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11 - 1

 

SECTION 11. VOLTAGE 

DIAGRAM

Dim ON  3.87V
Dim OFF 7.37V

8.12V

PTT ON     0V
PTT OFF 4.96V

DTCS ON  4.94V
DTCS OFF    0V

12.29MHz
2.54Vp-p

4.97V

J1 

 

1
2
3
4
5
6
7
8

L1 

MLF1608K 

IC5

2

3

1

IC5

6

5

7

IC5

9

10

8

IC5

13

12

14

Q1 

2SC4116 

L2 

NLV25T 

J3

1

2

3

4

5

6

7

8

9

10

11

12

13

14

S5

KEY

S4

KEY

S2

KEY

S3

KEY

KEY

S1

C113 

4.7 

C112 

47 

CP2

CP1

CP3

R115 

EXB28V102J 

R14 

RK09D1130A1N 

R16 

1K 

R18 

100K 

R15 

1K 

R11 

390 

R19 

100K 

R51 

100K 

R60 

100K 

R65 

1K 

R77 

1.5K 

R76 

1K 

R44 

150K 

R58 

10K 

R33 

22K 

R25 

22K 

R22 

22K 

R90 

390K 

R26 

47K 

R27 

47K 

R23 

47K 

R24 

47K 

R21 

56K 

R39 

68K 

R36 

68K 

R37 

68K 

R38 

68K 

R35 

68K 

R101 

12K 

R112 

1K 

R102 

12K 

R106 

1M 

R108 

1K 

R113 

100K 

R111 

1K 

R109 

1K 

R103 

12K 

R104 

100K 

R28 

4.7K 

R114 

100K 

R116 

1K 

R117 

1K 

R118 

1K 

R119 

1K 

R120 

1K 

R121 

1K 

R122 

1K 

R127 

1M 

R68 

100K 

R48 

0

R46 

1K 

R41 

27K 

R43 

39K 

R42 

47K 

R45 

1M 

R47 

2.7K 

R32 

15K 

R34 

33K 

R128 

10K 

ICIC5 

NJM12902V 

V+

4

GND

11

R129 

1K 

R20 

220K 

R40 

4.7K 

Q6 

LDTC114EE 

Q7 

LDTC114EE 

Q8 

LDTC114EE 

Q9 

LDTC114EE 

Q10 

LDTC114EE 

Q11 

LDTC114EE 

Q12 

LDTC114EE 

Q13 

LDTC114EE 

Q14 

LDTC114EE 

Q5 

LDTC114EE 

Q2 

LDTC114EE 

Q3 

LDTC114EE 

C17 

0.0012 

C10 

0.001 

C14 

0.001 

C21 

0.001 

C126 

0.001 

C123 

0.001 

C78 

0.001 

C12 

0.001 

C41 

0.001 

C93 

0.001 

C8 

0.001 

C130 

0.001 

C129 

0.001 

C20 

0.001 

C15 

0.018 

C23 

0.01 

C25 

0.01 

C107 

0.027 

C77 

0.047 

C124 

0.1 

C31 

0.1 

C26 

0.1 

C36 

0.1 

C125 

0.1 

C16 

0.1 

C102 

0.1 

C118 

0.1 

C117 

0.1 

C116 

0.1 

C120 

0.1 

C128 

0.1 

C28 

0.1 

C103 

0.1 

C101 

0.1 

C87 

0.1 

C119 

0.1 

C111 

0.1 

C19 

0.1 

C76 

0.1 

C106 

15P 

C131 

C104 

22P 

C27 

270P 

C22 

390P 

C3 

47P 

C69 

47P 

C5 

47P 

C114 

47P 

C54 

47P 

C85 

47P 

C34 

47P 

C24 

47P 

C84 

47P 

C38 

47P 

C50 

47P 

C2 

47P 

C74 

47P 

C4 

47P 

C82 

47P 

C105 

8P 

D6 

HVD142A 

IC2 

NJU7704F3-42A 

1

CD

2

VSS

3

MR

4

VOUT

5

VDD

R107 

10K 

D5 

L1SS400 

DS1 

LNJ426W83RA 

DS2 

LNJ426W83RA 

DS3 

LNJ426W83RA 

DS4 

LNJ426W83RA 

DS5 

LNJ426W83RA 

DS6 

LNJ426W83RA 

DS7 

LNJ426W83RA 

DS8 

LNJ426W83RA 

DS9 

LNJ426W83RA 

J2 

 

1     2
3     4
5     6
7     8
9    1 0
11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

33

34

35

36

37

38

39

40

R140 

10K 

R105 

10 

IC3 

S-24C64CI-T8T1U3 

1

A0

2

A1

3

A2

4

VSS

5

SDA

6

SCL

7

WP

8

VCC

D1 

EZJP0V080DA 

D3 

EZJP0V080DA 

D2 

EZJP0V080DA 

R132 

1.8K 

R133 

1.8K 

R134 

1.8K 

R135 

1.5K 

R136 

1.5K 

R137 

1.5K 

R138 

1.5K 

HR

YG

DS10 

CL-165HR/YG 

X1 

CR-915 

C30 

10 

R139 

1K 

R12 

470 

C139 

47P 

R130 

390 

R131 

1.8K 

IC1 

HD64F2238BTF13V 

1

PE5/D

5

2

PE6/D

6

3

PE7/D

7

4

PD0/D

8

5

PD1/D

9

6

PD2/D10

7

PD3/D11

8

PD4/D12

9

PD5/D13

10

PD6/D14

11

PD7/D15

12

CVCC

13

PC0/A0

14

VSS

15

PC1/A1

16

PC2/A2

17

PC3/A3

18

PC4/A4

19

PC5/A5

20

PC6/A6

21

PC7/A7

22

PB0/A8/TIOCA3

23

PB1/A9/TIOCB3

24

PB2/A10/TIOCC3

25

PB3/A11/TIOCD3

26

PB4/A12/TIOCA4

27

PB5/A13/TIOCB4

28

PB6/A14/TIOCA5

29

PB7/A15/TIOCB5

30

PA0/A16

31

PA1/A17/TXD2

32

PA2/A18/RXD2

33

PA3/A19/SCK2

34

P10/TIOCA0/A20

35

P11/TIOCB0/A21

36

P12/TIOCC0/TCLK

37

P13/TIOCD0/TCLK

38

P14/TIOCA1/IRQ1

39

P15/TIOCB1/TCLK

40

P16/TIOCA2/IRQ1

41

P17/TIOCB2/TCLK

42

AVSS

43

P97/DA1

44

P96/DA0

45

P47/AN7

46

P46/AN6

47

P45/AN5

48

P44/AN4

49

P43/AN3

50

P42/AN2

51

P41/AN1

52

P40/AN0

53

VREF

54

AVCC

55

MD0

56

MD1

57

OSC2

58

OSC1

59

RES

60

NMI

61

STBY

62

VCC

63

XTAL

64

VSS

65

EXTAL

66

FW

E

67

MD2

68

PF7

69

PF6/AS

70

PF5/RD

71

P

F4/HWR

72

PF3/LWR/ADTRG

73

PF2/WAIT

74

PF1/BACK/BUZZ

75

PF0/BREQ/IRQ2

76

P30/TXD0

77

P31/RXD0

78

P32/SCK0/SDA1

79

P33/TXD1/SCL1

80

P34/RXD1/SDA0

81

P35/SCK1/SCL0

82

P36

83

P77/TXD3

84

P76/RXD3

85

P75/TMO3/SCK3

86

P74/TMO2/MRES

87

P73/TMO1/CS7

88

P72/TMO0/CS6

89

P71/TMRI23

90

P70/TMRI01

91

PG0/IRQ6

92

PG1/CS3/IRQ7

93

PG2/CS2

94

PG3/CS1

95

PG4/CS0

96

PE0/D0

97

PE1/D1

98

PE2/D2

99

PE3/D3

100

PE4/D4

R29 

27K 

SENC

CENC2

CENC1

CENC0

T

ONE

TENC

NOIS

EXOE

PLST

CDEC

OPV1

DAST

OPT3

OPT1

PGIO3

SCK

SI

SO

CIRQ

CCS

PGIO1

PWON

BEEP

DIM

AFO

AFO

TEMP

BATV

RSSI

LVIN

EXST

SDEC

CPU5

OPT2

PLST

SDEC2

CENC1

CENC2

OPT2

OPT1

CCS

OPT3

CENC0

DSDA

PGIO1

PGIO2

AFVI

TEMP

BATV

CLI

PWON

DUS

E

IPTT

PTTI

MD2

PGIO4

PGIO4

MIC

LIGT2

KR1
KR2
KR3

PGIO2

PGIO3

OPT1

PWON

MD2

RES

OPT2

OPT3

TENC

DUSE

CDEC

SO

SCK

CIRQ

NOIS

DIM

DAST

PTTI

POSW

EXOE

UNLK

EXST

OPV1

AFVI

BEEP

SENC

LVIN

PTTO

R SSI

SDEC

HANG

HANG

PGIO3

PTTO

PGIO2

UNLK

SI

KR0

CLO

DSDA

PGIO4

BEEP

ESDA

ESCL

8V

8V

POSW

TONE

LIGT2

LIGT1

RLED

TLED

LED1

LED2

LED3

CH1L

CH2L

CH3L

CH4L

LED1

LED2

LED3

CH1L

CH4L
CH3L
CH2L

LIGT1

RLED

TLED

KR0
KR1
KR2
KR3

RES

CLO

IPTT

CL I

CPU5V

CPU5V

CPU5V

CPU5V

8V

CL I

AFO
PTT
M ICE
MIC
GND

CLO

(HANG)

[VOL]

BATV

CCS

EXST
UNLK
PLST

SI
SO

TENC

OPV1

BEEP

LVIN

TONE

RSSI

DAST

CDEC

TEMP

8V

SDEC

SCK

PGIO3

GND

DIM

PWON

OPT1

5V

CIRQ

NOIS

EPTT

EXOE

OPT2

OPT3

GND

PTTO
PTTI

CSFT

DSDA
PGIO2

(OPV2)

(OPV3)

(OPV2)

(EPTT)

(OPV3)

(EPTT)

(MCH1)
(MCH0)

(IGSW/DIM)

   • FRONT UNIT 

*:

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

Summary of Contents for IC-F6012

Page 1: ...S 14716XZ C1 Mar 2011 UHF MOBILE TRANSCEIVERS...

Page 2: ...e 3 Equipment model name and unit name 4 Quantity required ORDER EXAMPLE 1110007320 S IC NJM2591V IC F6011 MAIN A UNIT 5 pieces 8820001210 Screw 2438 screw IC F6011 Top cover 10 pieces Addresses are p...

Page 3: ...CUITS 5 1 5 2 TRANSMITTER CIRCUITS 5 3 5 3 FREQUENCY SYNTHESIZER CIRCUITS 5 4 5 4 VOLTAGE DIAGRAMS 5 4 5 5 PORT ALLOCATIONS 5 5 SECTION 6 ADJUSTMENT PROCEDURES 6 1 PREPARATION 6 1 6 2 FREQUENCY ADJUST...

Page 4: ...ght 25 W ver 0 8 kg 1 76 Ib 45 W ver 1 1 kg 2 43 Ib TRANSMITTER Transmit output power 25 W ver 25 W High 10 W Low2 2 5 W Low1 45 W ver 45 W High 25 W Low2 5 0 W Low1 Modulation Variable reactance freq...

Page 5: ...65 dB typ Spurious response 70 dB min Intermodulation More than 70 dB 75 dB typ More than 65 dB 67 dB typ FM hum and noise without CCITT filter Wide More than 40 dB 45 dB typ Narrow More than 34 dB 40...

Page 6: ...INSIDE VIEWS FRONT UNIT TOP VIEW TX RX INDICATOR LED DRIVERS Q13 and Q14 CPU IC1 RESET IC IC2 EEPROM IC3 TONE LPF IC5 TONE FILTER SWITCH Q3 CLOCK FREQUENCY SHIFT DIODE D6 KEY BACKLIGHT SW Q2 KEY BACKL...

Page 7: ...REGULATOR IC10 TONE FILTER Q39 IF DEMODULATOR IC IC1 1ST IF AMP Q4 AF AMP IC21 PLL IC IC4 1ST IF FILTER Q4 VCO SW Q15 RIPPLE FILTER Q17 APC AMP IC2 2ND IF FILTER BANDWIDTH SWITCH Q40 8V LINE REGULATOR...

Page 8: ...TE SWITCH Q35 Ext MODULATION LINE SWITCH Q31 REFERENCE OSCILLATOR MODULATION BUFFER IC19 D A CONVERTER IC18 EXPANDER IC17 ANALOG SWITCH IC14 D A CONVERTER IC20 DRIVE AMP Q8 RF AMP Q2 1ST MIXER Q3 2ND...

Page 9: ...e 3 Remove 2 screws from the both sides and then remove the front panel in the direction of the arrow 4 Remove 9 screws from the PCB FLAT CABLE BOTTOM COVER FRONT PANEL SPEAKER CABLE UNSOLDER Solder r...

Page 10: ...tional product Otherwise no TX modulation or AF output is available Solder remover D 5 Short the pattern as below For modulation input Install optional UT 108R as follows 1 Turn OFF the power and then...

Page 11: ...O signal at the internal 2nd IF mixer of the IF demodulator IC IC1 to obtain the 450 kHz 2nd IF signal The 15 3 MHz signal generated by the reference oscillator X2 is passed through the filter AMP Q34...

Page 12: ...applied to the internal speaker on the FRONT UNIT through the external speaker jack J4 RX AF CIRCUITS LPF IC16 LPF IC16 LPF Q39 HPF IC16 AF AMP IC15 AF POWER AMP IC8 AMP IC21 AF MUTE Q35 36 D29 Int sp...

Page 13: ...d through the LPF IC5 for waveform conversion and applied to the MAIN UNIT as tone modulation signal 2 5 TONE DTMF ENCODING FRONT UNIT Encoding signal from the CPU IC1 named SENC is passed through the...

Page 14: ...he loop filter to be converted into the DC voltage Lock Voltage Applying the lock voltage to the variable capacitors VD which composes a part of the resonator of VCO the capacitance of VDs changes cor...

Page 15: ...s O 89 CH2L Channel indicator LED for CH2 DS5 control High Lights O 90 CH1L Channel indicator LED for CH1 DS6 control High Lights O 95 LIGT2 Key backlight LED DS1 DS2 control High Backlight is ON O 96...

Page 16: ...Capacity 4 5 W or more Frequency Counter Frequency range Frequency accuracy Sensitivity 0 1 600 MHz 1 ppm or better 100 mV or better Standard Signal Generator SSG Frequency range Output level 0 1 600...

Page 17: ...version For High band version CONVENIENT The cloning data file for the adjustment as described in this service manual is attached Right click the clip icon and select Save Embeded File to Disk For lo...

Page 18: ...onnected to the antenna connector RF power meter 30 W 25 W ver 60 W 45 W ver DC power supply 13 6 V 20 A except EUR 13 2 V 20 A EUR Frequency counter Oscilloscope AC millivoltmeter Audio generator to...

Page 19: ...1 Receiving 1 Connect an RF power meter to the an tenna connector 2 Set the adjustment value on the Adjust Utility screen RX LVA 1 35 V Low band 1 1 V High band TX 2 Channel 1 2 Transmitting TX LVA R...

Page 20: ...er with an oscilloscope to the antenna connector through an attenuator and set it as HPF OFF LPF 20 kHz De emphasis OFF Detector P P 2 BAL No over or under shoot As flat as possible DEVIATION NARROW 1...

Page 21: ...ECEIVE SENSITIVITY is re adjusted S METER MUST be re adjusted too 1 Channel 1 13 Receiving Connect an SSG to the antenna connector and set it as Frequency 400 000 MHz Low band 450 000 MHz High band Le...

Page 22: ...370 S DIO DA221 TL T 34 6 37 8 D67 1790001241 S DIO MA2S7280GL T 36 2 37 8 D68 1750001910 S DIO HVD144AKRF E T 49 0 31 4 REF PARTS DESCRIPTION M H V NO NO LOCATION MAIN A UNIT For low band version M M...

Page 23: ...3 14 1 M Mounted side T Mounted on the Top side B Mounted on the Bottom side S Surface mount REF PARTS DESCRIPTION M H V NO NO LOCATION MAIN A UNIT Low band version R145 7030005120 S RES ERJ2GEJ 102...

Page 24: ...IN A UNIT Low band version C53 4030016790 S CER C1005 JB 1E 103K T B 71 3 42 3 C54 4030017730 S CER C1005 JB 1H 471K T B 70 3 42 3 C57 4030017460 S CER C1005 JB 1H 102K T B 74 6 36 7 C58 4030017460 S...

Page 25: ...4 C311 4030017460 S CER C1005 JB 1H 102K T T 11 8 12 8 C313 4030016930 S CER C1005 JB 1A 104K T B 57 3 22 2 C314 4030016790 S CER C1005 JB 1E 103K T T 110 6 33 8 M Mounted side T Mounted on the Top s...

Page 26: ...103 5 36 6 Q17 1530002851 S TRA 2SC4116 BL TE85RF T 107 7 33 8 Q18 1560000541 S FET 2SK880 Y T5RICOMF T 78 0 24 5 Q19 1590004070 S TRA LDTC144EET1G SLVJ T 91 8 11 7 Q20 1530002851 S TRA 2SC4116 BL TE...

Page 27: ...EJ 223 X 22K EXP 04 R63 7030008290 S RES ERJ2GEJ 183 X 18K EXP 02 only T 85 7 53 4 R64 7030010040 S RES ERJ2GEJ JPW EXP 02 only T 83 0 53 4 R66 7030005090 S RES ERJ2GEJ 104 X 100K B 84 9 49 1 R67 7030...

Page 28: ...2 4 R375 7030005230 S RES ERJ2GEJ 334 X 330K B 29 8 14 3 R377 7030005230 S RES ERJ2GEJ 334 X 330K T 39 4 19 0 R378 7030005090 S RES ERJ2GEJ 104 X 100K T 122 6 37 6 R381 7030010040 S RES ERJ2GEJ JPW B...

Page 29: ...8 5 7 C251 4030016970 S CER C1005 JB 1E 223K T B 125 8 16 9 M Mounted side T Mounted on the Top side B Mounted on the Bottom side S Surface mount REF PARTS DESCRIPTION M H V NO NO LOCATION MAIN B UNIT...

Page 30: ...19 1 Q6 1590004060 S TRA LDTC114EET1G SLVJ B 75 1 28 7 Q7 1590004060 S TRA LDTC114EET1G SLVJ B 55 6 27 0 Q8 1590004060 S TRA LDTC114EET1G SLVJ B 53 5 27 8 Q9 1590004060 S TRA LDTC114EET1G SLVJ B 52 0...

Page 31: ...2 4030017420 S CER C1005 CH 1H 470J T T 34 9 65 2 C84 4030017420 S CER C1005 CH 1H 470J T T 55 0 61 6 C85 4030017420 S CER C1005 CH 1H 470J T T 56 0 61 6 C86 4030017420 S CER C1005 CH 1H 470J T EUR 01...

Page 32: ...T0R0 1 W2 8900011863 OPC 1195C 1 EP4 6910010280 HF70BB9 5X10 4X4 9 1 EP5 6910010280 HF70BB9 5X10 4X4 9 1 MP1 8510019340 3179 VCO CASE Y1142 1 MP2 8510019350 3179 VCO COVER Y1143 1 MP3 8510015110 2602...

Page 33: ...abbreviations F FRONT UNIT M MAIN A MAIN B UNIT C CHASSIS PARTS MP4 F MP3 F MP5 F MP11 F MP1 F SP1 F W1 C MP2 F MP9 F MP5 C 2 MP3 M IC3 M J1 C MP4 C MAIN A MAIN B UNIT MP2 M MP2 C MP7 C 4 MP3 C 8 MP6...

Page 34: ...ide and bottom side of this FRONT UNIT TOP VIEW VOL MICROPHONE CONNECTOR C128 C129 D1 D2 DS1 DS2 DS3 DS4 DS5 DS6 DS7 DS8 DS9 DS10 J1 R14 R14 R18 R76 H0 H5 H10 H15 H20 H25 H30 H35 H40 H45 H50 H55 H60 H...

Page 35: ...18 C119 C120 C123 C124 C125 C126 C130 C131 C139 D3 D5 D6 IC1 IC2 IC3 IC5 J2 J3 L1 L2 Q1 Q2 Q3 Q5 Q6 Q7 Q8 Q9 Q10 Q11 Q12 Q13 Q14 R11 R12 R15 R16 R19 R20 R21 R22 R23 R24 R25 R26 R27 R28 R29 R32 R33 R34...

Page 36: ...93 C494 C495 C496 C497 C498 C499 CP1 CP28 D3 D3 D5 D5 D37 D59 D61 D66 D67 D68 D69 D70 D71 EP8 EP9 FI1 IC1 IC1 IC2 IC4 IC4 IC9 IC9 IC10 IC21 J1 J2 J6 J7 L4 L4 L5 L5 L10 L28 L37 L46 L54 Q1 Q4 Q5 Q6 Q15...

Page 37: ...4 D7 D8 D9 D10 D11 D12 D14 D15 D16 D18 D19 D22 D23 D26 D29 D33 D42 D43 D44 D52 D53 D58 D60 EP1 EP7 EP10 EP11 EP12 EP13 EP15 FI2 FI3 FI4 FI5 FI6 IC14 IC14 IC15 IC15 IC16 IC16 IC17 IC17 IC18 IC18 IC19 I...

Page 38: ...9 TA75S01F AMP X2 Q12 MT3S37T BPF TLV AD J D 53 HVC350B RLV AD J D52 HVC350B W N SW D68 D69 HVD144A CP_3 CP4 CP_3 CP4 CP3 YGR AMP Q9 2SC4226 BPF D19 HVC350B DS1 9 LNJ426W83RA DS10 CL 165 AMP IC21 TA75...

Page 39: ...R 915 C30 10 R139 1K R12 470 C139 47P R130 390 R131 1 8K IC1 HD64F2238BTF13V 1 PE5 D5 2 PE6 D6 3 PE7 D7 4 PD0 D8 5 PD1 D9 6 PD2 D10 7 PD3 D11 8 PD4 D12 9 PD5 D13 10 PD6 D14 11 PD7 D15 12 CVCC 13 PC0 A...

Page 40: ...362 100K C179 0 1 R375 330K R357 1K R142 EXB28V102J R358 1K D23 DA221 R130 22K C181 0 1 C209 0 001 C310 0 001 R262 1M R114 12K D22 DSA3A1 C316 820P IC16 13 12 14 C245 0 01 DISC C173 0 1 R138 100K R204...

Page 41: ...2K X2 CR 794 1 VCON 2 GND 3 OUT 4 VCC FI2 LTM450FW I O EP7 MMZ1005Y102CT EP8 MMZ1005Y102CT EP1 MMZ1005Y102CT C347 0 1 C75 10 C148 10 R7 10K R4 10K R9 10K R350 27K R351 27K R354 8 2K C99 470P C303 470...

Page 42: ...454 7619 Glenwood Centre 150 6165 Highway 17 Delta B C V4K 5B8 Canada Phone 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...

Page 43: ...1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan S 14716XZ C1 2011 Icom Inc...

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