Section 9 Maintenance & Inspection 9-26
9.5 Replacement of Major Parts
The system includes parts that need periodic replacement. The parts should be replaced as scheduled.
Use of parts over their service life may cause a system failure.
Turn off the main power source before inspecting and replacing parts.
Otherwise, an electric shock or trouble may be caused.
The liquid crystal monitor shall be replaced by two more persons. If only
one person does this work, he may drop the LCD, resulting in injury.
9.5.1 Parts expected for periodic replacement
Here are parts expected for periodic replacement.
Part type Name
Part
name
Life expectancy Replacement kit type
NWZ-207 19inch monitor FAN 40,000 hours 7ZYNA4004
NWZ-214 19inch monitor FAN 60,000 hours 7BFRD0008
NWZ-208 26inch monitor FAN 40,000 hours 7ZYNA4005
NBD-913 Power supply
unit
FAN 100,000 hours 7ZYNA4007
QUINT-BAT/24DC/3.4AH DC UPS Battery 30,000 hours QUINT-BAT/24DC/3.4AH
NDC-1590 Central control
unit
FAN 40,000 hours 7ZYNA4006
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