11-7
Trouble shooting chart
No display on LED, and buttons do not work.
Yes
Yes
Yes
Yes
Yes
No
No
No
No
No display on LED, and
buttons do not work.
Check whether there is
correct contact between
CN7001 and CN100.
Check VCC(+3.3V) voltage on
the Power and Front board.
Check there are SCK, SD
and SI signals on CN100
on the Front board
1.Check whether bad solder exists
on IC101 and pins of LED,
2.Check whether the circuit connected
to SW100,101,103,106 is broken.
Replace IC101 or LED or
replace Front PCB.
Correct connection.
Fix power supply board top a power
supply for should electric circuit or
replace Power PCB.
Check the IC4001's pin J5,H5,H6
arrive the CN7001 connect condition.
Correct connection.
Summary of Contents for BDX2500KU
Page 10: ...3 5 Audio Output Circuit Diagram IC9001 TK11150CSCL G AK4424AET E2 IC9002 ...
Page 11: ...3 6 Video Output Circuit Diagram IC4001 BCM7630BKFEBG Video DAC ...
Page 12: ...3 7 HDMI Output Circuit Diagram IC4001 BCM7630BKFEBG IC2301 TK11150CSCL GH HDMI ...
Page 16: ...DDR3 Circuit Diagram 3 11 DDR3 IC4001 BCM7630BKFEBG ...
Page 19: ...Motor Servo Connect Circuit Diagram 3 14 IC4501 LD1117SC R ...
Page 23: ...4 3 Main PC Board Main PC Board Top Side ...
Page 24: ...4 4 Main PC Board Main PC Board Bottom Side ...
Page 37: ...7 1 EXPLODED VIEW 1 2 3 7 4 6 8 9 5 ...
Page 52: ...1 1 SHIBAURA 1 CHOME MINATO KU TOKYO 105 8001 JAPAN ...