Samsung SCX-340x series Service Manual page 41

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Input / Output connector
AC Output Connector( CN1 )
Pin Assign
1
2
DC Output Connector (CN2)
PIN NO
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
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Pin No.
AC_L
AC_N
PIN ASSIGN
THV_READ
PWM_MHV
nTHV_EN
PWM_DEV_DC
+3.3V OPEN
PWM_DEV_AC
+3.3V
nDEV_EN
PWM_THV
VPP_DEV_AC
GND
+24VS1
GND
GND
+24V
RELAY_ON
+24V
GND
+24V
FUSER_ON
2. Product specification and description
Description
AC Output for Heater Controller
Description
HVPS
HVPS
HVPS
HVPS
COVER ON, OFF DETECT
HVPS
COVER ON, OFF DETECT
HVPS
HVPS
HVPS
Common Ground
Relay, Fuser
Common Ground
Common Ground
SMPS
AC RELAY ON (ACTIVE HIGH)
SMPS
Common Ground
SMPS
FUSER_ON (ACTIVE HIGH)
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