Kyocera Mita FS-6750 Service Manual page 86

Table 4. 3 g/a pin assignment—2/4
Pin no. Signal
16 VDD
17 TNMOC* IN
18 TNEMP* IN
19 TNCON
20 CBIAS OUT
21 VSS
22 TRCHON2
23 SDVDR1 OUT
24 HVCLK1 OUT
25 HVCLK2 OUT
26 TRCHON1 OUT
27 MCHON OUT
28 DEVSEL* OUT
29 SPVDR2 OUT
30 PSEL OUT
31 VSS
32 IXIN IN
33 OVDD
34 BXIN IN/OUT
35 SAMPLE2* OUT
36 REGDR OUT
37 MPFCLH OUT
38 FEDDR OUT
39 MPFSOL OUT
40 MMOTRDY IN
41 VSS
42 MMOTON OUT
43 FGIN IN
44 BFANON OUT
45 BFANSPD OUT
46 VDD
47 FPRST* OUT
48 POLRDY* IN
49 POLCLK OUT
50 POLON OUT
51 VSS
52 LASER* OUT
53 SAMPLE* OUT
54 POWCONT OUT
55 PDIN* IN
56 VDFON2* OUT
57 PDOUT* OUT
58 SYSRES* OUT
In/Out
Power terminal
Toner motor over-current detection input L: Over-
current
Developer interior toner detection input, L: No
toner
Waste toner bottle detection input, H: Not
installed
Transfer reverse bias on output, H: On
Power terminal (Ground)
Transfer limit voltage change
Separation remote output, H: On
Developing bias clock output 1
Developing bias clock output 2
Transfer remote on output, H: On
Main charging remote on output, H: On
Not used
Separation output current change
Transfer current change
Power terminal (Ground)
Quartz oscillator input terminal
Power terminal for quartz oscillator
Quartz oscillator input/output terminal
Not used
Regist. roller clutch on output, H: On
MP lift solenoid on output, H: On
Cassette roller clutch on output, H: On
Paper feed solenoid for MP tray on output, H: On
Main motor ready input, L: Ready
Power terminal (Ground)
Main motor on output, H: On
Main motor rotation clock input
Box fan on output, H: On
Box fan speed control output, H: High speed/L:
Low speed
Power terminal
Front panel reset output, L: Resetting
Polygon motor ready input, L: Ready
Polygon motor number of rotations setting output
Polygon motor on output, H: On
Power terminal (Ground)
Laser light emission enable output, L: Enable
Laser light quantity sample/hold output 1, L:
Sample
Not used
Pin photo detection input, L: Scanning
Not used
Pin photo detection input, L: Scanning
Controller reset output, L: Reset
Engine controller system
Function
4-28
Operation theory
Logic Remarks
Developer
Developer
Waste toner bottle
Neg.
Neg. HV unit
Neg. HV unit
HV unit
HV unit
Neg. HV unit
Neg. HV unit
Pos.
Neg. HV unit
Neg. HV unit
Neg. Drive assembly
Neg. Drive assembly
Neg. Drive assembly
Neg. Drive assembly
Drive assembly
Neg. Drive assembly
Drive assembly
Neg. Box fan
Pos. Box fan
Pos. Front panel
Scanner unit
Scanner unit
Neg. Scanner unit
Pos. Scanner unit
Pos. Scanner unit
Pos.
Scanner unit
Pos.
Pos. Main I/F
Pos. Main I/F
FS-6750