP1 pin 15.
Is the voltage approximately +5 V dc?
Replace the
autocompensator
mechanism. Go to
“Autocompensator
mechanism (ACM)—
standard tray removal” on
page 4-13.
Replace the RIP board.
See “RIP board removal”
on page 4-19.
Step Questions / actions Yes No
1 Turn the printer off, and remove the rear
shield. See “Rear shield removal” on
page 4-7. Check the cable at JCARTB1 for
proper connection to the RIP board, the cable
for pinch points, and the cable or connector for
any other damage.
Is the cable damaged?
Replace the JCARTB1
cable.
Go to step 2.
2
Disconnect the cable at JCARTB1 on the RIP
board, and verify the following values.
Are the voltages correct?
Go to step 3. Replace the RIP board. See
“RIP board removal” on
page 4-19.
3
Replace the main drive assembly. See “Main
drive gear assembly with motor removal”
on page 4-57.
Does the error clear?
Problem resolved. Replace the RIP board. See
“RIP board removal” on
page 4-19.
Step Questions / actions Yes No
JCARTB1
Pin Value
4 +24 V dc
6 +24 V dc
8 +24 V dc
9 Ground
12 Ground
13 +24 V dc
15 +24 V dc
17 +24 V dc

Lexmark X548 Series Specifications

General

Brand	Lexmark
Model	X548 Series
Category	All in One Printer
Language	English