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Service Guide SW-G2.1 1200
Version No. 1.0 Page
8 of 21
1.2.2 No Sound
No Sound
1.
Short circuit, open circuit
and no power of PCB
2.
Connecting line damaged
or defective (short circuit
and open circuit)
3.
CON3-CON6 or
CON5-CON4 lines
broken .
1.
IC: U1, U2, U4, U5 and U6
defective or damaged
Inspect/ repair
Inspect/ repair/ replace
1.
RCA: JK2/ JK3 defective or
damaged
2.
Open circuit of copper sheet
of sockets JK4/ JK5
3.
Potentiometer defective or
damaged
Inspect/ repair
Summary of Contents for Genius SW-G2.1 1200
Page 1: ...Service Guide SW G2 1 1200 Version No 1 0 Page 1 of 21 Service Guide KEY SYSTEM CORP...
Page 14: ...Version No 1 0 Page 14 of 21 Service Manual SW G2 1 1200 Chapter 2 Product Specifications...
Page 17: ...Service Guide SW G2 1 1200 Version No 1 0 Page 17 of 21 Satellite...
Page 20: ...Service Guide SW G2 1 1200 Version No 1 0 Page 20 of 21 Chapter 6 Electric Schematic Diagram...
Page 21: ...Service Guide SW G2 1 1200 Version No 1 0 Page 21 of 21...