
1 Pre-installation CPI Canada Inc.
Use and disclosure is subject to the restrictions on the title page of this CPI document.
Page 1-10 CMP 200 X-Ray Generator Service Manual Ch # 740987-01 Rev. Y
1.2.2 Safety Notices and Warnings (Cont)
WARNING: HAZARDOUS VOLTAGES EXIST INSIDE THE GENERATOR WHENEVER THE MAIN
POWER DISCONNECT IS SWITCHED ON. THESE AREAS INCLUDE, BUT ARE NOT
LIMITED TO, THE MAIN FUSE HOLDER AND ASSOCIATED CIRCUITS ON THE H.V.
AUXILIARY BOARD, THE AUXILIARY AND / OR TOUCHSCREEN TRANSFORMERS,
AND THE MAIN POWER CONTACTOR.
LED DS1 ON THE H.V. AUXILIARY BOARD INDICATES THE PRESENCE OF THE
+24 VDC SUPPLY.
THE CONSOLE ON/OFF SWITCH DOES NOT DISCONNECT THE MAIN POWER
FROM THE ABOVE AREAS INSIDE THE GENERATOR.
THE DC BUS CAPACITORS, LOCATED IN THE MAIN CABINET PRESENT A
SAFETY HAZARD FOR AT LEAST 5 MINUTES AFTER THE POWER HAS BEEN
REMOVED FROM THE UNIT. CHECK THAT THESE CAPACITORS ARE
DISCHARGED BEFORE SERVICING THE GENERATOR.
AN LED CONNECTED ACROSS THE DC BUS INDICATES THE PRESENCE OF HIGH
VOLTAGE. THIS LED IS MOUNTED ON THE EMC CAPACITOR BOARD (ON SOME
MODELS, THE EMC CAPACITOR BOARD DOES NOT CONTAIN ANY
COMPONENTS OTHER THAN THE LED AND THE SERIES RESISTORS).
DO NOT RELY SOLELY ON BLEEDER CIRCUITS AND HIGH-VOLTAGE ON
INDICATORS IN THE GENERATOR TO PROTECT YOU. DUE TO THE
POSSIBILITY OF COMPONENT FAILURE, IT MUST NEVER BE ASSUMED
THAT AN UNLIT LED ENSURES THAT NO HIGH VOLTAGE IS PRESENT.
USING A VOLTMETER, CONFIRM THAT NO HIGH VOLTAGE IS PRESENT
BEFORE ATTEMPTING ANY SERVICE.
1.2.3 Safety Warning Labels
This subsection defines the safety labels used inside and outside the generator cabinet.
NOTE: THESE LABELS AND WARNINGS ARE PROVIDED TO ALERT SERVICE
PERSONNEL THAT SERIOUS INJURY WILL RESULT IF THE HAZARD IDENTIFIED
IS IGNORED.
WARNING: SWITCH OFF THE MAIN POWER DISCONNECT AND ALLOW SUFFICIENT TIME
FOR ALL CAPACITORS TO DISCHARGE BEFORE REMOVING ANY COVERS.
WARNING: IF ANY COVERS MUST BE REMOVED FOR SERVICE, TAKE ALL REQUIRED
PRECAUTIONS WITH RESPECT TO THE HAZARD(S) AND IMMEDIATELY
REPLACE THE COVERS WHEN THE NEED FOR REMOVAL IS COMPLETED.
This information is provided to help you establish safe operating conditions for both you and your X-ray
generator. Do not operate this X-ray generator except in accordance with these instructions, and any
additional information provided by the X-ray generator manufacturer and / or competent safety
authorities.