Chapter 2 Before the Repair
2-17
2.5.7 Exterior
No. Name Function Reference on replacement
method
1 Interlock switch It turns ON when the second front
door is open.
All the power will be shut off,
except for the electronic circuit
board, when it is ON.
"5.9.2 Replacing the Interlock
Switch (Page 5-97)"
2PCU
A circuit board to control the ON/OFF
when the operation switch is pressed.
"5.9.6 Replacing the PCU (Page
5-104)"
3 Transformer — "5.9.12 Replacing the
Transformer (Page 5-113)"
4 Digital power supply Supplies the power supply (+5 V,
+24 V) for the digital components
of the LMC, CIU, and MDU.
"5.9.11 Replacing the Digital
Power Supply (Page 5-111)"
5 Digital power supply
cooling fan
Cools the digital power supply.
"5.9.13 Replacing the Digital Power
Supply Cooling Fan (Page 5-116)"
6 Tap switch
connector
A connector to switch the input voltage.
There are following 4 types, and switch
to appropriate connector overseas.
• Japan specification: AC 100 V
• Europe specification: AC 220/
230/240 V
• General overseas: AC 200 V
•
UL specification: AC 110/150/120 V
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