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维修手册
专案名称:
Axpert VM III-5000/VM III-3000
专案编号:
S1711171
修订版次:
00
PAGE
V-RDP-004-73 A
Parts
Attribute
Reference values
Failure status
R48/R144/R140/R137
Resistor
39 ohm
Open or other values
R139/R145/R150/R152 Resistor
10 ohm
Open or other values
D5/D6/D12/D16
1
Resistor
+ to -: 270k
- to +: OL
Short or explosion
Diode
+ to -: 0.6V
- to +: OL
Note1:
When test the diode; please remove the R139/R145/R150/R152 from the board,
ortherwise the test result is not right
Optocoupler: U1/U2/U3/U4/U12
ALL of the optocoupler are (AVAGO/T350-560E DIP-8 8/300 MIL SMD)