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3-3. CPU FAN does not work.
3-4. Indicator does not light. (“WELCOME” does not light at startup.)
START (3)
Pin 1 of CN803 develope
12V±5%?
Replace FAN unit.
Power circuit
troubleshooting
Yes
No
START (4)
Pin 1~4 of IC705 VFD
driver IF bus working
at startup?
1: CLK
2: DIN
3: STB
4: DOUT
Power circuit troubleshooting
Failure of main unit
PIN 20 of CN601
develope 5V±5%?
Replace front FIP
unit or main unit.
Yes
No
Yes
No
Summary of Contents for HD-XA2KN
Page 10: ...1 3 DVD Drive Fig 2 1 3 DVD Drive ATAPI PC Board 2 3 4 5 7 6 7 6 1 1 1 1 ...
Page 18: ...Fig 3 4 1 4 CIRCUIT DIAGRAMS 4 1 Power Supply Circuit Diagram ...
Page 19: ...4 2 Front Circuit Diagram 4 2 1 Front FIP Circuit Diagram Fig 3 4 2 ...
Page 20: ...Not use Use 4 2 2 Power Switch Circuit Diagram Fig 3 4 3 ...
Page 21: ...4 2 3 Front Switch USB Circuit Diagram Not use Use Use Use Use Use Fig 3 4 4 ...
Page 22: ...4 2 4 Front D Light Circuit Diagram Fig 3 4 5 ...
Page 23: ...Fig 3 4 6 4 3 RS232C Circuit Diagram ...
Page 28: ...Fig 3 4 11 4 5 ATAPI Conversion Circuit Diagram ...
Page 51: ...1 1 SHIBAURA 1 CHOME MINATO KU TOKYO 105 8001 JAPAN ...