GE
D
IRECTION
5535208-100, R
EV
. 2
LOGIQ E9 S
ERVICE
M
ANUAL
8 - 256
Section 8-10 - Main Power Supply parts replacement
8-10-4
4D Motor Controller (4D MC) replacement
NOTE:
This procedure addresses the 4D MC replacement for the two types of Main Power Supplies
(Cherokee/Mitra and Lambda) used in the LOGIQ E9
8-10-4-1
Manpower
One person, 15 minutes.
8-10-4-2
Tools
For tools needed, refer to:
8-2-5 "Tools needed for servicing the LOGIQ E9" on page 8-5
.
8-10-4-3
Preparations
When preparing for the replacement, you must perform the following steps:
1.) Power down the system
2.) Disconnect the mains power cable from the wall outlet.
3.) Disconnect all Probes and External I/O Cabling.
4.) Remove the Side Covers.
5.) Remove the Rear Cover and Identify the Main Power Supply.
6.) Remove the Main Power Supply.
7.) Disconnect the USB cable from J28 on the BEP I/O board if the 4D Motor Controller is present.
Follow these links if you need more information:
•
4-2-3 "Power shut down" on page 4-7.
•
8-5-2 "Side Covers replacement" on page 8-30.
•
8-5-11 "Rear Cover replacement" on page 8-54.
•
8-10-2 "Main Power Supply replacement" on page 8-244.
NOTICE
Energy Control and Power Lockout for LOGIQ E9
WHEN SERVICING PARTS OF THE SYSTEM WHERE THERE IS EXPOSURE TO VOLTAGE
GREATER THAN 30 VOLTS:
1. TURN OFF THE SCANNER.
2. UNPLUG THE SYSTEM.
3. MAINTAIN CONTROL OF THE SYSTEM POWER PLUG.
4. WAIT FOR AT LEAST 20 SECONDS FOR CAPACITORS TO DISCHARGE AS THERE ARE NO
TEST POINTS TO VERIFY ISOLATION. THE AMBER LIGHT ON THE OP PANEL ON/OFF BUTTON
WILL TURN OFF.
5. DISCONNECT THE EPS (EXTENDED POWER SHUTDOWN) BATTERY AT J3, OR THE
BATTERY FROM THE CHARGEBOARD AT PCN1 WHEN WORKING IN THE BEP. THIS SHOULD
BE DONE WHENEVER THE BEP IS OPEN AND THE EPS OR CHARGEBOARD IS EXPOSED AND
CHANGING PARTS.
Beware that the Main Power Supply, Extended Power Shutdown or ChargeBoard and BEP may be
energized even if the power is turned OFF if the cord is still plugged into the AC Outlet.
Signed
Date
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Summary of Contents for 5205000
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