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PT-52LCX66-K / PT-56LCX16-K / PT-61LCX66-K
8.2.
Service Position
MAIN P.C.B. CHECK
It is possible to check the Main P.C.B. and also to check the Front Jack/Operation P.C.B., the Base P.C.B. and the Power P.C.B.
by using the Monitor P.C.B. without connecting the Projection Unit.
The following service tool is required:
Monitor P.C.B. (LSEP3216A)
PC (2) for Test
Pattern Signal
CN4501
Base P.C.B.
Video
Input 1
terminal
Power
Switch
P.C.B.
CN6801
The following equipment is required:
D-Sub 15 Pin
CN5700
RGB Cable
CN6800
CN6000
PC Input
terminal
P2
RGB
Terminal
D-Sub 15 Pin
RGB Cable
XGA Color PC Monitor
D-Sub 15 Pin RGB Cable (for connecting the Monitor P.C.B.)
PC (2) for Test Pattern Signal
D-Sub 15 Pin RGB Cable (for connecting the PC Input Terminal)
Note 1:
GND Wire of LVDS Cable
Note 3:
Front Jack/Operation P.C.B.
Power P.C.B.
CN6001
Main
P.C.B.
P1
3-pin Connector Cable must be disconnected
from Connector CN1522 to turn Ballast circuit
SW1 should be
off before servicing.
set to "50".
Note 2:
Monitor P.C.B.
XGA Color
PC Monitor
Fig. S1-1
46
Lamp Connector
(No connection)
Note 4:
CN1520
AC Cord
CAUTION:
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