Voltronic Axpert VM IV - Page 26

24
SD: 528K(VMIV-5600)
SD: 115K(VMIV-3600)
Diode
SD: 0.463V
GS: OL
U14
Resistor
PIN7 TO PIN5: 77.5K
PIN6 TO PIN5: 45.48K
Short or other
values
Q6
Resistor
EB: 512k
CB: 456k
Short or other
values
Diode
CB: 0.688V
EB: 0.691V
VMIV-5.6K TX2
Resistor
PIN7 to PIN9: 0.57 ohm
Short or other
values
VMIV-3.6K TX2
Resistor
PIN7 to PIN9: 0.4ohm
Short or other
values
TX3
Resistor
PIN9 to PIN10: 0.3ohm
Short or other
values
D65
2
Diode
+ to -: 0.52V
- to +: OL
Short or explosion
Note1: When test the Q69; please remove the R245 from the board, otherwise the test result is not right
Note2: When test the D69; please remove the D65 from the board, otherwise the test result is not right
Main Power SPS
The MOSFET Q9 are (IRFBG30 3.1A 1000V TO-220)
The Q8 are (2SC5353BL 3A 750V TO-126C)
The U8 are (IC PWM UC3845BNG DIP-8)
The R203 are (RES 5W 0.5ohm)
The R204 are (RES 1/4W 100ohm 1206)
The D53 are (1N4148W 0.15A 75V SMD)
The R67 are (RES 1/4W 10ohm 1206)
The D3 are (MUR460RLG 4A 600V UFST)
The D49 and D57 are (HER303 3A 200V UFST)
The U7 are (IC L7912CV 3P TO-220)
The U10 are (IC MC78M05CDTRKG DPAK-3)
The TX4 are (TX 8:21:2:4:8:21:7 FER EC28)