Operator Panel (Lcd) Display Service Check; Options Service Check - Lexmark J110 Service Manual

4085-001

Operator Panel (LCD) Display Service Check

Note: Be sure the operator cable is properly installed at the engine board
(J4) and at the operator panel. Check the continuity of the cable and replace
if necessary.
•
Operator panel display blank - printer indicator light Off, paper
feed motor turns, carrier moves.
•
Operator panel display blank - printer indicator light On.
FRU
1 Engine Board
2 LCD

Options Service Check

DRAM Memory Option(s)
This service check is the same as the flash memory option service
check. Run the
replace the RIP card. See the
Removal" on page 4-24
Action
Disconnect connector (J4) from the engine board
and verify the voltage at approximately +9 V dc at
pins 1, 2, 3 and 5. If the voltage is correct, replace
the operator panel. If incorrect, replace the engine
board.
To check LCD, see
page 3-22
"DRAM Memory Test" on page 3-23
"RIP-EMC Shield Assembly/RIP Card
.
"LCD Hardware Test" on
.
Diagnostic Information
. If the test fails,
2-59