Read Sharp 56FW-53H Service Manual online
DA100 (50Hz) and DA50W Chassis – Repair Notes
Page 12 of 80
Sharp Electronics (UK) Limited - May 2003
Revision 3
Dolby Pro Logic PWB
The Dolby Pro-Logic PWB has the following IC list. Note that some of the reference numbers are the same as
the IC’s fitted on the centre speaker PWB.
the IC’s fitted on the centre speaker PWB.
IC
Reference
Number
IC Type
Number
Sharp Part
Number
Function of IC
Package
Type
IC1301 DPL3519A
RH-IX1679BMZZ
Pro-Logic
Processor
DIL
IC1302
TDA7480
VHITDA7480/-1
Left Audio Output Amplifier
DIL
IC1303
TDA7480
VHITDA7480/-1
Right Audio Output Amplifier
DIL
IC1304 TDA7480
VHITDA7480/-1
Surround
Output
Amplifier
DIL
IC1305
TDA7481
VHITDA7481/-1
Sub-woofer Output Amplifier
DIL
IC1701
KA431AZ
RH-IX1674BMZZ
Power Supply Reference
Wire
IC1702
KA431AZ
RH-IX1674BMZZ
5V Supply Reference
Wire
IC1703
MOC8106
RH-FX0106BMZZ
Power Supply Feed Back
SMD
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