Atx Power Supply (40048006) - JUKI KE-3010 Maintenance Manual

14-4. ATX Power Supply (40048006)

WARNING
[Functions]
This ATX power supply unit supplies DC+3.3V,
DC+5V, DC+12V, DC-12V, and DC+5VSB to
the control box.
If a power failure occurs, the board is backed up
by the connected battery unit (40048007).
[DIP-switch settings]
There are no DIP-switches on the ATX power
supply.
[Meaning of LED]
There are no LEDs on the ATX power supply.
[Adjustment items after replacement]
There are no particular adjustment items.
[Replacement procedure]
Before starting the replacement work, always turn OFF the main power, main circuit
breaker, and main switch.
2 Since the ATX power supply is located on the front side of the base frame. Disconnect the
cables, such as AC input cable and RS232C cable from the ATX power supply.
Remove SL4040891SC (2 pcs.) from the front to detach the ATX power supply together
with the ATX BRACKET (40094391).
Remove the SL4030691SC (2 pcs.) and INCH SCREW (40048047) (4 ps.) from the ATX
BRACKET.
When disconnecting the connectors from the ATX BRACKET, the ATX power supply can
then be detached.
6 Replace the detached ATX power supply unit with a new one and reassemble the parts
and components in the reverse order of disassembly.
Maintenance Guide
To avoid serious personal injury caused by electric shock, always
turn OFF the main switch completely.
Make sure that the main circuit breaker and main switch of the main
unit are turned OFF.
The main switch is a power switch mounted inside the building and
does not mean a switch on the machine main unit.
14-28
Rev. 2.0