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4.4 Dot Indication of the Escalator
This sub-section describes the dot section (position lamp) in the indication of the escalator state of operation
using the following diagram and table:
Table of the contents of operating state indicated with the dot section in the display
Dot Name Content
Dot 2 Maintenance lamp Lights up when in maintenance mode.
Dot 3 Trouble lamp When lighted, the lamp indicates that trouble has occurred.
Dot 7 Key detection Lights up when a key is depressed.
Dot 9 Low-battery
detection
Flashes when the battery (UM-3 cells) power becomes low.
When flashing steadily, the remaining battery power is about
10%.
(Dot 9): Low-battery
detection
(Read Section 2.1)
(Dot 2):
Maintenance lamp
(Dot 3): Trouble
lamp
(Dot 7): Key
detection
4. Elevator / Escalator Mode
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