48
12. SERVICE MENU SETTINGS
In order to reach service menu, first chose Channel, then press
“MENU”
buton, press
“Advanced Options”
then write “
4725”
by using remote controller.
You can see the service menu main screen below. You can check SW releases by using this menu under
Diagnostic title. In addition, you can make changes on video settings, audio settings, DAP Parameters etc. using
regarding titles. You may also use USB Operations for SW update and update Unique Keys and Configuration
files.
Service Menu
Diagnostic
Summary of Contents for MB185 IDTV
Page 1: ...MB185 IDTV SERVICE MANUAL...
Page 6: ...5...
Page 7: ...6 3 S S2 TUNER U3 OPTIONAL Description Figure 2 Pin description...
Page 8: ...7 Features Block Diagram...
Page 12: ...11 B SUB WOOFER AMPLIFIER U1...
Page 13: ...12...
Page 14: ...13...
Page 17: ...16 A FDS4685 8 2A 40V Q103 Figure Pin description...
Page 23: ...22 Electical Characteristics Pin functions and Electrical Characteristics...
Page 24: ...23 E MP8774GQ Z 12A QFN16 U122 Pin Assignment...
Page 25: ...24...
Page 26: ...25...
Page 27: ...26 6 MICROCONTROLLER MTK G31 U108 Description...
Page 28: ...27 Features...
Page 29: ...28...
Page 30: ...29...
Page 31: ...30...
Page 32: ...31...
Page 33: ...32...
Page 34: ...33...
Page 35: ...34...
Page 36: ...35 Recommended operating condition...
Page 38: ...37 8 USB INTERFACE USB POWER SWITCH ADJ SAFE TPS25221 SOT23 6 U117 U109...
Page 39: ...38 9 CI INTERFACE 17MB185 Digital CI ve Smart Card Interface Block diagram Figure CI interface...
Page 43: ...42...
Page 44: ...43 C IR PROBLEM Problem LED or IR not working Check LED card supply on 17MB185 chasis...
Page 50: ...49 13 GENERAL BLOCK DIAGRAM...
