Philips PM2519 - Page 56

4.2. FAULT-FINDING FLOW-CHARTS
4.2.1. Initial test
FUNCTION V
CHECK MAINS
CABLE AND
FUSE
DISPLAY LIT ?
YES
PERFORM
CALIBRATION
PROCEDURE
NO
FIGURES NO CHECK
CORRECT ? DIGITAL PART
YES
CORRECT
REACTION ON CHECK
KEYBOARD DIGITAL PART
COMMANDS ?
YES
SUPPLIED
CHECK
INPUT SIGNAL
piseEAVED 2
POWER SUPPLY
DISPLAY PART
CORRECT
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