Hitachi SM0541 Service Manual page 33

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Power block integration wiring
Guide leads away from duct positions to prevent leads
from becoming wedged when mounting ducts.
Power block integration
(1) Connect CN1.
(2) Secure FG, CD2 and CNSH to power block with screw.
(3) Connect and wire lamp lead
Attach FEB4 as shown
_
80+10mm
Lamp
lead
FEB4
Confirm that lamp lead is
embedded properly into rib on
underside of bottom case.
Confirm same for erect part.
Ensure erect part of lead does
not protrude from rib.
(To prevent lead getting caught
between duct and rib.)
Run CNSH
through FEB5
CNLC
CNSH
four times
and then
clamp it down.
FEB6
FEB6
0 5mm
Pull CN1 and CN2 leads in direction of arrow and
arrange along power case.
(To prevent leads getting caught when attaching OPT unit
and lamp house.)
CD2
CN1
Filter board
Use caution to prevent CN1,
FG and CD2 being pinched by
the bottom case during
installation of the optical engine,
exhaust duct, etc.
Lock completely when connecting
CN1 connector to CN2.
SW
board
CN1
FG
CNSH
C N
CN2
CNPOW
Lamp
lead
POWER CASE
Wiring diagram 4 (C10SM2)
Fasten CNSH, FG, CD2, and crown washer
to power case with a screw as shown below.
CNSH
Ring lug
Power case
Angle each round
terminal to prevent
hitting duct or power
case as shown right.
CD2
#6430
CNSH
R/C
TSW
board
Bend crimped part
o
of leads to 45
for
FG and CD2 round
CD2
FG
terminals as shown
below.
FG
Power
case
A83
#6800
#6460
CNBAR
CNRM

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