2-90
1-4. WIRED NETWORK CONNECTION ERROR
When you connect Accu Weahter, You-tube or Picasa through the wired LAN, the “no connection“
message appears.
1-4-1.
JK250
1-4-1-1.
Solution
Replace JK250 on MAIN board.
1-4-1-2. How to troubleshoot (Countermeasure)
1) Check you internet connection. Make sure it connect properly to modem or router.
2) If internet connection OK, please check the ethernet jack (JK250).
3) If there is soldering problem, please re-soldering pin JK250.
4) If after re-soldering problem still occurs, replace JK250.
5) If problem still occurs after change JK250, check BCM7633 IC (IC500).
1-4-1-3. Service hint (Any picture / Remark)
< MAIN board top view >
MAIN SET ONE POINT REPAIR GUIDE
JK250
Содержание LHB976
Страница 15: ...1 14 MEMO ...
Страница 127: ...2 112 X101 20 MHz 3 X200 24 57 MHz 4 X500 27 MHz 1 X802 28 63 MHz 2 WAVEFORMS 1 SYSTEM PART 1 X TAL 1 2 4 3 IC500 IC101 ...
Страница 128: ...2 113 2 SYSTEM PART 2 DDR3 MEMORY DDR3_BA0 5 DDR3_nWE 6 DDR3_nCAS 7 DDR3_CLK01_P 8 IC500 5 6 7 8 ...
Страница 129: ...2 114 3 VIDEO PART 100 FULL COLOR BAR COMPOSITE 9 COMP_Y 10 COMP_Pb 11 COMP_Pr 12 11 12 10 9 ...
Страница 130: ...2 115 HPD_TX 13 DDC_SDA 14 DDC_SCL 15 TXC 16 15 14 16 13 4 HDMI PART ...
Страница 131: ...2 116 5 MICOM AND MPEG I F PART BCM_nRESET 17 18 19 17 MICOM_UART_RX2 18 MICOM_UART_TX2 19 ...
Страница 161: ...2 176 2 175 PRINTED CIRCUIT BOARD DIAGRAMS 1 MAIN SET P C BOARD 1 1 MAIN P C BOARD TOP VIEW ...
Страница 162: ...2 178 2 177 MAIN SET P C BOARD MAIN P C BOARD BOTTOM VIEW ...
Страница 164: ...2 182 2 181 MAIN SET P C BOARD 1 3 AMP P C BOARD TOP VIEW BOTTOM VIEW ...
Страница 166: ...2 186 2 185 PRINTED CIRCUIT BOARD DIAGRAMS 2 WIRELESS RECEIVER P C BOARD 2 1 MAIN P C BOARD TOP VIEW BOTTOM VIEW ...
Страница 169: ...3 2 MEMO ...
Страница 172: ...3 7 A700 2 SPEAKER SECTION 2 1 CENTER SPEAKER EXPLODED VIEW ...
Страница 173: ...3 8 852 851 851 851 Screw 8ea A800B A800 A800F 852 Screw 2ea 850 2 2 FRONT SPEAKER EXPLODED VIEW ...
Страница 174: ...3 9 A600 2 3 REAR SPEAKER EXPLODED VIEW ...
Страница 175: ...3 10 A900 2 4 PASSIVE SUBWOOFER EXPLODED VIEW ...
Страница 189: ...4 12 2 DRIVE IC R2A30209SP SPINDLE MOTOR AND 6CH ACTUATOR DRIVER 2 1 Block Diagram ...
Страница 193: ...4 16 MEMO ...