14. Maintenance Check List
JCY-1800/1850 VDR/S-VDR Installation Guide
166
DOC No. 7ZPJD0387C
No. Check items Check Name of check person Modification operations Remark
1.4 Wiring situation
Wiring situation of each composition unit is checked.
1) Is the wiring to CB as the drawing for installation?
2) Is the wiring to RCU as the drawing for installation?
3) Is the wiring to OPU as the drawing for installation?
4) Is the wiring to MIC as the drawing for installation?
5) Is the wiring to WPMIC as the drawing for installation?
6) Is the wiring to DSC as the drawing for installation?
7) Is the wiring to NAV as the drawing for installation?
8) Is the wiring to RIF as the drawing for installation?
Horizontal line is drawn on the unit
not contained in composition.
1.5 Power line wiring
Power line wiring is checked as the breaker of the switchboard is turned on.
The power-supply switch of each composition unit is turned off.
1) Is each composition unit supplied from the emergency power supply?
2) Is the input power-supply voltage of each composition unit as the drawing
for installation? (PCU, OPU, MIC and WPMIC exclude.)
RCU
DSC1
DSC2
DSC3
DSC4
NAV
RIF
V
V
V
V
V
V
V
PCU ,MIV, WPMIC and OPU need
to turn ON the power supply of
RCU.
It is check needlessness.
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