HITACHI PJ-TX300
Manual de Servicio

Wiring when mounting to the bottom case /
Details for screwing down the CNGD, CD2, and crown washer to Preparations for the optical engine power supply case are based on the diagram below. Screw down the circular

diagram.

(2) Screw down and wire CNGD, CD2, and CNSH to the power supply block
under the CNGD lead.
ZTP7

(3) Screw down and wire CNSH to the taping it, hook it on CNGD at a 45 degree angle CNGD
duct hook. Pass CN1 lead CN1 as in the diagram. AC metal of the filter circuit board
CNGD

fan surface and round terminal of the

terminal of the CNGD at (1) Attach and wire the CN1 angle indicated on the A f r p a s i n g t h e When connecting the CN1 Area of importance PBS fan over connector, securely lock it. Bend the lead rivet part of

(4) Fasten cable pullout portion of the PBS PBS fan with tape
fan

CNGD

To I/O metal CD2 Power supply case
angle so that they do not touch as in diagram on the left Filter unit CNGD
90±10°

Side of power supply case (perspective from Side A) the duct and power supply case,

CNSH Position each round terminal at an

CD2 Power supply case

A
hook
between ribs of the bottom case, To lamp door switch while making sure that they do not protrude by trailing them along the base Style CNGD, CD2, and CD1 wiring as in the

CN1 Stick tape on the place of

To the filter unit FEB1 Style the CN1 and CNGD leads so that they are inserted

20mm from the fastener.

CN1 (Due to a possibility of the optical performance deteriorating

PJ-TX300(C11H2)

32
ZTP6 arrow as shown in the diagram

diagram above. To ensure that they do not run up caused by the optical unit changing shape from pinching) rib (area with diagonal lines) on the side of the power supply case, make sure they do not stick up from base of the bottom case. (To prevent pinching with the exhaust duct.) Leave FEB1 close to side of the power supply case.

TSW

ZTP2 part of the aluminum holder, as in

Tape connector lead of the panel fan diagonally to the curved ZTP6 taping position

(To prevent it from being pinched into the bottom case boss)

CNBAR the diagram below.

Pull CN1 cable in the direction of above, then secure it with tape.To rib (area with diagonal lines) on the fan side of the power supply case, make P a s t h e C N S H sure they do not stick up from the base under the CNPOW, f h b m c a s . ( T o p r v e n t TSW cables, on the pinching with the exhaust duct.) side of the power
CNPOW CNSH ensure that they do not run up on the

Panel

As the lead wire will supply case. be pinched with the Pass the panel fan cable through bottom case, keep it positions indicated on the diagram above. separate from this part.

Wiring diagram 3