K117sm4e2
4-3
4. 2. 2 Left
Item Symbol Signal name Name Type Function
1 BL3 FEED_BL
(EXT_FAN)
Fan
(Feed Blower)
ASFN60372 Assists to transport media
2 HV1
HV2
HV3
HVP4
HV_IM
HV_TR
HV_AC
HV Power Supply EUK1MGA60HA Outputs the high voltage to each of
the following components.
(1) Image Corona (HV1)
(2) Transfer Corona (HV2)
(3) Separation Corona (HV3)
(4) Developer Roller (OUTPUT2)
(5) Regulation Roller (OUTPUT3)
(6) Cleaning Roller (OUTPUT5)
OUTPUT2
OUTPUT3
OUTPUT5
BIAS_TRG
BIAS_SW
NOTE
Developer Bias (OUTPUT 2, 3) is outputted (or stopped) by the signal “BIAS_TRG”.
The polarity of Bias is decided by the signal “BIAS_SW”
1
2