- 3 -
Service Manual
1. Precautions and notices
BEFORE SERVICING THE LCD TV, READ THE SAFETY PRECAUTIONS IN
THIS MANUAL.
USE ONLY MANUFACTURER SPECIFIED REPLACEMENT PARTS WHEN
SERVICING.
USE OF NON-AUTHORIZED PARTS WILL VOID THE MANUFACTURE'S
WARRANTY
Proper service and repair is important to the safe, reliable operation of all Hisense
Equipment. The service procedures recommended by Hisense and described in this
Service Guide are effective methods of performing service operations. Some of these
service operations require the use of tools specially designed for the purpose. The special
tools should be used when and as recommended.
It is important to note that this manual contains various CAUTIONS and NOTICES
which should be carefully read in order to minimize the risk of personal injury to service
personnel. The possibility exists that improper service methods may damage the
equipment and pose risk of personal injury
. It is also important to understand that these CAUTIONS and NOTICES ARE NOT
EXHAUSTIVE. Service should only be performed by an experienced electronics
Summary of Contents for LTDN50K680XWAM3D
Page 9: ...9 2 Product Function 2 1 TV Front and Rear TV Front LTDN50K680XWAM3D TV Rear...
Page 10: ...10...
Page 11: ...11 2 2 Specification...
Page 12: ...12 2 3 Main board layout Main board layou t 6050 The board is designed for UD 3840 2160...
Page 13: ...13 Power board layou t 4903 PFC EMC...
Page 16: ...16 3 2 3 Factory Option...
Page 18: ...18 Note The above Factory Service OSD Menu is reference for chassis MTK5652 please refer to...
Page 21: ...21...
Page 23: ...23 How to choose Communicate port and flash baud rate See the following instruction...
Page 27: ...27 Figure 3 Check new version bounce the following Figure 4 Select Yes to downloading...
Page 28: ...28 Figure 5 After verify bounce dialog to select yes to update the firmware Waiting Figure 6...
Page 29: ...29 Figure 7 Bounding the following interface that indicates firmware update is successful...
Page 63: ......
