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6 - 1

 

SECTION 6. VOLTAGE 

DIAGRAM

NOTICE:

 Refer to the PARTS LIST for the value and name of each component.

   • MAIN-A1/-A2/-A3/-A4 UNIT

IC2

1 NO-INVIN

2 INVIN

3 FB

4 DTC

5 CT

6 RT

7 GND

8 C1

9

E1

10

E2

11

C2

12

VCC

13

OC

14

REFOUT

15

INVIN

16

NO-INVIN

IC4

1 2 3 4

5

6

7

8

Q2

1

2

3

4

5

6

D3

X1

L2

GR

DS1

C17

C18

C19

C20

C21

C22

C23

C24

C27

C28

C25

R27

R28

R29

R30

R32

R37

R38

R68

C29

C30

C33

L1

C15

C14

C35

EP1

C12

C1

C3

C16

C11

C31

C36

C32

C10

CP9

CP10

CP11

CP12

CP13

CP14

CP5

CP6

CP8

7

P

C

2

1

R

8

1

R

R31

5

3

R

R13

R14

7

R

R10

9

R

R72

6

3

R

C39

3

R

R4

R6

8

R

R11

R15

R16

7

1

R

3

2

R

9

6

R

R25

R70

R71

R66

4

3

R

R26

Q10

D2

D6

D5

Q9

Q8

6

2

C

HR88

R76

Q4

Q3

D4

Q1

R73

R74

HC38

IC1

1 VO

2 GND

3 CD

4

VOR

5

VIN

C7

1

P

C

2

P

C

C9

C8

R5

D7

9

1

R

R20

R75

R21

Q7

C34

C6

D1

R2

Q6

3

3

R

CP15

CP16

CP17

IC3

1 P23

2 P24

3 P25

4 AVDD

5 ANI0

6 ANI1

7 ANI2

8 ANI3

9 AVSS

10 IC0

11 P50

12 P51

13 P52

14 P53

15 P00

16

P01

17

P02

18

P03

19

RESET

20

IC0

21

IC0

22

X2

23

X1

24

VSS

25

VDD

26

P10

27

P11

28

P20

29

TXD

30

RXD

HF1

HF2

FGB

HF3

J2

1

2

3

C4

C2

C5

HC40

HJ4

1

2

3

W1

1

2

3

4

5

6

7

8

C41

C42

HC43

C44

EP2

EP3

HEP4

HEP5

7

3

C

3

1

C

R77

1

2

3

1

2

3

1

2

3

1

2

3

1

2

3

1

2

3

1

2

1

2

3

1

2

3

1

2

3

1

2

3

1

2

3

1

2

3

4

5

6

7

8

1

2

3

4

5

6

7

8

1

2

3

4

5

6

7

8

1

2

3

4

5

6

7

8

1

2

3

4

5

6

7

8

GND

GND1

GND

RXD

TXD

RESET

VDD

VPP

NI

C

T

GND

LI

GND

+

DC IN

W1(CHASSIS)

1

W

1

W

1

W

1

W

1

W

2

J

2

J

2

J

2

J

2

J

Standby 0.35V

Ni-MH 9.21V

Li-ion 7.07V

10.4V

12.0V

7.71V / 8.72V

Ni-MH 2.42V

Li-ion 4.85V

Standby 4.85V

5.0V / 5.0V

Standby 0.29V

Charge 1.86V

Complete 1.87V

Standby 0.40V

Charge 1.71V

Complete 0.40V

11.7V / 12.0V

11.08V / 11.06V

7.9V / 8.7V

11.7V / 12.0V

5.0V

10.42V / 10.39V

Ni-MH 9.23V

Li-ion 7.74V

Standby 8.7V(Li)

Summary of Contents for DC-197

Page 1: ...ERSION NUMBER SUPPLIED AC ADAPTOR INSTALLED ADAPTOR BC 197 OTH 01 AD 120 USA 02 BC 157S USA EUR 03 BC 157S EUR OTH 01 11 AD 121 USA 01 12 BC 157S USA EUR 01 13 BC 157S EUR OTH 02 21 AD 122 USA 02 22 B...

Page 2: ...NI ZK3 31 12 8810009991 PHBT M3 X 8 NI ZK3 32 12 8810009991 PHBT M3 X 8 NI ZK3 33 12 8810009991 PHBT M3 X 8 NI ZK3 36 12 8810009991 PHBT M3 X 8 NI ZK3 37 12 8810009991 PHBT M3 X 8 NI ZK3 38 12 881000...

Page 3: ...9 31 2 R37 7030005501 S RES ERA3YKD 124V 120K B 39 9 34 0 R38 7030005671 S RES ERA3YKD 393V 39K B 37 5 34 0 R66 7030003560 S RES ERJ3GEYJ 103 V 10K B 25 7 38 1 R68 7030005321 S RES ERA3YED 103V 10K B...

Page 4: ...0 C21 C22 C23 C24 C25 C26 C27 C28 C29 C30 C31 C32 C33 C34 C35 C36 C37 C39 C41 C42 C44 D1 D2 D3 D4 D5 D6 D7 DS1 EP1 EP2 EP3 IC1 IC2 IC3 IC4 J2 L1 L2 Q1 Q2 Q3 Q4 Q6 Q7 Q8 Q9 Q10 R2 R3 R4 R5 R6 R7 R8 R9...

Page 5: ...S 15001XZ C1 April 2013 MULTI CHARGER...

Page 6: ...57S EUR OTH 04 AD 129 USA 04 BC 157S USA EUR 04 BC 157S EUR ORDERING PARTS REPAIR NOTES INTRODUCTION CAUTION BC 197 AD 129 BC 157 Icom Icom Inc and the Icom logo are registered trademarks of Icom Inco...

Page 7: ...TABLE OF CONTENTS SECTION 1 SPECIFICATIONS SECTION 2 PARTS LIST SECTION 3 MECHANICAL PARTS SECTION 4 BOARD LAYOUTS SECTION 5 BLOCK DIAGRAM SECTION 6 VOLTAGE DIAGRAM...

Page 8: ...hout AC adapter Charging temperature range 10 C to 35 C 50 F to 95 F Ni MH battery pack 10 C to 40 C 50 F to 104 F Li Ion battery pack Power supply requirement 12 to 16 V DC or the specified Icom AC a...

Page 9: ...V 4 7K B 39 9 31 2 R37 7030005501 S RES ERA3YKD 124V 120K B 39 9 34 0 R38 7030005671 S RES ERA3YKD 393V 39K B 37 5 34 0 R66 7030003560 S RES ERJ3GEYJ 103 V 10K B 25 7 38 1 R68 7030005321 S RES ERA3YED...

Page 10: ...1 12 8810009991 PHBT M3 X 8 NI ZK3 OTH 02 12 8810009991 PHBT M3 X 8 NI ZK3 USA 02 12 8810009991 PHBT M3 X 8 NI ZK3 EUR 02 12 8810009371 PHBT M3 X12 NI ZK3 OTH 03 12 8810009371 PHBT M3 X12 NI ZK3 USA 0...

Page 11: ...C17 C18 C19 C20 C21 C22 C23 C24 C25 C26 C27 C28 C29 C30 C31 C32 C33 C34 C35 C36 C37 C39 C41 C42 C44 D1 D2 D3 D4 D5 D6 D7 DS1 EP1 EP2 EP3 IC1 IC2 IC3 IC4 J2 L1 L2 Q1 Q2 Q3 Q4 Q6 Q7 Q8 Q9 Q10 R2 R3 R4...

Page 12: ...081 IC2 UPC494GS A TEMP_DET BATT VOLTAGE2 2nd REG CURRENT Q7 LDTC144EE X1 CSTCR4M91G R5 BATT VOLTAGE1 IC4A NJM2904M DRIVER D4B LDAN222 CHOPPER D2 L1SS400 LED D7 KDZ6 2V CURRENT Q3 L2SC4081 SW REG SERA...

Page 13: ...R21 Q7 C34 C6 D1 R2 Q6 3 3 R CP15 CP16 CP17 IC3 1 P23 2 P24 3 P25 4 AVDD 5 ANI0 6 ANI1 7 ANI2 8 ANI3 9 AVSS 10 IC0 11 P50 12 P51 13 P52 14 P53 15 P00 16 P01 17 P02 18 P03 19 RESET 20 IC0 21 IC0 22 X2...

Page 14: ...e 1 604 952 4266 Fax 1 604 952 0090 URL http www icomcanada com E mail info icomcanada com Unit 1 103 Garden Road Clayton VIC 3168 Australia Phone 61 03 9549 7500 Fax 61 03 9549 7505 URL http www icom...

Page 15: ...1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan S 15001XZ C1 2013 Icom Inc...

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