Read Sharp 66GF-63 (serv.man31) Technical Bulletin online
CTV2002 05 02
Month of Issue:
October 2002
Classification:
White
TELEVISION TECHNICAL BULLETIN
Page 2 of 3
Sharp Electronics (UK) Limited
Reference JR21052002-1
Revision 3
White – Carry out as required
Yellow – Carry out as required and whenever the unit comes in for service
Red – Carry out on all units
Notes
This is a four-pin device and replaces the original six-pin device.
Pins 1 and 2 of the new four-pin device are the same as the original six-pin IC. Pins 3 and 4 are the
equivalent of pins 4 and 5. See picture below for more detail:
Pins 1 and 2 of the new four-pin device are the same as the original six-pin IC. Pins 3 and 4 are the
equivalent of pins 4 and 5. See picture below for more detail:
Original Device
Replacement Device
This requires that the new opto-coupler is fitted diagonally, so that the pins are correctly aligned.
Positioning of the opto couplers in the case of IC705 (power)
1
2
3
6
5
4
1
2
4
3
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