5725A
Instruction Manual
4
3-3.
Rear Panel Features.............................................................................. 3-6
3-4.
3-5.
Warm Up .............................................................................................. 3-8
3-6.
3-7.
Standby............................................................................................. 3-9
3-8.
Voltage Standby............................................................................... 3-10
3-9.
Current Standby ............................................................................... 3-11
3-10.
Voltage Operate ............................................................................... 3-12
3-11.
Current Operate................................................................................ 3-13
3-12.
Theory of Operation........................................................................... 4-1
4-1.
Introduction .......................................................................................... 4-3
4-2.
4-3.
4-4.
4-5.
4-6.
4-7.
4-8.
Voltage Standby........................................................................... 4-7
4-9.
Current Standby........................................................................... 4-7
4-10.
4-11.
4-12.
4-13.
4-14.
4-15.
4-16.
4-17.
4-18.
Switching Section ........................................................................ 4-14
4-19.
4-20.
4-21.
Fan Supply Section ...................................................................... 4-16
4-22.
4-23.
Microcomputer ............................................................................ 4-16
4-24.
External RAM.............................................................................. 4-16
4-25.
External ROM.............................................................................. 4-16
4-26.
EEROM ....................................................................................... 4-18
4-27.
Data Latch.................................................................................... 4-18
4-28.
Strobe Lines................................................................................. 4-18
4-29.
Led Driver.................................................................................... 4-18
4-30.
Optoisolator Link......................................................................... 4-18
4-31.
4-32.
4-33.
Watchdog Timer .......................................................................... 4-19
4-34.
4-35.
4-36.
4-37.
Monitor Section ........................................................................... 4-22
4-38.
4-39.
4-40.
4-41.
Input Amplifier ............................................................................ 4-24
4-42.
Integrator...................................................................................... 4-26
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