7. Detailed Descriptions
Board / Switch
No.
1
Proximity sensor (Human detection sensor)
2
Interlock switch: front cover
3
HVP_TTS
4
Main power switch
5
Control board
6
HDD
7
Paper transport IOB
1098
Description
No.
Description
8
PSU (DC power)
9
PSU (AC controller board)
10
BCU
11
Controller box cooling fan
12
IPU
Proximity sensor (Human detection sensor)
13
board