General Procedures - GE LOGIQ E10 Basic Service Manual

D 5750007-1EN, R
IRECTION
4-2-1

General procedures

THE ULTRASOUND SYSTEM REQUIRES ALL COVERS
NOTICE
Operate the LOGIQ E10 only when all board covers and frame panels are securely in place. The
covers are required for safe operation, good system performance and cooling purposes.
Table 4-1
WARNING WARNING
J10
TAG
&
LOCKOUT J11
Signed Date
J10
J11
. 1
EV
Energy Control and Power Lockout for LOGIQ E10
Energy Control and Power Lockout for LOGIQ E10:
When servicing parts of the Ultrasound 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 AND THE ON/
OFF BUTTON (WHITE LIGHT ON THE OP PANEL) TO TURN OFF, AS THERE ARE NO
TEST POINTS TO VERIFY ISOLATION.
5. REMOVE THE BATTERY COVER AND DISCONNECT THE POWER CABLES J10 and
J11 (black and red) FROM THE BACKPLANE. See:
15 "Rear I/O replacement" on page
Beware that the Main Power Supply, the Batteries, Power Module, ECB Shear Wave
Capacitor Pack may be energized, even if the power is turned OFF if the cord is still plugged
into the AC Outlet.
Chapter 4 Functional Checks
LOGIQ E10 B
8-2-2 "Warnings" on page 8-3
8-327.
S M
ASIC ERVICE ANUAL
and 8-11-
4 - 3