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3. General information
•
SH: smallest one, mainly used to connect signals
•
PH: mainly used to connect low power
•
VH: used to connect higher power
•
ATX: biggest connector
•
board to board connectors
•
fl
ex foil connectors
The number mentioned next to the connector type indicates the amount of wires on this connector.
Board to board connectors
It is important to disconnect and connect this type of connectors in a straight way.
When plugging in a board to board connector, make sure it is completely in!
3.3.2
Wires and cable ties
C
AUTION
:
If wires are not properly
fi
xed to each other, to the chassis and/or to other components in the same
way as it was done in production, damage can occur!
Wires
Due to the amount of cables, some of the procedures described below can become quite complicated. Make sure to take into
account the following directions:
•
before removing a wire, carefully take notice of its position
•
when guiding a wire through a slot of the chassis, makes sure the connector does not get stuck
•
when reinstalling a wired component, make sure the wire is in its original position
Cable ties
Different types of cable ties are used in this projector. Some of them can be reused, others need to be cut and will have to be
replaced by new ones during service activities.
Image 3-2
Cable tie: single use
Image 3-3
Cable tie: reusable
Image 3-4
Cable tie mounting: reusable
Put the new cable ties in the same position as it has been done in production.
C
AUTION
:
When cutting a cable tie, make sure not to damage the wires!
3.3.3
EMC shielding clamps
EMC shielding clamps
When replacing wires or components, always put back the EMC shielding clamps in their original position.
10
R59770119 SIM 7C 28/05/2008
Summary of Contents for SIM 7C R9011206
Page 1: ...SIM 7C Service manual R9011206 R59770119 02 28 05 2008...
Page 4: ......
Page 6: ...Table of contents 2 R59770119 SIM 7C 28 05 2008...
Page 10: ...1 Safety 6 R59770119 SIM 7C 28 05 2008...
Page 12: ...2 Spare parts 8 R59770119 SIM 7C 28 05 2008...
Page 16: ...3 General information 12 R59770119 SIM 7C 28 05 2008...
Page 23: ...4 Covers Image 4 15 Lamp cover fixing screws R59770119 SIM 7C 28 05 2008 19...
Page 24: ...4 Covers 20 R59770119 SIM 7C 28 05 2008...
Page 36: ...6 Optical parts and servicing procedures 32 R59770119 SIM 7C 28 05 2008...
Page 42: ...7 Maintenance procedures 38 R59770119 SIM 7C 28 05 2008...