Frontier LP7700 - Power Supply (Printer Section)

Description of PCB (printer section)
1/2
6. Electrical parts
66100
66100
Power supply (printer section)
!
!!
! Function
*1. No longer available
IMPORTANT
• Each power supply is equipped with the overvoltage and overheat protection functions. If the functions operate, turn
off the circuit breaker of the system and wait for a while, then turn it on again. If the overheat protection function is
operated, check if each cooling fan is in operation.
Symbol Name Part No. Function
PS1 Printer power supply 1 I038361 Supplies the power to the printer I/O PCBs 1 and 3
and quad magazine PCB.
DC+24 V
PS2 Printer power supply 2 I038430
I038406
*1
Supplies the power to printer I/O PCB 1. DC+36 V
PS3 Printer power supply 3 I038364
I038421
*1
Supplies the power to printer I/O PCB 1. DC+24 V
PS5 Laser power supply I038402
I038405
*1
Supplies power to the printer control PCB and laser
control PCB.
DC+24 V
PS6 Printer power supply 4 I038409 Supplies the power to the quad paper magazine
PCB.
DC+36 V
PS4 Printer power supply 5 I038427 Supplies the power to printer control PCB, printer
I/O PCBs 1 and 3, laser control PCB, printer I/F
expansion PCB, printer I/F main PCB and G laser
driver.
DC+5 V
CN51
(P418)
CN1
(P432)
CN52
Unused
G085242
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