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Power Supply CBA Bottom View
WF7
WF1
WF3
WF2
PIN 3 OF
PIN 23 OF
PIN 21 OF
PIN 19 OF
CN303
CN302
CN302
CN302
NOTE:
The voltage for parts in hot circuit is measured using
hot GND as a common terminal.
WF6
WF5
WF4
PIN 17 OF
PIN 16 OF
PIN 14 OF
CN302
CN302
CN302
8-14
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.
BA8AF0F01022-1
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