Read Sharp AM-400 (serv.man4) Service Manual online
AM-400DE
6 – 7
7. Printer Controller Block (6/10)
Printer
Controller
Block
6/10
A
A
B
B
C
C
D
D
E
E
F
F
G
G
H
H
I
I
6
6
5
5
4
4
3
3
2
2
1
1
DG
DG
DG
+5V
DG
DG
DG
+5V
+5V
DG
+5V
+5V
DG
+5V
DG
DG
DG
+5V
DG
DG
+5V
DG
DG
DG
DG
DG
+5V
DG
APC_AUTO
RTH
/MVSYNC
/LASERON
LDEN
/MDSRDY
MCON
/MDREADY
PWM2
PMD
TC/BSON
/PMRDY
PWM0
/MDPAGE
/MCPRDY
/PWMINT
/MPCURES
/MSYNC
/MEPRDY
STEP
/NMI
SAMPON
/ZC
/MSTS
/MDCRDY
/MEN
/PUMB /PUMA PUMB PUMA
P86
P85
CCW
/MPCURES
P87
/NMI
P87
TCT1
PMCLK
HLON
/MMRES
TCT2
P86
/DOP
/ROLSNS /PIN
OPEN_TRAY
PWRLY
VFM
/MSCLK
SYN_LON
P85
PWM1
/MCMD
/POUT2
PE_BY
TCT0
/POUT1
TXD RXD SCK3
TXD
RXD
SCK3
C198
0.1U
R
251
100
R252 10K
C107 N.M.
R261
100
R276
10K
R238
10K
R247 10K
R
260
33
R241
10K
R239
10K
R271 100
TP51
R243
10K
C197
15P
R273
10K
R245
10K
R430
0
R374 10K
R257
33
R248
10K
R240
10
R274
10K
R235
33
R266 10K
R384
33
R258
10
C191 1000P
R234
0
R272
0
R262
100
R270 10K
C195 2200P
R237
10K
P87
1
P86
3
NMI
5
P85
7
RESET
9
DG
2
TX
D
4
RX
D
6
SC
K3
8
+5
V
10
1
3
5
7
91
0
8
6
4
2
CNICEM
B10B-PHDSS
R259
33
R268 10K
R265 10K
R233
33
R269 10K
C194 2200P
R431
0
C200
0.1U
R236
10
TP52
R256
100
R
253
100
TP89
C
199
0.1U
X1
5
AVCC
3
X2
4
VSS
9
P66/FTIOC1
48
P67/FTIOD1
49
P85
16
P86
15
P87
14
P20/SCK3
41
P21/RXD
40
P22/TXD
39
P23
38
P72/TXD_2
69
P14/IRQ0
25
P70/SCK3_2
67
P71/RXD_2
68
VCL
6
VCC
12
P15/IRQ1/TMIB1
26
P16/IRQ2
27
P17/IRQ3/TRGV
28
PB3/AN3
78
PB5/AN5
80
P30
24
P33
21
PB2/AN2
77
P96
65
PB0/AN0
75
PB4/AN4
79
VSS
50
P80/FTCI
51
P81/FTIOA
52
PB6/AN6
1
P90/SCK3_3
59
P91/RXD_3
60
P92/TXD_3
61
P74/TMRIV
70
P77
73
P82/FTIOB
53
PB7/AN7
2
RES
7
TEST
8
P51/WKP1
35
P50/WKP0
36
P34
20
P36
18
P35
19
P37
17
P52/WKP2
34
P53/WKP3
33
P10/TMOW
56
P11/PWM
57
P12
58
OSC1
11
P54/WKP4
32
P55/WKP5/ADTRG
31
OSC2
10
P56/SDA
30
P57/SCL
29
P97
66
P75/TMCIV
71
P76/TMOV
72
P24
37
P63/FTIOD0
45
P62/FTIOC0
44
P61/FTIOB0
43
NMI
13
P64/FTIOA1
46
P60/FTIOA0
42
AVSS
74
P31
23
P32
22
PB1/AN1
76
P84/FTIOD
55
P93
62
P94
63
P95
64
P
83/FTIOC
54
P65/FTIOB1
47
IC21
HD64F36049HV(Flash),
HD64336047A06HV(Mask)
X5
20MHz
R244
10K
C193 470P
R255
100
R432
0
R232
33
R250 N.M.
C192 470P
R242
10K
K
A
AK
D13
MC2850
C196
15P
R275
10K
TP50
R264 10K
R263
33
R
249
100
R267 10K
R2
54
33
R246
10K
(3-B1) (3-B1) (3-B1)
(4-B1)(7-B2)(7-B4)(7-D3)
(4-G2)(6-G2)(9-A4)
(4-B1) (4-H1)
(4-H1)
(4-H1)
(8-B5)
(10-D5)
(8-B5)(8-E3)
(8-E3)
(6-I2) (6-I2) (6-I2)
(7-D2)
(7-B2)(7-B5)
(7-E3)
(7-B5) (7-B4)
(7-B4)
(6-G2)
(4-B1) (4-H1)
(4-H1)
(8-F2)
(10-E3)
(7-D2) (8-B4) (8-B4) (8-B4)
(9-A5)
(7-B3)
(9-D5) (9-G4) (10-B2) (10-B2) (10-B2)
(6-G2) (6-G2) (6-G2)
(9-B2)
(9-B3) (9-B3)
(9-B3)
(9-D6) (9-D6) (9-D6) (9-D6)
(10-E3)
(10-E6)
(10-E4) (10-E5) (10-E5)
(8-B2)
(4-G2)(6-B4)(9-A4)
(6-B4)
(6-F5)
(6-F5)
(6-F5)
(6-B5)
(6-B5)
(6-B5)
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