2-150 Service Manual
7526
Stripes display and black display during boot up service check
3
1. Open the top access cover assembly,
Refer to “Top access cover assembly
removal” on page 4-40.
2. Reseat the UICC cable on both ends.
3. Check for any damage on the cable.
Is the cable damaged?
Replace UICC cable. See
“UICC cable removal” on
page 4-188.
Go to step 4.
4
Replace the UICC card and the interconnect
card.
Does the problem persist?
Return the old UICC card
and interconnect card, then
go to step 5.
Problem resolved.
5
Replace the LCD panel. See “Operator
panel assembly removal” on page 4-27.
Does the problem persist?
Go to step 6 Problem resolved.
6
Replace the UICC cable. See “UICC cable
removal” on page 4-188.
Does the problem persist?
1. For dead display. go to
“Dead printer service
check” on page 2-146,
then
2. Replace the system
board. See “System
board removal” on
page 4-157.
Problem resolved.
Step Questions / actions Yes No
1 1. Check operator panel connector on the
system boardJ2 for proper connection.
2. Make sure the cable is properly connected
and the metallic terminals of the cable is
facing up.
3. Make sure the connector is properly
locked
4. Reseat the cable.
Note: Try this step at least 3 times if the
problem wont clear before going to the
next step.
Does the problem clear?
Problem resolved. Go to step 2.
2
Replace the whole operator panel assembly
to isolate the problem. See “Operator panel
assembly removal” on page 4-27.
Does the problem clear?
Go to step 3. Go to step 4.
3
1. Isolate the components inside the
operator panel.
2. One by one replace the following
components, and perform a POR between
each replacement:
- UICC to RIP cable
- Interface card and interface card cable
- UICC card
- LCD panel
Does one of these replaced parts fixed the
problem?
Problem resolved.
Replace the bad parts.
Go to back to step 2.
Step Questions / actions Yes No
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