Oki B410 Maintenance Manual page 124

Oki Data CONFIDENTIAL
• HVIF Connector Pin Allocation
(Connection to High-Voltage power or Sensor Board I/F)
• THERM Connector Pin Allocation
(Connection to the environmental sensor)
• 2NDTRAY Connector Pin Allocation
(Connection to the Option tray I/F)
43984801TH Rev.1
Pin No. I/O
1 1 O
2 2 O
3 3 O
4 4 I
5 5 C
6 6 O
7 7 O
8 8 I
9 9 I
10 10 I
11 11 I
12 12 I
13 13
14 14 I
15 15 I
16 16 O
17 17 O
18 18 O
19 19 O
20 20 I
21 21 C
22 22 O
23 23 I
24 24 I
25 25 I
26 26 I/O
27 27 C
28 28 O
Pin No. I/O
1 1 O
2 2 I
Pin No. I/O
1 1 O
2 2 I/O
3 3 I
4 4 O
5 5 C
6 6 O
7 7 C
8 8 O
Signal Function
CB2PWM CB2 Output
CB1PWM CB1 Output
CHPWM CH Output
WRSNS Paper Detection
GND Logic Ground
TR2PWM TR2 Output
TR1PWM TR1 Output
VSEN TR1 Power Voltage Detection
ISEN TR1 Electric Current Detection
DB_I DB2 Electric Current Detection
DB2_V_FB DB2 Power Voltage Detection
SB_V_FB SB2 Power Voltage Detection
CH_I Not used
CH_V_FB CH Power Voltage Detection
PSIN1 Paper Detection
DB1PWM DB1 Output
DB2PWM DB2 Output
SBPWN SB2 Output
+5V +5V Power
TONER Toner Amount Detection
GND Logic Ground
FANPOW FAN Drive Power
FANALM FAN Alarm Detection
THERM Fusing Temperature Detection
CVOPN-N Cover-open Detection
TAG EEPROM 1-wire signal
GND Logic Ground
FUSECUT Fuse-cut signal
Signal Function
THERM1 Sensor Power
THERM2 Environmental Temperature
Detection
Signal Function
SCLK-N Clock
DATA-N Data
SDP-N OPT Transmission Mode
OPCNT-N Control Signal
0V Logic Ground
+5V Logic Circuit Power Supply
0VP Analog Ground
+24V Motor/ Clutch Drive Power
7. Connection Diagram
124 /