Specifications

AL-1551 CIRCUIT DIAGRAM 13-2
A A
B B
C C
D D
E E
4 4
3 3
2 2
1 1
MCU 2. INPUT SECTION (OC/SPF/RSPF/Duplex Models)
R326 20KJ
R327 20KJ
R316 20KJ
R250 20KJ
R258 10KJ
C403
1000p
C402
1000p
C388
1000p
C311
1000p
C339
1000p
C382
22000p
R217 7.5KJ
R221
620F
R223
10KF
R244 10KJ
R218 1MF
R220 1.2KJ
C303 22000p
C328 0.1u
R237 7.5KJ
C292
1000p
R233 20KJ
C291
1000p
C276
1000p
C263
1000p
R242 20KJ
R243 20KJ
C262
1000p
IC202
74HC151
7
11 10
9 4 3 2 1
15 14 13 12
5
6
EN
MUX
0 7
G
}
2 0 1 2 3 4 5 6 7 0
R216 4.7KJ
R253 10J R246 10J R238 10J
C314 33p C305 33p
C293
33p
R239 1KJ
R101 1KJ 2W
R212
4.3KJ1/4W
C301 1000p
IC201B NJM2903
5 6
7
8 4
+ -
IC201A NJM2903
3
2
1
8 4
+ -
IC209A LM358
3
2
1
8 4
+
-
IC207B 74LS07
3 4
IC207C
74LS07
5 6
R288
R287
R291
R312 300J
R273 100J
C340 0.1u
R214 1KF R215 10KF
D109 1SS133
D105
1SS133
D104
1SS133
D108 MA700
R206
1KJ
C217 1000p
R261
1KJ
C331 1000p
R234 10KJ
R341 20KJ
IC211A
74HC14
1 2
C277
1000p
R340
1KJ
C435
1000p
C257 0.1u C389 0.1u
R236 7.5KJ
R262 10KJ
R268
47J
R267 47J R266 47J
IC203
74HC151
7
11 10
9 4 3 2 1
15 14 13 12
5 6
EN
MUX
0 7
G
}
2 0 1 2 3 4 5 6 7
0
IC207A 74LS07
1
2
C313 0.1u
R226 10KJ
C261
1000p
C335 100p C334 100p
C320
100p
C330 0.1u
BR120 1KJ
5
6
7
4
3
2
1
8
BR169
1KJ
5
6 7
4
3
2
1
8
R241 20KJ
R240 10KJ
C278
1000p
C290
1000p
BR119 1KJ
5
6
7
4 3 2 1
8
R102 0.22J 2W
IC206
74HC151
7
11 10
9 4 3 2 1
15 14 13 12
5
6
EN
MUX
0 7
G
}
2 0 1 2 3 4 5 6 7 0
R231
1KJ
R232
1KJ
R252
1KJ
R251
1KJ
D207 DA204K
1 2
D202
DA204K
1 2
D205
DA204K
1 2
D206 DA204K
1 2
R331
1KJ
D201 DA204K
1 2
D115 DAN202U
3
2
1
C321 100p
D114 DAN202U
3
2
1
D128 DAN202U
3
2
1
D112 DAP202U
3
2
1
C354
0.1u
C319 100p
D119 DAP202U
3
2
1
D113 DAN202U
3
2
1
D129 DAP202U
3
2
1
D116 DAP202U
3
2
1
D110 DAP202U
3
2
1
D111 DAP202U
3
2
1
D117 DAN202U
3
2
1
D118 DAN202U
3
2
1
C312 100p
C302 0.1u
R207 10KJ
D132 DAP202U
3
2
1
D131 DAN202U
3
2
1
R335 20KJ C451
1000p
5V
A5V
A5V
5V
24V1
5V
5V
5V
12V
12V 12V
A5V
5V
5V
5V
5V
5V 5V
5V
5V
5V
5V
FTH
THOPEN
RTH-IN
SIN2
(PPD2)
SIN1 SIN3
(TCS) (PPD1) (POD) (MFD)
THOPEN
(PPD3)
(PMRDY)
(PPD3) (PPD1) (PPD2)
(SDSW)
(MMLD)
(SB4D) (SPID)
DSWS
24V1
24V1(DSWS)
DVS1
SELIN1 SELIN2 SELIN3
SELIN1O
SELIN2O
SELIN3O
RTH
/MEMORY-IN
/GDI-IN
(MHPS)
MHPS
PPD1 PPD2 PPD3
DSWS
PMRDY
(PMRDY)
SDSW SPID SPPD
(SPPD) (SDSW) (SPID)
POD
(POD)
TCS MFD MMLD
(TCS) (MFD) (MMLD)
CED2 CED1
DVSEL
DVS1
(CED2)
(CED1)
(CED2)
(CED1)
(SDOD)
(DVIN)
SB4D
(SB4D)
THERMISTER SENSE CIRCUIT
INPUT PORT SELECT CIRCUIT
AN-GND
P-GND P-GND
1.5KJ*3
AN-GND
AN-GND
(6-D2)
(1-B2)
(6-C1) (6-C1) (6-C2)
(2-E4) (2-E3) (2-E3)
(1-D3) (1-D3) (1-D3)
(6-B4)
(6-B4)
(6-B4)
(6-D1)
(6-E1)
(4-D2)
(1-D3)
(2-E3)
(6-A1)
(6-A2,6-A4)
(2-E3)
(1-C4)
(1-C4)
(1-C4)
(2-B1) (2-B1)
(2-E2) (2-B4) (2-B3) (2-D2) (2-B3)
(2-B4)
(2-B3)
(2-B1)
(2-B3) (2-B4) (2-B1) (2-B3) (2-B1) (2-B4)
(6-C1)
(6-C4)
(2-E4)
(7-A1) (7-B1) (7-B1)
(2-E3) (2-E3) (1-B2)
(6-C1)
(2-E4)
(6-B2) (6-B2) (6-A2)
(2-E4) (2-E4)
(2-E3)
(6-C3) (6-C2)
(6-B2)
(2-E4)
(2-E3)
(2-E4)
(7-A3)
(7-C1)
(7-A1)
(2-E3)
MOUNTED ON SPF/RSPF/Duplex MODEL ONLY
MOUNTED ON SPF/RSPF/Duplex MODEL ONLY
MOUNTED ON SPF/RSPF/Duplex MODEL ONLY
MOUNTED ON SPF/RSPF/Duplex MODEL ONLY
MOUNTED ON SPF/RSPF/Duplex MODEL ONLY
MOUNTED ON SPF/RSPF/Duplex MODEL ONLY