Welch Allyn Micro Tymp 2, Руководство по обслуживанию

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J KEYPAD
J 1. REMOVE KEYPAD.
UNPLUG MICROTYMP 2 PRINTER/CHARGER FROM LINE VOLTAGE.
PEEL OLD KEYPAD FROM PRINTER/CHARGER TOP PANEL USING
FINGERNAIL UNDER ONE CORNER.
J 2. UNPLUG FLEX CIRCUIT.
GENTLY PULL FLEX CIRCUIT FROM BACK OF KEYPAD. REMOVE ANY
RESIDUAL ADHESIVE FROM THE PRINTER/CHARGER TOP PANEL WITH
ALCOHOL. WAIT ONE MINUTE FOR ALCOHOL TO EVAPORATE.
REPLACE KEYPAD
J 3. INSTALL REPLACEMENT KEYPAD.
REMOVE ADHESIVE LINER FROM PCB. PLUG FLEX CIRCUIT INTO
KEYPAD PCB. DO NOT TWIST FLEX CIRCUIT. POSITION KEYPAD BOT-
TOM EDGE WITH THE BOTTOM EDGE OF THE KEYPAD RECESS IN THE
TOP PANEL. POSITION TWO SEMI-CIRCULAR DETENTES IN THE KEY-
PAD RECESS FIT INTO TWO SEMI-CIRCULAR CUTOUTS ON THE KEY-
PAD PCB. FEED THE FLEX CIRCUIT INTO THE HOLE OF THE TOP
PANEL AS YOU PLACE THE KEYPAD AGAINST THE TOP PANEL.
J 4. TEST PRINTER/CHARGER.
PERFORM FULL FUNCTIONAL TESTS ON PRINTER/CHARGER. REFER
TO SPECIFICATION A-02728 IN SECTION 12.
END PRINTER/CHARGER KEYPAD REPLACEMENT
NOTES:________________________________________________________________________
______________________________________________________________________________
K PRINTER AND/OR PCB
NOTE: A CE MODEL PRINTER
(SEE LABEL) WILL CONTAIN MAIN PCB #711730-509. DO NOT REPLACE
IT WITH A 711730-508 (NON CE BOARD). YOU CAN NOT UPGRADE A 508
BOARD TO A 509 BOARD. YOU CAN PUT A 509 INTO A UNIT IN PLACE
OF A 508.
K 1. REMOVE PAPER.
REMOVE PAPER ACCESS COVER BY PULLING UP ON THE FRONT
EDGE. PULL PAPER LEVER AND REMOVE PAPER ROLL AND SPINDLE.
K 2. REMOVE TOP PANEL FROM CASE.
REFER TO FIG. I-1 IN THIS MANUAL. DO NOT UNSCREW THE TWO
SCREWS INDICATED ON THE DRAWING. THESE FASTEN THE PRINTED
CIRCUIT BOARD TO THE LOWER HOUSING. UNSCREW THE SIX (6)
REMAINING METAL PHILLIPS HEAD SCREWS AND ONE (1) NYLON NON-
CONDUCTIVE 3/16" HEX HEAD SCREW. USE 3/16" NUT DRIVER. TURN
THE PRINTER/CHARGER OVER AND GENTLY LIFT THE TOP PANEL
OFF. COMPARE ROUTING AND CONNECTION OF FLEX CIRCUITS TO
ASSEMBLY DRAWING. INSPECT FOR TEARS AT THE PLUGS. UNPLUG
THESE TWO FLEX CIRCUITS FROM THE PCB. REMOVE THE TOP
PANEL.
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