Konica Minolta bizhub PRO 1050 Service Manual page 22

Classification Load symbol
Motor M
Fan FM
Others
Ground
Ex. of signal name
_U
_V
_W
DRV1
DRV2
DRV3
D1
D2
D3
D4
DRV A
DRV A
DRV B
DRV B
A
/A
B
/B
AB
BB
CLK, PLL
LCK, Lock, LD
FR
EM, Lock, LCK, LD
BLK
P/S
S/S
SS
CW/CCW, F/R
ENB
TEMP_ER
24V
CONT, DRIVE
HL
EM, Lock, LCK, FEM
TH1.S, ANG
SG, S.GND, S_GND
PG, P.GND
Description
Drive signals (control signals) of three kinds
Drive signals (control signals) of four kinds
Motor, phases A and B control signals
PLL control signal
PLL lock signal
Forward/reverse rotation signal
Motor lock abnormality
Drive brake signal
Power/stop
Operating load start/stop signal
Rotational direction switching signal
Effective signal
Motor temperature abnormality detection signal
Power to drive the fan motor
Drive signal
Speed control signal (2 speeds)
Detection signal
Analog signal
Signal ground
Power ground
C-3