Справочник Пользователя для Sony AC-550CE
2-1
AC-550CE
Section 2
Electrical Alignment
2-1. Output Voltage Adjustment
Equipment : DC voltmeter
Preparation
1.
Turn OFF the power of the AC-550CE.
2.
Connect the DC OUT connector of AC-550CE as
shown in the figure below.
shown in the figure below.
3.
Turn ON the power of the AC-550CE.
Adjustment
Adjust
1VR201/A board so that the DC voltmeter reading
becomes
+13.5
+0.2
V dc.
_0
2-2. Excess Current Detection and
Adjustment
n
Only when part has been replaced, perform adjustment.
Only when part has been replaced, perform adjustment.
Equipment : DC ammeter
Preparation
1.
Turn OFF the power of the AC-550CE.
2.
Connect the DC OUT connectors of the AC-550CE as
shown in the figure below.
shown in the figure below.
3.
Turn
1VR202/A board fully counterclockwise 3.
4.
Turn ON the power of the AC-550CE.
Adjustment
Slowly turn
1VR202/A board clockwise 2 so that the load
current becomes 15.0
±0.5 A.
A board (component side)