PRECAUTIONS
Precautionary notations throughoutthe tect arecategorized relative to 1) personalinjury, and 2) damage to
equipment:
DANGER Singnalsa precaution which, ifignored, could ressult inserious or fatal personal
injury,Great caution should beexercised in performing procedures preceded by
a DANGER headings.
WARNING Singnalsa precaution which, ifignored, could resultin damage to equipment.
Thepreca utionary measuresitemized below should alwaysbe observed whenperforming repair
/maintenance procedures.
DANGER
1. ALWAYS DISCONNECTTHE PRODUCT FROMBOTH THE POWER SOURCEAND THE
HOST COMPUTER BEFOREPERFORMING ANY MAINTENANCEOR REPAIR PROCEDURE.
2. NO WORK SHOULD BE PERFORMEDON THE UNIT BY PERSONS UNFAMIARWITH
BASIC SAFETY MEASURES AS DICTATEDFOR ALL ELECTRONICS TECHNICIANSIN
THEIR LINE OF WORK
3. WHENPERFORMING TESTING AS DISCATED WITHIN THIS MANUL,DO NOT CONNECT
THE UNIT TO A POWERSOURCE UNIT INSTRUCTEDTO DO SO. WHEN THE POWER
SUPPLY CABLE MUST BECONNECTED, USE EXTREME CAUTION IN WORKING ON
POWER SUPPLYAND OTHER ELECTRONIC COMPONENTS.
WARNING
1. REPAIRSON EPSON PRODUCT SHOULD BEPERFORMED ONLY BY ANEPSON
CERTIFIEDREPAIR TECHNICIAN.
2. MAKE CERTAINTHAT THE SOURCEVOLTAGE IS THESAME AS THE RATED VOLTAGE,
LISTED ON THE SERIALNUMBER/RATIG PLATE. IFTHE EPSON PRODUCTHAS A
PRIMARY-AC RATING DIFERENTFORM THE AVAILABLEPOWER SOURCE, DO NOT
CONNECTE IT TO THE POWERSOURCE.
3. ALWAYS VERIFY THATTHE EPSON PRODUCT HAS BEENDISCONNECTED FROM THE
POWER SOURCEBEFORE REMOVINGOR REPLACING PRINTED CIRCUITBOARDS
AND/OR INDDIVIDUAL CHIPS.
4. IN ORDERTO PROTECT SENSITIVE m P CHIPS AND CIRCUITRY, USE STATIC
DISCHARGE EQUIPMENT,SUCH AS ANTI-STATIC WRIST STRAPS, WHENACCESSING
INTERNAL COMPONENTS.
5. REPLACEMALFUNCTIONING COMPONENTS ONLY WITHTHOSE COMPONENTS
RECOMMENTED BY THEMAANUFACTURE; INTRODUCTION OF SECOND-SOURCE ICs
OR OTHERNONAPPROVED COMPONENTS MAY DAMAGE THE PRODUCTAND VOID
ANY APPLICABLE EPSON WARRANTY.