4-6
Samsung Electronics
Troubleshooting
1
Is R711 high?
Is audio signal present?
Yes
No
Does U701 work?
Does U301 work?
Replace U701.
No
No
Yes
Replace the board.
(Detailed inspection is
required.)
4-1-2 If there is no sound
Yes
Yes
If there is no sound
Replace U301.
No
Replace the board.
(Detailed inspection is
required.)
See the waveform and
the image in Fig. 4-4.
Summary of Contents for YP-R1
Page 15: ...3 4 Samsung Electronics MEMO ...
Page 44: ...Samsung Electronics 4 29 Troubleshooting Install completed Check device manager ...
Page 48: ...MEMO Samsung Electronics 4 33 ...
Page 53: ...5 5 Samsung Electronics MEMO ...
Page 58: ...Samsung Electronics 6 5 PCB Diagram 6 2 2 Test Point Wave Form TP2 TP3 TP4 TP7 TP6 ...
Page 59: ...6 6 Samsung Electronics MEMO ...
Page 69: ...7 10 Samsung Electronics MEMO ...