Read Sharp AR-C170 (serv.man6) Service Manual online
AR-C170M PCU PWB 3 - 10
5
4
3
D
C
B
A
PCU PWB (A/D,D/A Convert Section)
5
4
3
TH_PWB
THHI_REF
THHI_REF
THHI_REF
THHI_REF
THHI_REF
+5V
+5V
+
+3.3V
+3.3V
+3.3V
+5V
+3.3V
+3.3V
+5V
+3.3V
+5V
+3.3V
+3.3V
<2>
GAIN0
<4>
GAIN3
<4>
GAIN2
<4>
GAIN1
<4>
<1>
<2>
PCSK
<1>
PCSC
<1>
REGSEN
<1>
<1>
<1
THSU
<1>
THSD
<1>
<1
<1
THSD(CPU)
<2>
THSU(CPU)
<2>
HL_HITrouble\
<6>
HL2
<1>
HL1
<1>
HL2_ON
<4>
HL1_ON
<4>
THSU(CPU)
<2>
THSD(CPU)
<2>
Pro-Con
Sensor
PHOTO
G-level
Current Max 60mA
0.045W par 1ch
0.045W par 1ch
AMETHYSTSENSOR
BEAR SENSOR(CL)
BEAR SENSOR(BK)
BEAR SENSOR(CL)
BEAR SENSOR(BK)
ProCon(BLACK)
ProCon(COLOR)
ProCon(COLOR)
Current Max 60mA
0.045W par 1ch
0.045W par 1ch
Registration
YES
NO
NO
NO
NO
SENSOR
Controll
GAIN Cir.
<<STUDY!!>>
Input
Input
Impedance Down: 10KOhm.
Too Small & Large?
To High-Te
& CPU A/D
& CPU A/D
Must be Pull-Up
Trouble
Low:
High Temp
Dead Lock
Dead Lock
Powering
Up, HEATER OFF
245deg setting
-> 13K/2K or 6.2K/1K
225deg setting
-> 8.2K/1.8K
Photo Coupler->Triack
ASEN_LED
BSEN_LED
ASEN_POW
BSEN_POW
C
E
B
47K
10K
Q40
DTA114YUA
DTA114YUA
47K
10K
Q40
DTA114YUA
DTA114YUA
A1
R75
1KJ
1KJ
R75
1KJ
1KJ
5
6
7
4
11
+
-
IC19B
LM324D
+
-
IC19B
LM324D
K1
R236
47KJ
R236
47KJ
1
8
2
7
3
6
4
5
BR19
33JX4
33JX4
R235
1KJ
R235
1KJ
R103
1MJ
R103
1MJ
B
E
C
Q39
2SC2412KQ
2
Q39
2SC2412KQ
2
R135
2.4KF
2.4KF
R135
2.4KF
2.4KF
C
E
B
47K
10K
Q36
DTA114YUA
DTA114YUA
47K
10K
Q62
2SK3018
2SK3018
Q62
2SK3018
2SK3018
10
9
8
4
11
+
-
IC19D
LM324D
+
-
IC19D
LM324D
R74
6.2KJ
6.2KJ
R74
6.2KJ
6.2KJ
R232
1KJ
R110
100J
R110
100J
B
E
C
Q35
2SC2412KQ
2
Q35
2SC2412KQ
2
R102
1MJ
R102
1MJ
1
8
2
7
3
6
4
5
BR15
33JX4
33JX4
R234
4.7KJ
R234
R234
4.7KJ
t
TH1
nm_103AT-2/SEMITEC
t
TH1
nm_103AT-2/SEMITEC
R233
47KJ
R79
56F(3216)
56F(3216)
R79
56F(3216)
56F(3216)
R231
4.7KJ
C
E
B
10K
47K
10K
Q38
DTC114YUA
DTC114YUA
47K
5
4
2
3
12
+
-
IC17B
LM339D
+
-
IC17B
LM339D
7
6
1
3
12
+
-
IC17A
LM339D
+
-
IC17A
LM339D
R104
33J
R104
33J
A
K
SK
D16
MA3X704A
SK
D16
MA3X704A
9
8
14
3
12
+
-
IC17C
LM339D
+
-
IC17C
LM339D
R73
4.7KJ
R73
R73
4.7KJ
R81
1MJ
R81
1MJ
R94
56F(3216)
56F(3216)
R94
56F(3216)
56F(3216)
C
E
B
10K
47K
10K
47K
R131
100KF
100KF
R131
100KF
100KF
C33
0.1uF
C33
0.1uF
R199
10KF
10KF
R199
10KF
10KF
11
10
13
3
12
+
-
IC17D
LM339D
+
-
Q61
2SK3018
2SK3018
R82
33J
R82
33J
Q37
DTC114YUA
DTC114YUA
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