Power Supply Board Failure Check - Haier DX-LTDVD19-09 Service Manual

9.2 Power Supply Board failure check

: No power
State
First, check cables which connect with PSU, then check as follows
1) Check PSB input voltage（AC input）
voltage : ～120V
connector : CN7
2）Check PSB output voltage orderly：
voltage : +12V ,+12V
connector:CN3（P6,P7）
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