-6-
●
Interlock switch
The interlock switch (SW904) cuts off the AC mains power supply
when the lamp cover is removed. After opening the lamp cover for
replacing the lamp ass’y, place the lamp cover correctly otherwise
the projector can not turn on.
●
Thermal switch
There is the thermal switch (SW902) inside of the projector to
prevent the internal temperature from rising abnormally. When the
internal temperature reaches near 100˚C, turn off the AC main
power supply automatically.
The thermal switch is not reset to normal automatically even if the
internal temperature becomes normal. Reset the thermal switch
following procedure.
Check the resistance between terminals of thermal switch by
using the tester. If it has high impedance, thermal switch may be
in operative.
How to reset the thermal switch
1.
Remove the cabinet top following to “Mechanical
Disassemblies”.
2.
Press the reset button on the thermal switch.
CAUTION:
Before press the reset button, disconnect the AC cord from the
projector.
■
Circuit Protections
This projector is equipped with the following circuit protections to operate in safety. If the abnormality occurs inside
the projector, it will automatically turn off by operating one of the following protection circuits.
●
Fuse
The fuse is located inside of the projector. When either the LAMP
indicator or the READY indicator is not illuminated, fuse may be
opened. Check the fuse as following steps.
It should be used the specified fuse as follows;
How to replace the fuse
1.
Remove the cabinet top following to “Mechanical
Disassemblies”.
2.
Remove the fuse from fuse holder.
To install the fuse, take reversed step in the above.
Fuse Part No.: 423 022 2102
TYPE T4.0AH 250V FUSE
LITTLE FUSE INC. TYPE 215004
Fuse
Thermal switch (SW902)
Reset Button
Line Filter Board
Summary of Contents for PLC-SU32
Page 48: ... 48 CXA2101AQ RGB Matrix IC4101 IC Block Diagrams BA7078AF Selector IC6241 ...
Page 49: ... 49 CXD2064Q Digital Comb Filter IC2101 L3E01031 Level Shift IC3531 IC3561 IC Block Diagrams ...
Page 51: ... 51 ML60851 USB I F IC9801 M62393 D A IC2571 IC Block Diagrams ...
Page 52: ... 52 TA1318N AFC Detector IC6171 TB1274AF Video Decoder IC1101 IC Block Diagrams ...
Page 83: ... 48 CXA2101AQ RGB Matrix IC4101 IC Block Diagrams BA7078AF Selector IC6241 ...
Page 84: ... 49 CXD2064Q Digital Comb Filter IC2101 L3E01031 Level Shift IC3531 IC3561 IC Block Diagrams ...
Page 86: ... 51 ML60851 USB I F IC9801 M62393 D A IC2571 IC Block Diagrams ...
Page 87: ... 52 TA1318N AFC Detector IC6171 TB1274AF Video Decoder IC1101 IC Block Diagrams ...
Page 116: ...ML8 SU3200 MJ8 SU3300 81 46 44 44 46 44 44 Optical Parts List 46 57 56 46 46 ...
Page 117: ...ML8 SU3200 MJ8 SU3300 82 44 44 54 67 Red 68 Green 69 Blue 44 44 44 Optical Parts List ...
Page 120: ...ML8 SU3200 MJ8 SU3300 85 Optical Parts List 58 70 63 71 57 60 65 59 64 66 51 55 62 ...
Page 121: ... ML8A Aug 2002 BB 400 Printed in Japan SANYO Electric Co Ltd ...
Page 125: ...Diagrams Drawings PLC SU32 PLC SU33 2002 Jul ...