Read Sharp MX-M1055 / MX-M1205 (serv.man3) Service Manual online
Parts marked with “
” are important for maintaining the safety of the set. Be sure to replace these parts with
specified ones for maintaining the safety and performance of the set.
SHARP CORPORATION
CONTENTS
CIRCUIT DIAGRAM
CODE: 00ZMXM1205/C1
DIGITAL MULTIFUNCTIONAL
SYSTEM
SYSTEM
MX-M1055
MODEL
MX-M1205
[1] BLOCK DIAGRAM
1. SYSTEM BLOCK DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1
2. PCU PWB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
3. SCANNER CONTROL PWB. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
4. OPERATION UNIT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4
5. MFP CONTROL PWB. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5
6. LSU CNT PWB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6
[2] CIRCUIT DIAGRAM AND PARTS LAYOUT
1. MFP CONTROL PWB. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1
2. PCU PWB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-121
3. SCANNER CONTROL PWB. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-179
4. MOTHER PWB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-227
5. DSPF CONTROL PWB. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-251
6. DSPF DRIVER PWB. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-285
7. LSU CNT PWB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-293
8. 15.4 LVDS PWB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-309
9. DRIVER PWB (Paper feed) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-315
10. DRIVER PWB (Paper exit) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-319
11. PED-CIS PWB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-323
[3] POWER LINE DIAGRAM
1. AC POWER LINE DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1
2. DC POWER LINE DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2
MX-M1205 BLOCK DIAGRAM 1 – 1
[1] BLOCK DIAGRAM
1. SYSTEM BLOCK DIAGRAM
$&
,1
06
:
3:
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$&
'&36
23
7,21
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3:
%
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75
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HU
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80
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3:
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MX-M1205 BLOCK DIAGRAM 1 – 2
2. PCU PWB
Re
s
et IC
Xt
a
l
14.7456MHz
Not Mo
u
nt
FW
PCU
DC P
o
w
er
Su
pply
MFPC
Mother
L
S
U
UA
R
T
UA
R
T
CI
S
UA
R
T
option
Fini
s
her
LCT or LCC
UA
R
T
UA
R
T
CPU
H
8S
/2
3
7
3
D-Flip
Flop
s
CLK
I/O A
S
IC
L
S
UCLK
BU
N
CLK
PMC
A
S
IC 1
CLK
PMC
A
S
IC 2
Da
ta
(D0-D15)
Address
(A0-A20)
CLK
CPLD
I2C
bu
s
EEPR
OM
FLA
S
H
(16M
b
it)
S
RAM
(256k
b
it)
D
A con
v
er
ter
An
a
log
S
W
(2M
b
it)
I2C
bu
s
CR
UM
Do
ub
le F
eed
S
en
s
or
S
ynchrono
us
Motor
S
en
s
or Inp
u
t
HV PWB
(M
a
in)
F
AN Motor
Lo
a
d control O
u
tp
u
t
(Cl
u
tch,
S
olenoid)
DC Motor Control
F
AN Motor
Lo
a
d control O
u
tp
u
t
(Cl
u
tch,
S
olenoid)
S
ynchrono
us
Motor
L
S
U (LD)
HL PWB
F
us
er
u
nit
S
en
s
or Inp
u
t
S
tepping motor
F
AN Motor
S
en
s
or Inp
u
t
Lo
a
d control O
u
tp
u
t
(Cl
u
tch,
S
olenoid)
An
a
log
S
en
s
or
Coin V
ender
PMC
S
pre
a
d
S
pectr
u
m
MX-M1205 BLOCK DIAGRAM 1 – 3
3. SCANNER CONTROL PWB
㻿㻯㻭㻺㻌㻭㻿㻵㻯㻌㻌
㻳㼛㼞㼓㼛㼚㻌
CPU
H8S/2373
㻿㻾㻭㻹㻌㻌
㻝㻹㼎㻌
㻲㼘㼍㼟㼔㻾㻻㻹㻌㻌
㻤㻹㼎㻌
㻺㼑㼣㻌㻌㻌
㻵㻼㻰㻛㻰㻻㻯㻯㻌
㻸㼂㻰㻿㻌㻵㻯㻌㼀㼤㻌㻌
㻯㻸㻷㻌㻿㼑㼏㼠㼕㼛㼚㻌
㻯㻼㼁㻌㻌
㻯㻸㻷㻌
㻔㻝㻥㻚㻢㻢㻝㻹㻴㼦㻕㻌
㻯㻸㻷㻌㻌
㼓㼑㼚㼑㼞㼍㼠㼛㼞㻌
㻿㻯㻭㻺㻌㻭㻿㻵㻯㻌㻌
㻔㻺㻵㻼㻰⏝㻕㻌
㻲㻱㼀㻌㻿㼑㼏㼠㼕㼛㼚㻌
㻲㻱㼀㻌㻌
㻡㼂㻌
㻼㻰㻌
㻸㼂㻰㻿㻌㻵㻯㻌㻾㼤㻌㻌
㻭㻲㻱㻌㻌
㼀㻳㻌㻌
㻟㻌㼘㼕㼚㼑㻌㼏㼛㼘㼛㼞㻌㻯㻯㻰㻌㻌
㻟㻚㻟㼂㻌
㻔㼀㼛㻌㻭㻲㻱㻕㻌㻝㻚㻤㼂㻌
㻸㻰㻻㻌㻿㼑㼏㼠㼕㼛㼚㻌
㻸㻰㻻㻌㻌
㻝㻞㼂㻌
㻔㼀㼛㻌㻯㻯㻰㻌㻼㼃㻮㻕㻌㻝㻜㼂㻌
㻟㻚㻟㼂㻌
㻔㼀㼛㻌㻿㻯㻭㻺㻌㻭㻿㻵㻯㻕㻌㻝㻚㻞㼂㻌
㻸㻰㻻㻌㻿㼑㼏㼠㼕㼛㼚㻌
㻝㻞㼂㻌
㻔㼀㼛㻌㻯㻯㻰㻌㻼㼃㻮㻕㻌㻡㻚㻟㼂㻌
㻡㼂㻌
㻔㼀㼛㻌㻯㻯㻰㻌㻼㼃㻮㻕㻌㻟㻚㻟㼂㻌
㻯㻸㻷㻌㻌
㻸㼂㻰㻿㻌㻵㻯㻌㻾㼤㻌㻌
㻸㻰㻻㻌㻌
㻸㻰㻻㻌㻌
㻸㻰㻻㻌㻌
㻸㻰㻻㻌㻌
㻭㻲㻱㻌㻌
㻟㻌㼘㼕㼚㼑㻌㼏㼛㼘㼛㼞㻌㻯㻯㻰㻌㻌
㻟㻚㻟㼂㻌
㻔㼀㼛㻌㻭㻲㻱㻕㻌㻝㻚㻤㼂㻌
㻸㻰㻻㻌㻿㼑㼏㼠㼕㼛㼚㻌
㻯㻸㻷㻌㻌
㻸㻰㻻㻌㻌
㻭㻲㻱㻌㻌
㻛㼀㻳㻌
㻛㼀㻳㻌
㻯㻼㼁㻌㻌
㻴㻤㻿㻛㻞㻟㻣㻟㻌
㻼㻹㻯㻌㻭㻿㻵㻯㻌㻌
㻿㻾㻭㻹㻌㻌
㻝㻹㼎㻌
㻲㼘㼍㼟㼔㻾㻻㻹㻌㻌
㻤㻹㼎㻌
㻸㼂㻰㻿㻌㻵㻯㻌㼀㼤㻌㻌
㻸㼂㻰㻿㻌㻵㻯㻌㻾㼤㻌㻌
㻸㻰㻻㻌㻌
㻝㻞㼂㻌
㻔㼀㼛㻌㻯㻯㻰㻌㻼㼃㻮㻕㻌㻝㻜㼂㻌
㻟㻚㻟㼂㻌
㻔㼀㼛㻌㻿㻯㻭㻺㻌㻭㻿㻵㻯㻕㻌㻝㻚㻞㼂㻌
㻸㻰㻻㻌㻿㼑㼏㼠㼕㼛㼚㻌
㻝㻞㼂㻌
㻔㼀㼛㻌㻯㻯㻰㻌㻼㼃㻮㻕㻌㻡㻚㻟㼂㻌
㻡㼂㻌
㻔㼀㼛㻌㻯㻯㻰㻌㻼㼃㻮㻕㻌㻟㻚㻟㼂㻌
㻸㻰㻻㻌㻌
㻸㻰㻻㻌㻌
㻸㻰㻻㻌㻌
㻯㻸㻷㻌㻿㼑㼏㼠㼕㼛㼚㻌
㻯㻼㼁㻌㻌
㻯㻸㻷㻌
㻔㻝㻥㻚㻢㻢㻝㻹㻴㼦㻕㻌
㻲㼘㼍㼟㼔㻹㼑㼙㼛㼞㼥㻌㻌
㻤㻹㼎㻌
㻔㻿㼔㼍㼞㼐㼕㼚㼓㻕㻌
㻸㻱㻰㻌㻌
㻰㼞㼕㼢㼑㼞㻌
㻸㻱㻰㻌㻌
㻰㻿㻼㻲㻌㻌
㻰㼞㼕㼢㼑㼞㻌㻼㼃㻮㻌
㻹㼛㼠㼛㼞㻌
㻰㻿㻼㻲㻌㻲㻭㻺㻌㻌
㻹㼛㼠㼛㼞㻌㻌
㻰㼞㼕㼢㼑㼞㻌
㻰㼞㼕㼢㼑㼞㻌
㻹㼕㼞㼞㼛㼞㻌
㻹㼛㼠㼛㼞㻌
㻹㼛㼠㼛㼞㻌
㻸㻱㻰㻌㻰㼞㼕㼢㼑㼞㻌㻌
㻼㼃㻮㻌
㻸㻱㻰㻌㻌
㻯㻯㻰㻌㻲㻭㻺㻌㻌
㻻㻯㻿㼃㻌㻌
㻹㻴㻼㻌㻌
㻼㻰㻌㻌
㻭㼡㼐㼕㼠㼛㼞㻌㻌
㻿㻯㻺㼏㼚㼠㻌㻼㼃㻮㻌
㻰㻿㻼㻲㼏㼚㼠㻌㻼㼃㻮㻌
㻯㻯㻰㻙㻾㻌㻼㼃㻮㻌
㻯㻯㻰㻙㻲㻌㻼㼃㻮㻌
㻹㼛㼠㼔㼑㼞㻌㻼㼃㻮㻌
㻹㼍㼕㼚㻌㻰㻯㻌㻼㼃㻮㻌
㻼㻯㼁㻌㻼㼃㻮㻌
㻝㻞㼂㻌
㻡㼂㻌
㻟㻚㻟㼂㻌
㻝㻞㼂㻌
㻡㼂㻌
㻟㻚㻟㼂㻌
㻡㼂㻻㻌㼒㼛㼞㻌㻿㻼㻱㻰㻌
㻞㻠㼂㻌
㻞㻠㼂㻌
㻲㻙㻾㻳㻮㻌
㼐㼍㼠㼍㻌
㻾㻙㻾㻳㻮㻌
㼐㼍㼠㼍㻌
㻾㻳㻮㻌
㼐㼍㼠㼍㻌
㼐㼍㼠㼍㻌
㻻㻯㻙㻾㻳㻮㻌
㼐㼍㼠㼍㻌
㻰㻿㻼㻲㻙㻾㻳㻮㻌
㼐㼍㼠㼍㻌
㻿㻯㼋㻭㻯㻷㻌
㻼㻯㼁㼋㻾㻱㻽㻌
㻰㻲㻌㻿㼑㼚㼟㼛㼞㻌㻌
㻿㼑㼚㼟㼛㼞㻌㻌
㟼㟁㻌㻌
㼀㼛㼡㼏㼔㻌
㻼㼍㼚㼑㼘㻌
㻷㼑㼥㻌㻌
㻸㻯㻰㻌㻌
㻝㻡㻚㻠㻌
㻸㼂㻰㻿㻌㻵㻯㻌㼀㼤㻌㻌
㻸㼂㻰㻿㻌㻵㻯㻌㻾㼤㻌㻌
㻸㻯㻰㻌
㼐㼍㼠㼍㻌
㼐㼍㼠㼍㻌
㻡㼂㻻㻌
䠄㻼㼛㼘㼍㼞㼕㼟㻛㻴㼑㼞㻞ඹ㏻䠅㻌
㻸㼂㻰㻿㻌㻵㻯㻌㻾㼤㻌㻌
㻸㼂㻰㻿㻌㻵㻯㻌㼀㼤㻌㻌
㻿㻯㻭㻺㻌㻭㻿㻵㻯㻌㻌
㻿㻯㻭㻺㻌㻭㻿㻵㻯㻌㻌
㻳㼛㼞㼓㼛㼚㻌
㻺㼑㼣㻌㻌
㻵㻼㻰㻛㻰㻻㻯㻯㻌
㻯㻸㻷㻌㻌
㼓㼑㼚㼑㼞㼍㼠㼛㼞㻌
㻿㻯㻭㻺㻌㻭㻿㻵㻯㻌㻌
㻿㻯㻭㻺㻌㻭㻿㻵㻯㻌㻌
㻔㻺㻵㻼㻰⏝㻕㻌
㻯㻼㼁䜈㻌
㼡㼍㼞㼠㻌
㻸㼂㻰㻿㻌㻌
㻼㼃㻮㻌
㻱㻲㻵㻌㻌
㻵㻛㻲㻌㻼㼃㻮㻌
㻯㻼㼁䜈㻌
㻵㻞㻯㻌
㻮㼡㼒㼒㼑㼞㻌
㻵㻞㻯㻔㼀㻼㻕㻌
㻌㼁㻿㻮㻌
㻔㼀㻼㻕㻌
㻔㼀㻼㻕㻌
㻵㻞㻯㻌㼛㼞㻌㼁㻿㻮㻌
㻔㼀㻼㻕㻌
㻔㼀㻼㻕㻌
㻸㻯㻰㻌
㼐㼍㼠㼍㻌
㼐㼍㼠㼍㻌
㻡㼂㻻㻌
㻷㼑㼥㻌
㻵㻞㻯㻌㼛㼞㻌㼁㻿㻮㻌
㻮㼁㻿㻌㻿㻱㻸㻔㼀㻼㻕㻌
㻮㼁㻿㻌㻿㻱㻸㻔㼀㻼㻕㻌
㻵㻞㻯㻌㼛㼞㻌㼁㻿㻮㻌
㻮㼁㻿㻌㻿㻱㻸㻌
㻮㼁㻿㻌㻿㻱㻸㻌
㼀㼛㼡㼏㼔㻌㻌
㻼㻭㻰㻌
㼀㻼㻭㻰㻌
㼁㻿㻮㻌
㼁㻿㻮㻌
㼀㻼㻭㻰㻌
㼁㻿㻮㻌
㼁㻿㻮㻌
㼀㻼㻭㻰㻌
㻸㻱㻰㻌
㻸㻱㻰㻌
㼀㻼㻭㻰㻌
㻸㻱㻰㻌
㻸㻱㻰㻌
㻴㻹㻌㻷㻱㼅㻌
㻼㼃㻮㻌
䠄㻴㼑㼞㻞ඹ㏻䠅㻌
㻌㻵㻞㻯㻌
㻔㼀㻼㻕㻌
㻔㼀㻼㻕㻌
