Sharp AM-300 (serv.man4) Service Manual ▷ View online
AM-300DE
6 – 9
9. High Voltage Control & Thermistor Input Block (8/10)
High
Voltage
Control
&
Thermistor
Input
Block
8/10
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
+5V
DG
DG
DG
+5V
+5V
DG
DG
+5V
DG
DG
DG
DG
+5V
+5V
DG
+5V
DG
DG
DG
+5V
+5V
+5V
DG
+5V
DG
DG
+24VH
DG
DG
DG
DG
DG
+5V
+5
V
MG
+2
4V
+24V
MG
+24VH
DG
+5V
+5V
DG
MCON
MCON
PWM0
PWM2
/PWMINT
PWM1
FTH
RTH
TC/BSON
/DOP
3.98V
1
2
3
8
4
+
-
IC31A
BA10393F
C217 0.1U
R324 4.7K
C222 0.1U
C225 N.M.
R309
0
TP56
R327 10K
R312
10K
C230
0.1U/50V
(1608)
C227 0.1U
R317 10K
R308
33
R325
1M
4
5
6
14
7
IC29B
74LV08APW
C224 N.M.
TP60
C221 N.M.
1
2
3
14
7
IC29A
74LV08APW
C229
0.1U
(1608)
R323 10K
R326 5.1K-F
56
14
7
IC25C
74LV06APW
R329 20K-F
R310
33
+
C228 10U/16V
R307
100
C220 10P
TP59
R305 1K
TP61
R306
33
TP53
TP54
R330
1M
A
3
B
4
C
5
D
6
CLK
2
LOAD
9
CLR
1
QA
14
QB
13
QC
12
QD
11
RCO
15
VCC
16
GND
8
ENP
7
ENT
10
IC28
74HC161FP
R304
33
R320 20K-F
C219 0.1U
R328 100K
R318 4.7K
R314 100
TP57
R319 20K
PGND
1
PWMSIN
2
MCON
3
TCON
4
+24V
5
1
2
3
4
5
CNHV
A2001WV2-5P
12
14
7
IC25A
74LV06APW
R303
33
R321
0
R311
10K
R313
10K
RTH
2
+5V
1
1
2
CNRTH
B2B-PH-K-S
R322 100K
R315 47K
C218 100P
R316 47K
D0
4
D1
3
D2
2
D3
1
D4
15
D5
14
D6
13
D7
12
A
11
B
10
C
9
G
7
W
6
Y
5
VCC
16
GND
8
IC30
74HC151FP
7
6
5
8
4
+
-
IC31B
BA10393F
TP55
+
C223 N.M.
C226 N.M.
12
13
11
14
7
IC23D
74LV32APW
TP58
(6-B5)
(6-B5)(8-E3)
(6-F5)
(6-F5)
(6-F5)
(6-B5)(8-B5)
(6-B5)
(9-A5)
(6-F3)
(6-F6)
AM-300DE
6 – 10
10. Driver Block (9/10)
Driver
Block
9/10
NOTE:
This
mark
indicates
a
safety-critical
part(s).
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
+5
V
+5V
+5V
+5V
+5V
DG
DG
DG
DG
+5V
+5V
+5V
+5V
+24V
DG
DG
DG
MG
MG
MG
+24V
MG
MG
+24V
MG
MG
MG
+5V
MG
MG
DG
MG
+5V
MG
MG
MG
MG
MG
FTH
PWRLY
/MPCURES
STEP
VFM
/PUMB
/PUMA
PUMB
PUMA
HLON
/PWRLY
/H
LON
/MEN
CCW
/MMRES
R342
100
R346 10K
PUMBD
1
PUMAD
2
PUMBD
3
PUMAD
4
VMT
5
VMT
6
1
2
3
4
5
6
CNPUM
A2001WV2-6P
C243 0.1U/50V
(1608)
C242 0.1U/50V
(1608)
C281
N.M.
C260
0.1U/50V
(1608)
C236 0.1U
C2
33
0.
1U
R355
N.M.
R341 10K
R348
0.22
(1W)
C240
0.01U/50V(1608)
R338 1K
VCC
14
GND
7
IC33C
74AHC74PW
+
C261
10U/16V
C282
N.M.
C241
0.22U/16V
(1608)
9
10
8
14
7
IC29C
74LV08APW
1
2
F6
KAB3202
102
NA29
C2
32
33P
D
12
CLK
11
Q
9
Q
8
PR
10
CLR
13
IC33B
74AHC74PW
R332
0
VFM+
1
N.C.
2
VFM-
3
1
2
3
CNFM
A2001WV2-3P
C231 33P
R334
0
R354
0
MA+
1
MB+
2
MA-
3
MB-
4
1
2
3
4
CNMM
B4B-PH-K-S
VBB1
22
OUT1B
21
OUT2B
4
VBB2
3
SENSE2
2
REF
17
SENSE1
23
STEP
16
PGND
6
OUT1A
24
OUT2A
1
VDD
15
CP1
8
CP2
9
ROSC
14
ENABLE
5
PG
ND
7
VCP
10
DIR
20
PGND
19
PGND
18
MS1
12
RESET
13
VREG
11
IC34
A3982SLB
R347 10K
R345 N.M.
R333
0
12
13
11
14
7
IC29D
74LV08APW
R352
0.22
(1W)
R353 N.M.
R336
0
R337 10K
B
E
C
Q18
RT5N141C
D
2
CLK
3
Q
5
Q
6
PR
4
CLR
1
IC33A
74AHC74PW
C237
0.01U/50V(1608)
R335
0
34
14
7
IC25B
74LV06APW
R349 10K
R350
1K
C239
0.01U/50V(1608)
R339
0
D21
UDZS6.2B
R344 10K
1
2
F7
KAB2402
402
NA29
+
C235
100U/50V
R340 10K
C238
0.01U/50V(1608)
R343
0
R331
0
1B
1
2B
2
3B
3
4B
4
5B
5
6B
6
7B
7
E
8
COM
9
7C
10
6C
11
5C
12
4C
13
3C
14
2C
15
1C
16
IC32
ULN2003AN
R351 3K
D15
1N4748
C234
0.1U/50V
(1608)
(8-B2)
(6-F5)
(4-G2)(6-B4)(6-G2)
(6-F5)
(6-F4)
(6-F4)
(6-F4)
(6-F4)
(6-F5)
(6-F5)
(6-F4)
(6-F4)
(10-D5)
(10-D5)
(6-F5)
AM-300DE
6 – 11
11. Sensor Connector & Power Supply Block (10/10)
Sensor
Connector
&
Power
Supply
Block
10/10
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
+3.3V
+24VH
+24V
DG
+5V
DG
DG
+5V
+5V
DG
DG
DG
DG
+5V
DG
DG
DG
+5V
+5V
DG
+5V
DG
DG
DG
+5V
MG
FG2
DG
FG1
D
G
+5V
+5V
DG
MG
D
G
DG
DG
DG
DG
/HLON
/ZC
PE_BY
/PIN
/ROLSNS
/POUT1
TCT2
TCT1
TCT0
/PWRLY
/POUT2
OPEN_TRAY
+24VH
+24V
+3.3V
+5V
R128
N.M.
(1608)
R124
N.M.
(1608)
R129
N.M.
(1608)
R383
100
C254 1000P
R365
N.M.
C259 1000P
MG
1
+24V_SUB
2
MG
3
MG
4
+24V
MAIN
5
DG
9
+24V
MAIN
6
+5V
8
+3.3V
10
DG
11
DG
7
HLON
12
PWRLY
13
ZC
14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
CNPW
A2001WV2-14P
TCT2
1
COM
2
TCT1
3
TCT0
4
1
2
3
4
CNTCT
A2001WV2-4PE
R368
N
.M.
(1608)
TP63
PE_BY
1
GND
2
1
2
CNBYPE
B2B-PH-K-M
R381
100
R379 10K
C250 1000P
R369
0(1608)
R364
N.M.
R127
N.M.
(1608)
R131
N.M.
(1608)
R357
100
R356 10K
DG3
C253 1000P
R378
10K
C258 1000P
R373
100
DG2
R367
100
R359
100
C256 1000P
D20 N.M.
R377
10K
R130
N.M.
(1608)
D22 N.M.
R358 10K
PIN
1
GND
2
1
2
CNPIN
B2B-PH-K-R
1
2
C288 N.M.
TP65
OPEN_TRAY
1
GND
2
1
2
CNTCVR
B2B-PH-K-S
R125
N.M.
(1608)
R376
10K
C246 1000P
R362
100
C249 0.1U
C245
0.1U/50V
(1608)
D19 N.M.
C252 0.1U
+
C251 47U/16V
R372 10K
POUT1__AN
3
GND
2
POUT1
1
1
2
3
CNPOUT1
B3B-PH-K-S
+
C244
47U/50V
R361 47K
R382
100
R123
N.M.
(1608)
+
C248
47U/16V
TP64
R363
0
C257 1000P
R371
0(1608)
DG1
R360 10K
C247 N.M.
(1608)
R366 10K
POUT2
1
GND
2
1
2
CNPOUT2
B2B-PH-K-R
TP62
ROLSNS
1
GND
2
1
2
CNROLSNS
A2001WV2-2PE
R126
N.M.
(1608)
R380
100
(6-B5)
(9-A5)
(9-A5)
(6-F5)
(6-F5)
(6-F5)
(6-F6)
(6-F4)
(6-F4)
(6-F4)
(6-F4)
(6-F4)
AM-300DE
6 – 12
12. Control PWB parts layout (Top side)
The CONTROL PWB of the model employs lead-free solder.
F6
F8
X3468XH-4Y
B
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