NO
NO
NO
Is IC4140 (TOP258MG) damaged?
Are there the damage in D4142 /
D4143 / D4144 / D4145 / IC4140?
Repair the short circuited area(s) by the
soldering of the PCB.
Check the damage of each part.
Replace the damaged part(s).
Replace the damaged part(s).
Has a fuse (F4140) broken?
Are there any short circuits caused by
the soldering of the PCB?
Are any parts damaged?
Replace the IC4140 (TOP258MG) and
D4142 / D4143 / D4144 / D4145.
DC 5V is not output.
YES
YES
YES
YES
YES
YES
6. SMPS
92
Summary of Contents for NR1605/FB
Page 8: ...Personal notes 8 ...
Page 26: ...Personal notes 26 ...
Page 103: ...CX870 7P 8P 5P PLATE PLATE 2P 7P 4P 7P 11P 5P 8P PLATE S30SC6MT WIRING DIAGRAM 103 ...
Page 140: ...Personal notes Personal notes 140 ...
Page 161: ...2 FL DISPLAY FLD 018BT021GINK FRONT U4400 PIN CONNECTION GRID ASSIGNMENT q T7 161 ...
Page 162: ...ANODE CONNECTION 162 ...