A
Main PCB 1/8
C M P R A
C M P R B
C L K 2 4
C S I P
I P D 1
I P D 2
P 8 3
R V D D
P M 1
P M 2
P M 3
P M 4
C M P P A
C M P P B
S O L
D R I V E
V D O
H V T P
H V T N
H V C H
H V G Z
H V C L
E R A S E
E X V D
C B S O N
H T O
S E L I N
P R M I N T
F L T
S L C T
B U S Y
S T B
A C K
C T S
R T S
T X D
R X D
4 8
5 7
8 2
3 3
3 4
1 1 1
2 4
1 6 3
1 6 0
1 4 4
1 4 5
1 4 8
1 4 9
1 5 0
1 5 1
6 5 B
H B U Y
7 5 D
V O L 2
R S E N
H O O K
S E N 6
M C E
M R S T
S D O U T
S D I N
S M P C
A D L C
I P D 4
I P D 5
I P D 6
I P D 7
R B
S H
C L 2
C L 1
T R G
P A 2
7 2 A
5 1 C
# 5
9 4
S E N 8
D 3
D 2
D 1
D 0
R D
H W R
W R
D A 0
A 1 9
A 1 8
A 1 7
A 1 6
A 1 5
D A 1 1
D A 1 0
D A 9
D A 8
D A 7
D A 6
D A 5
D A 4
D A 3
D A 2
D 1 5
S E N 5
S P O N
P 7 1
D 1 3
D 1 2
D 1 1
D 1 0
D 9
D 8
D 7
D 6
D 5
2 0 8
1 9 8
1 9 7
1 9 6
1 7 8
1 8 1
R I N G
T E L
S E N 2
P W M 3
A N 0
P W M 2
P W M 1
S E N 0
S E N 1
S E N 7
D P S
P L S
C M L
M I N T
C L K
U C A S
P 7 3
E E D A T
L C A S
R A S 3
R A S 2
R A S 1
R A S 0
R O M 1
R A M W R
R A M U W E
R X T
R E X T
R S T
E X T L
E X T L
1 1 2
6
1 2 4
1 3 3
6 7
6 6
1 7
1 6
1 3 0
# 5
R 1 5 4
1 . 5 K
+ 5 V
# 5
C
1
0
3
X V D O
2 6 A
1 7 9
D A 1
A 1 4
1 9 1
4
3
2
1
5
6
7
8
4
3
2
1
5
6
7
8
1 8 6
1 8 7
1 8 9
1 8 8
4
3
2
1
5
6
7
8
4
3
2
1
5
6
7
8
1 8 2
1 8 3
1 8 5
1 8 4
4
3
2
1
5
6
7
8
4
3
2
1
5
6
7
8
1 7 7
R A 1
R A 2
R A 5
A 1 2
A 1 3
C 1 2 2
C C 1 0 2
S 0 V
S 8 0 9 4 2
S 0 V
3
2
1
Q 1
1 9 5
1 9 2
R 1 3 6
1 0
1 1 8
1 1 7
X T 2
C 9 6
C 9 5
C C 8 P
S 0 V
C 1 2 7
C C 1 5 p
R 1 5 7
2 2 0
C 1 2 6
C C 1 5 p
R A M R D
7 3 C
D A R E C
2 4 A , 2 4 B , 2 4 C
9
7
7 1 A
P L S
7 3
7 2 A , 7 3 C
C M L H
7 1
6 8
F A N C N T
5 6 D
E S D
2 3 D
R 1 3 7
1 0
R M W R
2 4 A , 2 4 A , 2 4 C
8
R 1 3 8
6 8
R A M R D
7 2 C
D A S T
7 2 D
D A S E N D
2 4 A , 2 4 A , 2 4 C
5
U C A S
2 4 A , 2 4 A , 2 4 C
C A S
R 1 3 9
6 8
7 4
7 1 C
M U T E
9 1
T L S W
9 0
7 4 C
7 2 B
7 6
R I N G
4 4 C
M I N T
4 0
8 9
T L O F
7 2 A
C 1
7 7
C 1
7 2
7 2 D
7 2 D
D P S
E A T
9 5
7 2 D
8 8
P O L
4
2 1 B , 2 1 D
R O M 1
1 6 2
3
2 4 A , 2 4 B
R A S 1
2
R A S 0
1
2 4 A
R A S 2
R A S 2
2 4 A
R A S 3
S E N 3
1 4 1
A 2 0
9 3
5 5 D
F A N 1
D 4
1 6 8
R 1 3 4
1 0
R D
1 6 7
1 6 6
R 1 3 5
1 0
L W R
2 2 B , 2 6 A
3 5 C , 4 3 B
2 2 B , 2 2 D , 2 6 A
3 5 C , 4 4 C
D 1 4
1 7 5
1 6 9
1 7 0
1 7 1
1 7 2
1 7 3
1 7 6
1 7 4
2 0 7
2 0 6
2 0 5
2 0 4
1 9 9
2 0 3
2 0 2
1 9 3
1 9 4
1 1 C
R S
1 2 2
7 5 C
R N G
7 5
7 5 B
S P O N
V D D
G N D
C
1
0
2
C
1
2
0
C
1
2
5
C
1
1
3
S 0 V
G N D
G N D
G N D
G N D
G N D
G N D
G N D
G N D
G N D
V D D
V D D
V D D
V D D
V D D
V D D
V D D
V D D
1 9 0
2 0 0
1 8 0
1 6 4
1 5 4
1 4 2
1 1 9
9 6
6 0
3 8
1 5
2 1
4 3
6 1
9 7
1 1 4
1 4 7
1 6 5
2 0 1
M C E
C S I P
3 9
5 5
3 4 C
4 4 B
T G
L E D
6 3
6 4
3 2 A
5 9
6 2
I P D 3
H A I S I
5 6
3 4 C
5 8
5 4
5 3
5 2
5 1
5 0
4 9
4 7
3 6 C
I P D 0
P D
1 3 2
S R A M
C I S C L K
5 3 C
3 6
C M P R B
5 3 C
3 5
C M P R A
S D O U T
4 6
3 3 D
P C L K
4 4
3 3 C
M R S T
4 1
4 5 C
P C L K
3 3 D
S D I N
4 5
3 7
5 6 C
S O L
3 2
5 5 A
P M 4
3 1
5 5 A
P M 3
3 0
5 5 A
P M 2
2 9
5 5 A
P M 1
1 0 8
5 1 D
H T O
1 0 1
5 3 B
S C C K
1 0 2
5 3 B
D R I V
9 8
5 5 B
S C D T
9 9
5 1 A
L D O N
1 0 3
5 1 A
T E N H
1 0 4
5 1 A
T E N L
1 0 5
5 1 A
T A I D
1 0 6
5 1 A
G E N Z
1 0 7
5 1 B
V C L N
1 0 9
5 3 B
E L
S C N
C L K
L D O N
1 4 6
1 5 7
6 5 B
F L T
1 5 8
6 5 B
P R M I N T
1 5 9
6 5 B
S E L I N
6 5 B
S L C T
1 5 6
6 5 B
P P E
1 5 5
6 5 A
B U S Y
1 5 3
6 5 A
A C K
1 5 2
6 5 B
O P O N
1 6 1
H B U S Y
P P E
D C 0
1 4 3
6 5 C
D C B U S
D C 7
D C 6
D C 5
D C 4
D C 3
D C 2
D C 1
A B U S
P 8 4
R 1 1 3
2 2 K
1 3 5
1 3 8
1 3 7
1 3 9
1 4 0
1 3 6
+ 5 V
C T S
R T S
R X
T X
1
4
3
5
6
2
P 2
E I N T 1
P B 5
1 2 6
5 1 C
C O V E R
B D
E R O M 2
P 7 0
P 7 4
P 7 5
P 7 6
1 2 7
A N 1
8 3
5 3 A
T N O R
A N 3
8 5
5 1 B
H E T H
A N 2
8 4
L A S P
1 1 0
R M 1
2 5
2 6
5 3 C
R M 2
R M 2
2 7
5 3 C
R M 3
R M 3
2 8
5 3 C
R M 4
R M 4
1 1 5
5 3 C
P A 0
M T I 0
P B 6
H V C R
1 3 4
2 6 B
P 8 5
X S E N
2 3
2 6 A
E X C S 1
E X I N T
1 1 3
5 3 B
L O C K
1 0 0
B D
1 3 1
R O M 2
1 2 1
5 1 C
R E S I
1 2 5
5 1 C
T C S
7 3 B
T E L
2 2
* R 1 2 3
+ 5 V
+ 5 V
C L K 2 4
R 1 1 4
2 0 0
4 2
3 5 C
1 2 3
P 7 2
E E C K
A M 8 1 6
7 0
7 8
5 3 D
P A 1
M T I 1
1 2 0
P 7 7
6 9
P W M 4
S E N 9
C 1 1 4
C C 1 0 4
P A 3
6 5
5 5 A
M S I L
S 0 V
B A V D D
1 8
R V D D
1 8
C 9 9
C C 1 0 4
R V D D
6 6 B
S 0 V
R V D D
+ 5 B
1 9
C 9 8
C C 1 0 4
1 0
R T C C O N
1 3
C K 3 2
B A C L K
B A E N B
1 1
1 2
1 4
C K 3 2 0 N
R 1 1 2
+ 5 B
2 0
B K S L
C 1 0 1
C C 1 0 1
M 5 V
M 0 V
A V D D
A G N D
R 1 1 1
0
S 0 V
8 1
8 0
1 1 6
S 0 V
T S T 1
T S T 2
T S T 3
T S T 4
7 9
8 6
8 7
F G
S 0 V
F G
S 0 V
S 0 V
8
7
6
5
2 4 A
R S
1 6 A , 2 6 A
3 4 C , 6 5 D
D B U S
3 2 B , 3 5 C
5 5 C
3 3 D
C - 0 0 1 R
C C 1 2 P
S 0 V
S 0 V
6 8 x 4
6 8 x 4
C C 1 0 4 x 6
0
1 2 9
S E N 4
9 2
M T D I 1
1 2 8
7 6 C
V O L 3
6 8 X 4
N C
R 1 5 5
1 K
R 1 5 8
1 M
(
)
S 0 V
5 3 C
R M 1
4
3
2
1
5
6
7
8
4
3
2
1
5
6
7
8
4
3
2
1
5
6
7
8
R A 3
R A 4
4
8
7
6
2
5
1
3
4
8
7
6
2
5
1
3
6 8 x 4
6 8 x 4
+ 5 V
F G
S 0 V
P C B C H
B 6 B - P H
S 0 V
+ 5 B
R H 5 V A
V D D
G N D
Q 2 3
(
)
* R 1 2 2
2 2 K
O U T
E E C K
C 9 7
C C 1 0 2
S 0 V
R 1 1 0
1 0 0
+ 5 V
+ 5 V
S 0 V
S A M P
+ 5 V
2 6 A
E X C S
+ 5 V
R 1 2 4
2 2 K
V O L 1
S 0 V
C 1 2 4
C C 1 0 4
4
5
X T 1
S O T H R
+ 5 V
2 S C 3 9 2 8 A
5 1 B
3 6 C
5 5 A
7 5 C
2 3 D
3 4 C
2 2 B , 2 2 D
5 1 D
5 5 C
R 1 4 0
C 1 2 3
C C 1 5 4
( 2 1 2 5 )
C
1
1
2
R 1 8 0
2 2 K
R 1 8 1
2 2 K
C 1 4 1
C C 1 0 4
C 1 1 5
C C 1 0 4
R 1 4 4
1 0 K
Q 2 5
R 1 5 6
R 1 4 1
0
R 1 0
0
R 1 6 5
R 7
0
2 2 K
2 2 K
(
)
7 1 C
S 0 V
C 6 3
C C 1 0 4
2 4 . 5 7 M H z
S 0 V
(
)
S 0 V
L 7
L L 2 4 1
A S I C M F C 2
R 1 4 5
1 0 K
S T B
3
4
3
2
1
5
6
7
8
4
3
2
1
5
6
7
8
4
3
2
1
5
6
7
8
4
3
2
1
5
6
7
8
4
3
2
1
5
6
7
8
4
8
7
6
2
5
1
D 7 R
D 6 R
D 5 R
D 4 R
D 3 R
D 2 R
D 1 R
D 0 R
D 7
D 6
D 5
D 4
D 3
D 2
D 1
D 0
D B U S
D R B U S
R A 1 3
1 5 0
x 4
R A 1 2
1 5 0
x 4
A
B
1
2
3
C
D
1
2
3
5
6
A
B
C
D
6
4
4
5
Содержание MFC-9050
Страница 5: ...CHAPTER I GENERAL DESCRIPTION ...
Страница 8: ...I 2 ...
Страница 17: ...CHAPTER II INSTALLATION ...
Страница 18: ...CONTENTS 1 INSTALLING THE UPDATE DATA TO THE FACSIMILE EQUIPMENT II 1 ...
Страница 21: ...CHAPTER III THEORY OF OPERATION ...
Страница 23: ...III 1 1 OVERVIEW Not provided on the FAX 8250P MFC 9050 ...
Страница 26: ...III 4 2 2 Laser Printing Mechanism 2 2 1 Paper pulling in registration feeding and ejecting mechanism ...
Страница 33: ...III 11 Not provided on the FAX 8250P MFC 9050 Location of Sensors and Actuators ...
Страница 36: ...III 14 ...
Страница 38: ...III 16 European versions ...
Страница 42: ...CHAPTER IV DISASSEMBLY REASSEMBLY AND LUBRICATION ...
Страница 48: ...IV 4 n n Disassembly Order Flow ...
Страница 78: ...IV 34 Setting up the main PCB after replacement ...
Страница 90: ...IV 46 2 Control panel locks 3 Scanner frame ASSY and separation roller gear ...
Страница 91: ...IV 47 4 Top cover lock spring 5 Gear drive unit ...
Страница 92: ...CHAPTER V MAINTENANCE MODE ...
Страница 99: ...V 6 Scanning Compensation Data List ...
Страница 145: ...V 52 FAX2750 FAX 8250P MFC4350 MFC4650 MFC 9050 Key Button Entry Order 1 ...
Страница 146: ...V 53 MFC6650MC MFC 9550 FAX 8050P Key Button Entry Order 2 ...
Страница 151: ...CHAPTER VI ERROR INDICATION AND TROUBLESHOOTING ...
Страница 174: ...July 98 5X5301 Printed in Japan ...
Страница 198: ......
Страница 199: ......
Страница 200: ......