Genius SP-i160 Service Manual page 7

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Service Guide
Attention
Please follow the numbered sequence marked within parenthesis given in individual Flow
chat, in that this is the best-recommended sequence to rectify the problems.
1.2.1 One or more channels no sound (Line in jack no function)
Problem
Analyzer and
Identify the Causes Broken or short circuit
Check solder points on
PCB
Solutions
Version : 1.0
No sound
Defective U1,
U4
Check and Replace
defective IC
Page 7 of 14
SP-i160
Speaker cable
dis-connect , JACK1 or
JACK2 defective or
speaker damaged
Re-connect speaker
cable or replace
defective speaker(s)