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C-4 Power Supply CBA Top/Bottom View & Junction CBA Top/Bottom View
Power Supply CBA Top View
CAUTION !
For continued protection against fire hazard,
replace only with the same type fuse.
NOTE :
The voltage for parts in hot circuit is measured
using hot GND as a common terminal.
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Junction CBA
Junction CBA
Top View
Bottom View
CAUTION !
Fixed voltage ( or Auto voltage selectable ) power supply circuit is used in this unit.
If Main Fuse (F1001) is blown, check to see that all components in the power supply
circuit are not defective before you connect the AC plug to the AC power supply.
Otherwise it may cause some components in the power supply circuit to fail.
Note:
L1004 is positioned on the Cathode
side of D1011 as shown below.
D1011
L1004
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Power Supply CBA Bottom View
BECAUSE A HOT CHASSIS GROUND IS PRESENT IN THE POWER
SUPPLY CIRCUIT , AN ISOLATION TRANSFORMER MUST BE USED.
ALSO , IN ORDER TO HAVE THE ABILITY TO INCREASE THE INPUT
SLOWLY , WHEN TROUBLESHOOTING THIS TYPE POWER SUPPLY
CIRCUIT , A VARIABLE ISOLATION TRANSFORMER IS REQUIRED.
C-4
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