Oki B4500 Maintenance Manual page 83

• HVIF Connector Pin Assignment
(To High Voltage Unit/Sensor Board)
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
43502101TH Rev.1
PIN NO. I/O*
1 I
2 2 I
3 I
4 4 I/O
5 I
6 6 C
7 O
8 8 O
9 O
10 10 C
11 O
12 12 C
13 I
14 14 I
15 I
16 16 I
17 I
18 18 I
19 I
20 20 C
21 O
22 22 O
23 O
24 24 O
25 O
26 26 O
27 C
28 28 I
29 I
30 30 I
* I: In
O: Out
C: Common
Signal Function
WRSNS-N Write Sensor
IN1SNS-N Paper Sensor 1
TONER-N Toner Sensor
1-WIRE EEPROM1-wire signal
PAPER-N Paper Out Sensor
SG Ground
SBPWN-P SB2 Output
CB2PWN-P CB2 Output
DB1PWM DB1 Output
SG Ground
CB1PWM Cb1 Output
SG Ground
TRI_FB TR1 Current Feedback
TRV_FB TR1 Voltage Feedback
DB2_V_FB DB2 Voltage Feedback
CHI CH Current Feedback
CH_V_FB CH Voltage Feedback
DB_I DB Current Feedback
SB_V_FB SB2 Voltage Feedback
SG Ground
CHPWM-P CH Output Control
DB2PWM DB2 Output
TR2PWM-P TR2 output
TR1PWM-P TR1 Output Control
+5V +5V
+5V +5V
SG Ground
THERM Thermistor
OUTSNS-N Out Sensor
CVOPN-N Cover Open
Oki Data CONFIDENTIAL
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