DOWNLOAD Sharp MX-B381 / MX-B401 (serv.man9) Service Manual ↓ Size: 7.53 MB | Pages: 127 in PDF or view online for FREE

Model
MX-B381 MX-B401 (serv.man9)
Pages
127
Size
7.53 MB
Type
PDF
Document
Service Manual
Brand
Device
Copying Equipment / CIRCUIT DIAGRAM
File
mx-b381-mx-b401-sm9.pdf
Date
PREV: Sharp MX-B381 / MX-B401 (serv.man8) Service Manual

Sharp MX-B381 / MX-B401 (serv.man9) Service Manual ▷ View online

MX-B381/B401  CIRCUIT DIAGRAM AND PARTS LAYOUT  2 – 94
TH_MAIN_CS#
3.3V
12V
3.3V
12V
3.3V
5VN
3.3V
3.3V
3.3V
3.3V
24V3
3.3V
3.3V
Vref
Vref
5VN
TH_MAIN_CS
(1)
THOPEN_MAIN_CS
(4)
FWS
(1,4)
FW
(18)
RESI_R_pulse
(1)
RESI_F_pulse
(1)
REGS_F#
(1,15)
REGS_R#
(1,15)
24V_mon
(1)
FTH_MAIN_CS (3)
TH_MAIN_D
(1)
7
N_C
7
N_C
R388
10kJ
R388
10kJ
C318
OPEN_C
C318
OPEN_C
TP628
TP628
R352
15KF
R352
15KF
R489
1kJ
R489
1kJ
9
8
14
+
-
IC32C
LM339
+
-
IC32C
LM339
TP376
TP376
R318
1.5KF
R318
1.5KF
R313
1.8kF
R313
1.8kF
R312
10kJ
R312
10kJ
1
0
13
+
-
IC32D
LM339
+
-
IC32D
LM339
14
36D
MV824
36D
MV824
R317
1kF
R317
1kF
TP509
TP509
R378
3.3kJ
R378
3.3kJ
R375
10kJ
R375
10kJ
R382
1.8kF
R382
1.8kF
TP345
TP345
2
1
3
D75
x_BAV99W
D75
x_BAV99W
5
4
2
+
-
IC28B
LM339
+
-
IC28B
LM339
C226
0.1uF
C226
0.1uF
R410
1kJ
R410
1kJ
TP592
TP592
7
6
1
3
12
+
-
IC28A
LM339
+
-
IC28A
LM339
R314
1.5kF
R314
1.5kF
5
6
7
4
11
+
-
IC36B
LMV824
+
-
IC36B
LMV824
C128
1000pF
C128
1000pF
R426
OPEN_R
R426
OPEN_R
R377
20kJ
R377
20kJ
TP374
TP374
C171
0.1uF
C171
0.1uF
R475
OPEN_R
R475
OPEN_R
TP347
TP347
R490
100J
R490
100J
R311
10kF
R311
10kF
R381
1.5kF
R381
1.5kF
R379
47kJ
R379
47kJ
9
8
14
+
-
IC28C
LM339
+
-
IC28C
LM339
R386
x_10kJ
R386
x_10kJ
R278
47KF
R278
47KF
R408
100J
R408
100J
TP346
TP346
R316
2kF
R316
2kF
TP652
TP652
R380
10kJ
R380
10kJ
8
36C
MV824
36C
MV824
R385
1kJ
R385
1kJ
C130
0.01uF
C130
0.01uF
TP375
TP375
R376
10kJ
R376
10kJ
R353
4.7KF
R353
4.7KF
2
1
3
D89
BAV99W
D89
BAV99W
TP377
TP377
2
1
3
D72
BAV99W
D72
BAV99W
11
10
13
+
-
IC28D
LM339
+
-
IC28D
LM339
C160
0.1uF
C160
0.1uF
R354
1.5KF
R354
1.5KF
C
D
E
C
D
E
4
3
2
1
14/19
MX-B381/B401  CIRCUIT DIAGRAM AND PARTS LAYOUT  2 – 95
RES_F_LED
RES_R_LED
LSRTH1#
TH_M#
MPWD#
HUD_M#
5VN
12V
Vref
Vref
Vref
Vref
3.3V
Vref
3.3V
3.3V
3.3V
12V
5VN
5VN
3.3V
3.3V
5VN
12V
Vref
3.3V
5VN
PCS_F
(16)
DVTYP_K
(17)
DVTYP_C
(17)
DVTYP_M
(17)
DVTYP_Y
(17)
TH1_LSU
(16)
TH_M
(16)
MPWD
(16)
HUD_M
(16)
R308
47kJ
R308
47kJ
C239
1000pF
C239
1000pF
R488
100KJ
R488
100KJ
TP317
TP317
2
1
3
D83
BAV99W
D83
BAV99W
D99
x_1SS355
D99
x_1SS355
TP679
TP679
2
1
3
D54
x_BAV99W
D54
x_BAV99W
TP677
TP677
TP722
TP722
TP678
TP678
C126
OPEN_C
C126
OPEN_C
TP142
TP142
TP350
TP350
R505
1MJ
R505
1MJ
5
6
7
+
-
IC40B
LM324F
+
-
IC40B
LM324F
R309
100J
R309
100J
R273
6.2kJ
R273
6.2kJ
12
13
14
+
-
IC40D
LM324F
+
-
IC40D
LM324F
R306
300J
R306
300J
R517
OPEN_R
R517
OPEN_R
2
1
3
D65
BAV99W
D65
BAV99W
R275
6.2kJ
R275
6.2kJ
10
9
8
+
-
IC40C
LM324F
+
-
IC40C
LM324F
R502
1.2kF
R502
1.2kF
R305
100J
R305
100J
TP380
TP380
C237
0.1uF
C237
0.1uF
2
1
3
D66
BAV99W
D66
BAV99W
TP351
TP351
2
1
3
D64
x_BAV99W
x_BAV99W
R307
10kJ
R307
10kJ
R272
6.2kJ
R272
6.2kJ
R533
1.5kJ 1/4W
R533
1.5kJ 1/4W
10
9
8
4
11
+
-
IC27C
LM324F
+
-
IC27C
LM324F
R503
2kF
R503
2kF
TP338
TP338
TP378
TP378
3
2
1
4
11
+
-
IC40A
LM324F
+
-
IC40A
LM324F
D97
HZS3C2
D97
HZS3C2
2
1
3
D67
x_BAV99W
D67
x_BAV99W
TP702
TP702
R202
1MJ
R202
1MJ
TP316
TP316
3
2
1
4
11
+
-
IC27A
LM324F
+
-
IC27A
LM324F
R276
10kF
R276
10kF
R274
6.2kJ
R274
6.2kJ
TP349
TP349
C127
0.1uF
C127
0.1uF
C233
0.1u
C233
0.1u
5
6
7
4
11
+
-
IC27B
LM324F
+
-
IC27B
LM324F
2
1
3
D98
x_BAV99W
D98
x_BAV99W
R310
300J
R310
300J
R504
100J
R504
100J
R6
OP
R6
OP
TP723
TP723
R203
100J
R203
100J
TP318
TP318
C238
x_0.1uF
C238
x_0.1uF
A
B
C
A
B
C
4
3
2
1
PCU PWB (Input section 5 (Analog))
MX-B381/B401  CIRCUIT DIAGRAM AND PARTS LAYOUT  2 – 96
DVTYP_K#
DVTYP_C#
DVTYP_M#
DVTYP_Y#
LSRTH1#
HUD_M#
MPWD#
DVTYP_C#
DVTYP_Y#
DVTYP_M#
DVTYP_K#
TH_M#
RES_F_LED
RES_R_LED
3.3V
3.3V
5VN
PCS_CL#
(1)
REGS_F_LED# (16)
REGS_R_LED# (16)
AN_MUX
(1)
REGS_F#
(1,14)
REGS_F
(16)
REGS_R#
(1,14)
REGS_R
(16)
TSG_C#
(13)
DA_LD
(3)
TSG_Bk#
(13)
TSG_M#
(13)
TSG_Y#
(13)
DA_SCL
(3)
DA_SDA
(3)
ADSEL1#
(3)
ADSEL2#
(3)
ADSEL3#
(3)
C
1
22
0.1uF
C
1
22
0.1uF
TP756
TP756
Q55
x_KTC3875S
Q55
x_KTC3875S
TP755
TP755
TP289
TP289
P722
P722
R655
10kJ
R655
10kJ
D0
1
LD
2
AO1
5
CLK
3
DI
4
NC
7
AO2
6
GND
8
Vcc
16
Vdd
15
AO6
14
AO5
13
AO4
12
AO3
11
NC
10
Vss
9
IC23
M62368GP
IC23
M62368GP
R656
10kJ
R656
10kJ
C
1
63
0.1uF
C
1
63
0.1uF
R564
180J 1/4W
R564
180J 1/4W
C296
0.1uF
C296
0.1uF
TP337
TP337
R273
6.2kJ
R273
6.2kJ
C278
OPEN_C
C278
OPEN_C
TP288
TP288
R633
100J
R633
100J
R303
100J
R303
100J
R579
OPEN_R
R579
OPEN_R
R275
6.2kJ
R275
6.2kJ
C
1
64
0.1uF
C
1
64
0.1uF
TP754
TP754
C159
0.1uF
C159
0.1uF
C
1
66
0.1uF
C
1
66
0.1uF
R634
1MJ
R634
1MJ
R
262
4.7k
J
R
262
4.7k
J
TP753
TP753
C135
0.1uF
C135
0.1uF
C271
OPEN_C
C271
OPEN_C
R272
6.2kJ
R272
6.2kJ
C
1
25
0.1uF
C
1
25
0.1uF
R
263
4.7k
J
R
263
4.7k
J
TP322
TP322
C
1
65
0.1uF
C
1
65
0.1uF
Q56
KTC3875S
Q56
KTC3875S
C
1
24
0.1uF
C
1
24
0.1uF
R580
OPEN_R
R580
OPEN_R
Y0
13
Y1
14
Y2
15
Y3
12
Y4
1
Y5
5
Y6
2
Y7
4
INH
6
A
11
B
10
C
9
OUT
3
VEE
7
VCC
16
GND
8
IC26
TC74VHC4051AFT
IC26
TC74VHC4051AFT
TP319
TP319
C
1
23
0.1uF
C
1
23
0.1uF
R302
100J
R302
100J
R545
33J
R545
33J
TP321
TP321
R
261
4.7k
J
R
261
4.7k
J
R274
6.2kJ
R274
6.2kJ
12
13
14
4
11
+
-
IC27D
LM324F
+
-
IC27D
LM324F
C233
0.1uF
C233
0.1uF
R304
100J
R304
100J
TP320
TP320
R565
180J 1/4W
R565
180J 1/4W
R544
OPEN_R
R544
OPEN_R
TP419
TP419
R607
OPEN_R
R607
OPEN_R
R608
OPEN_R
R608
OPEN_R
R657
OPEN_R
R657
OPEN_R
23
23
R301
100J
R301
100J
C
D
E
C
D
E
4
3
2
1
15/19
MX-B381/B401  CIRCUIT DIAGRAM AND PARTS LAYOUT  2 – 97
DSW_R<24V>
DSW_R<24V>
PGND
24V1
12V
3.3V
5VN
24V3
PGND
24V1
PGND
PGND
24V4
INT24V2
5VNPD
5VNPD
DSW_F<24V>
(12)
DSW_R<24V>
(12)
REGS_R_LED#
(15)
REGS_R
(15)
REGS_F
(15)
REGS_F_LED#
(15)
PCS_F
(15)
To ACDC PWB
To InterLock
To DCDC PWB
To Paper OUT & RESI PRO-CON
TP714
TP714
TP774
TP774
TP731
TP731
TP815
TP815
TP728
TP728
+
C256
22u/16V
+
C256
22u/16V
NF11
x_ZJSR5101-223
NF11
x_ZJSR5101-223
+
C258
47u/25V
+
C258
47u/25V
R604
100kJ
R604
100kJ
1
2
3
4
5
6
7
8
CN3
B8P-VH
CN3
B8P-VH
L4
BLM21PG220 or 0J
L4
BLM21PG220 or 0J
C276
0.1uF
C276
0.1uF
C297
0.1u/50V(1608)
C297
0.1u/50V(1608)
1
3
2
NF10
x_ACH32C-333
NF10
x_ACH32C-333
1
2
CN1
B2P-VH
CN1
B2P-VH
+
C255
47u/35V
+
C255
47u/35V
R606
100kJ
R606
100kJ
TP730
TP730
1
3
2
NF7
x_ACH32C-333
NF7
x_ACH32C-333
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
CN18
B24B-PNDZS
CN18
B24B-PNDZS
1
2
3
4
5
6
7
CN4
B7P-VH
CN4
B7P-VH
C275
0.1u/50V(1608)
C275
0.1u/50V(1608)
R605
100kJ
R605
100kJ
TP819
TP819
R578
100kJ
R578
100kJ
+
C257
22u/16V
+
C257
22u/16V
L7
BLM21PG220 or 0J
L7
BLM21PG220 or 0J
C277
0.1u/50V(1608)
C277
0.1u/50V(1608)
L6
BLM21PG220 or 0J
L6
BLM21PG220 or 0J
TP729
TP729
NF9
x_ZJSR5101-223
NF9
x_ZJSR5101-223
R632
200J
1
/4W
R632
200J
1
/4W
TP818
TP818
TP736
TP736
L5
BLM21PG220 or 0J
L5
BLM21PG220 or 0J
1
3
2
NF8
x_ACH32C-333
NF8
x_ACH32C-333
TP705
TP705
1
3
2
NF13
x_ACH32C-333
NF13
x_ACH32C-333
C270
0.1uF
C270
0.1uF
NF12
x_ZJSR5101-223
NF12
x_ZJSR5101-223
C310
0.1u/50V(1608)
C310
0.1u/50V(1608)
A
B
C
A
B
C
4
3
2
1
PCU PWB (Connector section 1)
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