Konica 7075 GUIDE MANUAL 7075fv4e
4
ELECTRIC PARTS LIST
ELECTRIC PARTS LIST
4
7075 PARTS LAYOUT DRAWING
7075 ELECTRICAL PARTS LAYOUT DRAWING
[1] Read Section/Operational Section
ICB
PS24
Front door open/close
detection PS1
MS2
Interlock 2
PS25
Front door open/close
detection PS2
SW1
Main switch
SW2
Reset switch
C(T)
Total counter
FM7
Scanner cooling fan
MS1
Interlock 1
OB INVB
OB Inverter
board
LCD
Indicator
board
PS63
APS sensor 2
PS62
APS sensor 1
FRONT
Image
control
board
ADB
A/D
converter
board
OB1
Operation board 1
OP IFB
Optional I/F
board
PS7
ADF brake PS
PS5
Scanner HP PS
M13
Scanner drive motor
MB
Memory board
ICB IFB
ICB I/F board
PS67
APS sensor 6
PS65
APS sensor 4
OB2
Operation board 2
PS6
Original HP PS
L1
Exposure lamp
L1 INVB
L1 Inverter
PS68
PS66
APS sensor 5
PS64
APS sensor 3
APS sensor 7
Scanner
reverse PS
[2] Charging Corona Wire Unit
PS41
Charging wire cleaning pad HP PS
PCL
Pre-charging exposure lamp
FRONT
ELECTRIC PARTS LIST
4
PS42
Charging wire cleaning pad limit PS
M23
Charger cleaning motor
4 - 1
7075 PARTS LAYOUT DRAWING
[3] Drum Unit
HTR1
Drum heater
DPSB
Drum potential sensor board
DPS
Drum potential sensor
DTSB
Drum temperature sensor board
SD4
Separation claw SD
[4] Cleaning Unit
ELECTRIC PARTS LIST
4
TH5
Drum temperature sensor
TCSB
Toner control sensor board
PS30
Blade PS1
M14
Blade motor
PS31
Blade PS2
4 - 2
[5] Tray 1,2,3
7075 PARTS LAYOUT DRAWING
PS33/36/39
Paper size detection
PS2-1/2/3
PS32/35/38
Paper size detection
PS1-1/2/3
VR1/2/3
Paper size detection VR 1/2/3
MC3/5/7
Feed clutch 1/2/3
HTR2/3/4
Tray heater 1/2/3
MC4/6/8
Pre-registration clutch 1/2/3
SD5/6/7
Lock Solenoid 1/2/3
PS48/50/52
Paper pre-registration PS 1/2/3
PS26/27/28
No paper PS 1/2/3
PS20/21/22
Tray upper limit PS 1/2/3
PS47/49/51
Paper feed PS 1/2/3
SD8/9/10
Pick up SD 1/2/3
M19/20/21
Up drive motor 1/2/3
PS14/15/16
Handle release PS
1/2/3
PS34/37/40
Remaining paper detection PS 1/2/3
FRONT
[6] Vertical Conveyance Section
PS18
Vertical conveyance PS1
FRONT
PS54
Loop PS
PS19
PS17
Open/close detection PS
Vertical conveyance PS3
MC9
Vertical conveyance
clutch1
MC10
Vertical conveyance
clutch 2
PS53
Vertical conveyance PS2
ELECTRIC PARTS LIST
4
4 - 3
7075 PARTS LAYOUT DRAWING
[7] By-pass Feed Section
PS23
Tray upper limit PS (by-pass)
FM5
Write section
cooling fan 1
FM8
Write section
cooling fan 2
SD11
Pick up SD (by-pass)
M22
Up/down motor (by-pass)
PS43
Tray lower limit PS
(by-pass)
PS29
No paper PS (by-pass)
[8] Second Paper Feed Section
ELECTRIC PARTS LIST
4
PS45
Leading edge detection PS
PS55
VR4
Paper size detection VR (by-pass)
Paper size PS1 (by-pass)
PS44
Registration PS
PS1
Paper mis-centering PS
PS56
Paper size PS2 (by-pass)
MC1
Registration MC
4 - 4
FRONT
[9] ADU Unit
PS13
ADU No paper detection PS
PS58
ADU paper reverse PS
FM1
Paper exit
fan
PS57
paper reverse/
PS
PS8
Paper reverse/
conveyance PS
PS12
Transfer/separation wire
cleaning pad limit PS
M7
ADU reverse motor
M5
SD2
Paper reverse
gate SD
Paper reverse/
exit motor
HV2
High voltage unit 2
TSL
Transfer
synchronization lamp
ADUSDB
ADU stand drive
board
7075 PARTS LAYOUT DRAWING
PS59
ADU deceleration PS
PS60
ADU Pre-registration PS
PS46
ADU exit PS
PS11
Transfer/Separation wire cleaning
pad HP PS
SD1
ADU lock SD
JAMIB
Jam indicator
board
SD3
Fixing guide SD
M8
ADU conveyance motor
PS9
ADU paper conveyance PS
M9
Transfer motor
M12
Registration motor
MC2
ADU Pre-registration
M18
Transfer/Separation cleaning
motor
PS10
ADU handle release PS
MC
FRONT
PS61
Paper exit PS
PS57
Paper
reverse PS
PS58
ADU paper
reverse PS
PS9
ADU paper
PS8
Paper reverse/conveyance PS
conveyance PS
PS13
ADU No paper
detection PS
PS45
Copy paper leading
edge detection PS
PS59
ADU deceleration PS
4 - 5
ELECTRIC PARTS LIST
4
PS44
Registration PS
PS46
ADU exit PS
PS60
ADU pre-registration PS
7075 PARTS LAYOUT DRAWING
[10] Fixing Unit
TH4
Fixing temperature
sensor 4
PS3
Fixing jam PS
TH2
Fixing temperature sensor 2
TH1
Fixing temperature sensor 1
TS1
Thermostat (upper)
M16
Web drive motor
L2
Fixing heater lamp 1
L3
Fixing heater lamp 2
L4
Fixing heater lamp 3
[11] Paper Exit Section
ELECTRIC PARTS LIST
4
M10
Paper exit motor
TH3
Fixing temperature
sensor 3
TS2
Thermostat 2 (lower)
PS2
Fixing exit PS
FM6
Main body cooling fan 3
PS61
Paper exit PS
4 - 6
FRONT
[12] Toner Supply Unit
M11
Toner supply motor 1
7075 PARTS LAYOUT DRAWING
[13] Write Section
PMDB
Polygon motor drive board
M15
Toner supply motor 2
INDXSB
Index sensor board
TLD
Toner level detection sensor
M17
Polygon motor
M24
Laser correction motor
ELECTRIC PARTS LIST
4
LDB1
Laser driver board 1
4 - 7
LDB2
Laser driver board 2
7075 PARTS LAYOUT DRAWING
[14] Control/Drive Unit in Rear Section
SCDB
Scanner drive board
M2
Drum motor
M3
Developing motor
HV1
High voltage unit 1
FM2
Developing section fan
M1
Main motor
KRDS
KRDS board
M13
Scanner drive motor
KRDS
LAN IFB
LAN I/F board
FM4
Main unit cooling
fan 2
FM3
Main unit cooling
fan 1
M6
Loop roller
motor
PSMB
Power
supply
management
ELECTRIC PARTS LIST
board
4
DCDB
DC drive board
DCPS1
DC power
supply unit 1
M4
Paper feed
motor
PRCB
Printer control
board
DCPS2
DC power
supply unit 2
RL1
Main relay
RL3
AC input relay for IP
CBR1
Circuit
breaker 1
M10
Paper exit motor
CBR2
Circuit breaker 2
TRC1
Triac 1
TRC2
Triac 2
ACDB
AC drive board
Transformer
NF
Noise filter
RL2
AC input relay for DCPS2
4 - 8
OPTIONAL PARTS LAYOUT DRAWING
DF-313 ELECTRICAL PARTS LAYOUT DRAWING
PS301
RADF open/close detection PS
SD303
Original exit gate SD
SD301
Flapper drive SD
M303
Tray up/down drive motor
M302
DFCB
RADF
control board
M305
Original exit motor 2
Original feed motor
M304
Original exit motor 1
PS313
Original exit reverse detection PS
PS302
Original size detection PS1
PS303
Original size detection PS2
PTBD
Tray board
MS301
Cover open/close MS
SD304
SDF switching SD
VR301
Original size
detection VR
PS314
Original exit PS2
PS310
Original count detection PS
SD302
Pressure roller release SD
PS316
Tray lower limit detection PS
FM301
ADF fan
PS317
APS timing PS
PS304
Reverse jam detection PS
PS309
Original reversal detection PS
PS315
Tray upper limit detection PS
PS305
No original detection PS
M301
Original conveyance motor
PS311
Original skew
detection PS 1
PS308
Original conveyance
detection PS
PS312
Original skew
detection PS2
ELECTRIC PARTS LIST
4
PS307
Original exit PS1
PS306
Original registration
detection PS
4 - 9
OPTIONAL PARTS LAYOUT DRAWING
LT-401 ELECTRICAL PARTS LAYOUT DRAWING
SW100
LT tray down drive switch
PS108
LT No paper detection PS
PS107
LT pre-registration PS
MS102
LT top cover interlock MS2
PS100
LT top cover open/
close detection PS
MC101
LT feed drive MC
M100
LT up/down motor
PS102
LT remaining
paper detection PS1
PS103
LT remaining
paper detection PS2
PS104
LT remaining
paper detection PS3
PS105
LT remaining paper detection PS4
MS101
LT top cover interlock MS1
PS110
LT jam access door
open/close detection PS
SD100
LT 1st paper feed SD
PS109
LT upper limit detection PS
PS106
LT feed PS
MC102
LT 1st paper feed MC
M101
LT paper feed motor
LTDB
LT drive board
HTR101
LT internal heater
PS101
LT lower limit detection PS
ELECTRIC PARTS LIST
4
4 - 10
7075 CONNECTOR LAYOUT DRAWING
7075 CONNECTOR LAYOUT DRAWING
[1] Read Section
651 (W: 3pin)
640 (BK:4pin)
665 (W: 3pin)
666 (W: 3pin)
650 (W: 3pin)
652 (W: 3pin)
653 (W: 3pin)
660 (W: 3pin)
661 (W: 3pin)
662 (W: 3pin)
663 (W: 3pin)
664 (W: 3pin)
FRONT
[2] Charging Corona Wire Unit
356 (W: 2pin)
631 (BK:4pin)
353 (W: 11pin)
ELECTRIC PARTS LIST
4
357 (W: 3pin)
358 (W: 3pin)
359 (W: 3pin)
4 - 11
FRONT
7075 CONNECTOR LAYOUT DRAWING
[3] Drum Unit
342 (W: 2pin)
341 (BK: 26pin)
[4] Cleaning Unit
350 (W: 4pin)
353 (W: 7pin)
340 (B: 12pin)
351 (W: 4pin)
341 (BK: 10pin)
ELECTRIC PARTS LIST
4
361 (W: 3pin)
360 (W: 3pin)
355 (BK: 9pin)
4 - 12
[5] Tray 1,2,3
7075 CONNECTOR LAYOUT DRAWING
250, 252 (BK: 24pin)
269, 307 (W: 2pin)
271, 288 (W: 3pin)
270, 287 (W: 3pin)
268, 252 (W: 3pin)
261, 278 (W: 2pin)
260, 277 (W: 2pin)
255, 283 (W: 3pin)
262, 279 (W: 6pin)
275 (W: 3pin)
276 (W: 3pin)
274 (W: 3pin)
273 (W: 3pin)
263, 280 (W:6pin)
264 (W: 2pin)
277, 289
(W:2pin)
265, 282 (W: 3pin)
FRONT
267, 285 (BK: 2pin)
[6] Vertical Conveyance Section
292 (W: 3pin)
293 (W: 3pin)
295 (W: 3pin)
254 (W: 12pin)
253 (W: 10pin)
294 (W: 3pin)
750 (W: 10pin)
ELECTRIC PARTS LIST
4
FRONT
296 (W: 3pin)
4 - 13
7075 CONNECTOR LAYOUT DRAWING
[7] By-pass Feed Section
471 (BK:9pin)
77 (BK:4pin)
76 (BK:4pin)
473 (W:13pin)
[8] Second Paper Feed Section
246 (W:3pin)
247 (W:2pin)
470 (W:13pin)
254 (W:12pin)
248 (W:2pin)
254 (W:7pin)
244 (W:3pin)
243 (W:3pin)
242 (W:3pin)
241 (W:3pin)
ELECTRIC PARTS LIST
4
599 (W: 3pin)
570 (W: 3pin)
598 (W: 3pin)
591 (W: 10pin)
569 (W: 7pin)
568 (W: 8pin)
565 (W: 2pin)
FRONT
4 - 14
[9] ADU Unit
7075 CONNECTOR LAYOUT DRAWING
557 (W: 6pin)
565 (W: 3pin)
569 (W: 7pin)
568 (W: 8pin)
592 (W: 3pin)
578 (W: 3pin)
678 (W: 6pin)
593 (W: 2pin)
581 (W: 3pin)
580 (W: 3pin)
586 (W: 3pin)
583 (W: 3pin)
588 (W: 3pin)
584 (W: 3pin)
531 (W: 7pin)
587 (W: 3pin)
585 (W: 3pin)
557 (W: 6pin)
577 (W: 3pin)
564 (W: 2pin)
580 (W: 5pin)
561 (W: 2pin)
ELECTRIC PARTS LIST
4
525 (W: 2pin)
562 (W: 2pin)
569 (W: 6pin)
FRONT
4 - 15
7075 CONNECTOR LAYOUT DRAWING
[10] Fixing Unit
489 (W: 5pin)
462 (W: 2pin)
451 (BK: 20pin)
450 (B: 8pin)
488 (W: 4pin)
487 (W: 3pin)
486 (W: 2pin)
[11] Paper Exit Section
ELECTRIC PARTS LIST
4
465 (W: 3pin)
464 (W: 3pin)
FRONT
177 (W: 3pin)
480 (W: 3pin)
4 - 16
FRONT
[12] Toner Supply Unit
7075 CONNECTOR LAYOUT DRAWING
482 (W: 6pin)
[13] Write Section
184 (W: 4pin)
473 (W: 13pin)
483 (W: 3pin)
193 (W: 6pin)
484 (W: 3pin)
192 (W: 13pin)
190 (W: 12pin)
191 (W: 14pin)
ELECTRIC PARTS LIST
4
583 (W: 5pin)
4 - 17
7075 CONNECTOR LAYOUT DRAWING
[14] Printer Control Board
224 (W: 7pin)
291 (N.C.)
230 (W: 3pin)
222 (W: 15pin)
228 (W: 8pin)
227 (W: 9pin)
211 (GY: 60pin)
271 (GY:16pin)
220 (GY: 50pin)
292 (N.C.)
295 (N.C.) 200 (W: 5pin)
290 (N.C.)
[15] Power Supply Management Board
225 (GY: 20pin)
37 (N.C.)
298 (N.C.)
[16] Image Control Board
229 (W: 5pin)
216 (W: 15pin)
218 (W: 12pin)
223 (GY: 20pin)
215 (GY: 18pin)
210 (GY: 30pin)
213 (GY: 60pin)
299 (N.C.)
904 (W: 5pin)
ELECTRIC PARTS LIST
4
900 (W: 8pin)
902 (W: 3pin)
901
(W: 18pin)
903 (W: 4pin)
117 (BK: 168pin)
116 (BK: 168pin)
115 (BK: 168pin)
113 (BK: 120pin)
111 (GY: 8pin)
114 (BK: 168pin)
110 (GY: 34pin)
118 (W: 20pin)
112 (BK: 120pin)
128 (BN: 20pin)
129 (BN: 40pin)
119 (W: 3pin)
120 (BK: 60pin)
4 - 18
[17] ICB I/F Board
101 (W: 3pin)
7075 CONNECTOR LAYOUT DRAWING
127 (BK: 120pin)
100 (W: 10pin)
134 (BK: 20pin)
133 (W: 8pin)
132 (W: 13pin)
131 (W: 14pin)
130 (W: 12pin)
[18] ADU Stand Drive Board
500 (W: 8pin)
140 (W: 9pin)
139 (W: 8pin)
135 (GY: 22pin)
137 (GY: 20pin)
138 (W: 13pin)
523 (W: 6pin)527 (W: 7pin)528 (W: 8pin)524 (W: 6pin)
145 (N.C.)
ELECTRIC PARTS LIST
4
501 (W: 2pin)
510 (W: 11pin)
525 (W: 12pin)
526 (W: 10pin)
591 (N.C.)
593 (N.C.)
4 - 19
594 (N.C.)
520 (GY: 28pin)
521 (GY: 16pin)
522 (W: 12pin)
7075 CONNECTOR LAYOUT DRAWING
[19] DC Drive Board
301 (W: 2pin)
325
(W: 6pin)
F2
300 (W: 6pin)
Caution: Must use fuses specified by Konica
324 (W: 6pin)
F1
321 (W: 7pin)
323 (W: 7pin)
320 (W: 14pin)
when replacing F1 and F2. If fuses
are not specified by Konica, the
safety feature may not work,
resulting in burn damage to the
board or personal injury.
322
(W: 12pin)
310
(GY: 60pin)
[21] DC Power Supply Unit 1
60 (W: 6pin)
57 (W: 8pin)
58 (W: 8pin)
55 (W: 10pin)
59 (W: 4pin)
54 (W: 5pin)
52 (W: 5pin)
56 (W: 10pin)
53 (W: 7pin)
1 (W: 2pin)
[22] DC Power Supply Unit 2
51 (W: 4pin)
2 (W: 2pin)
Parts specified by Konica
Part Part number
F1 963003200
F2 963003000
[20] AC Drive Board
ELECTRIC PARTS LIST
4
35 (W: 5pin)
420 (GY: 18pin)
36 (N.C.)
410 (GY: 60pin)
400 (W: 8pin)
424 (W: 2pin)
401 (W: 2pin)
FT1 (W: 1pin)
FT3 (W: 1pin)
FT2 (W: 1pin)
FT4 (W: 1pin)
430 (W: 4pin)
440 (W: 5pin)
422 (W: 6pin)
442 (W: 5pin)
71 (W: 7pin)
72 (W: 8pin)
73 (W: 8pin)
74 (W: 10pin)
76 (W: 9pin)
75 (W: 4pin)
FT4 (W: 1pin)
FT1 (W: 1pin)
FT2 (W: 1pin)
FT3 (W: 1pin)
4 - 20
7075 CONNECTOR LAYOUT DRAWING
[23] Scanner Drive Board
620 (W: 3pin)
623 (W: 7pin)
622 (W: 4pin)
621 (W: 4pin)
610 (W: 15pin)
600 (W: 6pin)
[24] High Voltage Unit 1
[26] Jam Indicator Board
531 (W:7pin)
[27] L1 Inverter
251 (W:9pin)
[25] High Voltage Unit 2
551 (W:11pin)
250 (W:3pin)
550 (W:4pin)
632 (W: 3pin) 2 (W: 2pin)
[28] Drum Potential Sensor Board
457 (W: 5pin)
458 (W: 4pin)
ELECTRIC PARTS LIST
4
4 - 21
7075 CONNECTOR LAYOUT DRAWING
[29] Drum Temperature Sensor Board
455 (W: 4pin)
456 (BK: 2pin)
[30] Operation Board 1
161 (BK: 14pin)
[32] Optional I/F Board
123 (W: 120pin)
122 (BK: 60pin)
124 (W: 120pin)
[33] OB Inverter
165 (W: 3pin)
152
ELECTRIC PARTS LIST
4
[31] Operation Board 2
163 (W: 3pin)
164 (BK: 24pin) 151 (W: 7pin)
162 (W: 4pin)
150 (W: 10pin)
153 (W: 3pin)
160 (BK: 24pin)
166 (W: 4pin)
[34] Toner Control Sensor Board
454 (W: 9pin)
4 - 22
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