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ICF-C201/C205

10

10

ICF-C201/C205

4-2. SCHEMATIC DIAGRAM

IC1

L2

L3

C3

R1

R14

C5

C6

C8

R2

JW1

S1

C9

R6

T1

CF1

CF2

C10

C11

C12

C13

C14

C39

C15

SP1

D8

C33

C26

C27

C28

D2

L5

L6

C18

C32

C21

C22

JW3

C19

R8

RV1

R10

C36

C35

C17

R15

JW4

L4

C16

CF3

C4

JW5

C2

C37

C1

Q1

R7

S7

S8

S5

S6

S4

S3

D1

C20

C23

R9

C25

C24

D5

D6

IC2

R3

C31

JW2

R4

JW7

C38

D3

D4

JW6

L5

L6

CXA1019M

27p

2.2k

68k

47

10V

0.01

1

47

0.01

2.2k

4.7

50V

10

50V

0.022

1

47

10V

1

1

IPS226

100p

220
16V

1000

10V

1000

10V

1SS133T-77

0.01

0.1

0.01

0.01

6800p

220k

50k

22

0.01

0.01

220
10V

2.2k

6p

22p

0.001

7p

2SA2135-F

ALARM

22k

1SS133T-77

0.01

0.01

100k

0.01

0.01

1SS133T-77

1N4002B

LM8560N

100k

1

220k

100p

1SS119-25

1SS119-25

1

2

3

4

5

6

7

8

9

10

11

12

13

13

12

11

10

9

8

7

6

5

4

3

2

1

AM

ANTENNA

POWER

TRANSFORMER

T2

CT1

CT2

CT3

CT4

NC

M

ETER

IF GND

AFC AGC

AF IF

RIPPLE FILTER

VCC

AF OUT

GND

DET OUT

ALARM OUT

SLEEP OUT

ALARM OFF

MIN SET

HOUR SET

SLEEP INPUT

SNOOZE INPUT

CR INPUT

50/60HZ SELECT

12/24HR SELECT

50/60HZ INPUT

ALARM DISP

10íSMIN E MINE

MIN BG

MIN CD

MIN AF

10íSMIN AF

10íSMIN BG

10íSMIN CD

AM 10íS AG DE

10íS HRC

HR BG

HR CD

HR AF

FE GND

FM

 RF IN

NC

AM

 RF IN

FM

 RF

REG OUT

FM

 OSC

AFC

FM

/AM

 IF OUT

AM

 OSC

VOL

NF

GND

FM

 DISCRI

FM/AM

 BAND SELECT

AM

 IF IN

FM

 IF IN

L1

TRACKING

AM

L1,CT1

FREQUENCY

COVERAGE

FM

FM

TRACKING

L3,CT3

AM

FREQUENCY

COVERAGE

L4,CT4

CV1-4

 C16

0.1

1

AFC AGC

COL ON OUT

CV1

CV2

CV3

CV4

FERRITE-BAR

CT2

TUNING

PM 10íS HRB

VDD

VSS

C205

C205:SP,TH

*

*

C205

C205

C205

C205

C201

C205

C205

C205

C205

C201

C201

C205

C201

C201

C201

C201

C205

C205

C201

Note:

• All capacitors are in 

µ

F unless otherwise noted. (p: pF) 50V or

less are not indicated except for electrolytics and tantalums.

• All resistors are in 

Ω

 and 

1

/

4

 

W or less unless otherwise specified.

•

f

: internal component.

• Voltages are dc with respect to ground under no-signal condi-

tions.
 no mark    : FM
 (          )     : AM

Note:

The components identified by mark 

0

 or dotted line

with mark ! are critical for safety.
Replace only with part number specified.

• Voltages are taken with a VOM (Input impedance 10 M

Ω

).

Voltage variations may be noted due to normal production toler-
ances.

•

Signal path.

F

: FM

f

: AM

• Abbreviation

SP

: Singapore model

TH

: Thai model

Содержание Dream Machine ICF-C201

Страница 1: ... 1 605 kHz Speaker Approx 5 7 cm 2 1 4 inches dia 8Ω Power output 150 mW at 10 harmonic distortion Power requirements ICF C201 120 V AC 60Hz ICF C205 230 V AC 50Hz For the power back up function 9 V DC one 6F22 battery Battery life Approx 80 hours using Sony 006P 6F22 battery Dimensions Approx 143 54 5 117 5 mm w h d 5 3 4 2 1 4 4 3 4 inches incl projecting parts and controls Mass ICF C201 Approx ...

Страница 2: ...y 5 3 2 MAIN Board 5 Installation Power Cord and Pointer Installation 6 3 ELECTRICAL ADJUSTMENTS 7 4 DIAGRAMS 4 1 Printed Wiring Board 9 4 2 Schematic Diagram 10 5 EXPLODED VIEWS 12 6 ELECTRICAL PARTS LIST 13 HOW TO CHANGE THE CERAMIC FILTER This model is used two ceramic filters of CF2 and CF3 You must use same type of color marked ceramic filters in order to meet same specifications Therefore th...

Страница 3: ...CATING THE CONTROLS TUNING AM PM AM SNOOZE SLEEP OFF FM BAND VOLUME MAX MIN H M TIME SET CLOCK BUZZER RADIO ALARM MODE OFF RADIO ON ALARM SLEEP AC power cord There is a tactile dot beside VOLUME to show the direction to turn up the volume FM wire aerial ICF C205 ICF C205 ICF C201 TUNING ...

Страница 4: ...hile holding down ALARM press TIME SET M When the desired minute appears in the display release ALARM 3 Set the function selector to ALARM MODE RADIO or ALARM MODE BUZZER The alarm will come on at the preset time and automatically turn itself off after 119 minutes To shut off the alarm set the function selector to OFF To sound the alarm at the preset time the next day set the function selector to ...

Страница 5: ...der shown below Upper cabinet assy Set MAIN board Note Follow the disassembly procedure in the numerical order given 2 1 UPPER CABINT ASSY lower cabinet assy 5 6 upper cabinet assy 1 four screws BVTP2 6 2 two claws 3 claw 4 two claws 2 2 MAIN BOARD 4 MAIN board 3 1 claw 2 claw ...

Страница 6: ...TION power cord 1 turn the knob TUNE fully counterclockwise 2 turn the knob VOL fully counterclockwise 3 turn CV1 fully counterclockwise bottom side 4 turn RV1 fully counterclockwise wind the power cord clockwise once lower cabinet top view MAIN board top view 5 ...

Страница 7: ...0kHz CT4 1 650kHz ICF C205 AM TRACKING ADJUSTMENT Adjust for a maximum reading on level meter L1 600kHz CT1 1 400kHz ICF C201 C205 FM FREQUENCY COVERAGE ADJUSTMENT Adjust for a maximum reading on level meter L3 86 5MHz CT3 109 5MHz FM TRACKING ADJUSTMENT Adjust for a maximum reading on level meter confirm 86 5MHz CT2 109 5MHz TUNER SECTION AM RF signal generator 30 amplitude modulation by 400Hz si...

Страница 8: ...overage Adjustment L4 AM Frequency Coverage Adjustment CT4 AM Frequency Coverage Adjustment CT1 4 CT1 4 L1 AM Tracking Adjustment T1 AM IF Adjustment CT1 AM Tracking Adjustment CT2 FM Tracking Adjustment CT3 FM Frequency Coverage Adjustment CT2 3 CT2 FM Tracking Adjustment JW7 ICF C205 JW6 ICF C201 ICF C205 ICF C201 ...

Страница 9: ... S4 TIME SET M S3 ALARM S7 SLEEP CF3 L4 S2 OFF RADIO RADIO BUZZER ALARM MODE ON S2 ANT1 FM WIRE ANTENNA T1 RV1 C28 C22 C21 C205 C205 SP TH C201 C205 C201 C201 C201 C205 C32 C23 C20 C19 C31 C4 C18 C24 C25 C37 C5 C17 C39 C27 C14 C36 C10 C35 C11 C16 C15 C13 C12 C9 L3 CV1 CV4 CV2 CV3 CT2 CT3 CT1 CT4 CV1 4 CV1 4 TUNING Q1 C205 C205 C205 C205 C205 C205 C205 C201 C201 C205 C201 C201 BOARD MAIN RV1 VOL S8...

Страница 10: ...Z INPUT ALARM DISP 10íSMIN E MINE MIN BG MIN CD MIN AF 10íSMIN AF 10íSMIN BG 10íSMIN CD AM 10íS AG DE 10íS HRC HR BG HR CD HR AF FE GND FM RF IN NC AM RF IN FM RF REG OUT FM OSC AFC FM AM IF OUT AM OSC VOL NF GND FM DISCRI FM AM BAND SELECT AM IF IN FM IF IN L1 TRACKING AM L1 CT1 FREQUENCY COVERAGE FM FM TRACKING L3 CT3 AM FREQUENCY COVERAGE L4 CT4 CV1 4 C16 0 1 1 AFC AGC COL ON OUT CV1 CV2 CV3 CV...

Страница 11: ...K FLASH OUTPUT DECODER DRIVER INPUT CONTROL PWR UP 1 2 SEC CTR RESET CONTROL 1 25 OR 1 30 DISPLAY CONTROL TIME HR CTR CONTROL ALARM HR CTR D D D D D SLEEP CTR ALARM MIN CTR TIME MIN CTR SEC RSTYHLD TIME SEC ALARM SLEEP 28 27 26 25 24 23 22 21 20 18 14 1 13 16 15 17 PWR UP TONE PWR UP 50 60Hz 50 60Hz 50 60Hz 50 60Hz 50 60Hz 50 60Hz 2Hz 50 60Hz T DISP S SAMPLE T RST AL RST SEC DISP T DISP AL DISP SL...

Страница 12: ...R C205 1 A 1176 255 A CABINET UPPER ASSY BLUE C205 1 A 1178 225 A CABINET UPPER ASSY C201 2 2 666 857 01 KNOB FUNCTION C201 2 2 666 857 11 KNOB FUNCTION SILVER C205 2 2 666 857 21 KNOB FUNCTION BLUE C205 0 3 1 769 339 82 CORD POWER C201 03 1 777 921 13 CORD POWER C205 SP TH 03 1 831 261 11 CORD POWER C205 AUS 4 A 1176 279 A MAIN PC BOARD ASSY C201 4 A 1176 281 A MAIN PC BOARD ASSY C205 SP TH 4 A 1...

Страница 13: ...uF 10 25V C13 1 115 156 11 CERAMIC CHIP 1uF 10V C14 1 126 947 11 ELECT 47uF 20 35V C15 1 115 156 11 CERAMIC CHIP 1uF 10V C16 1 115 156 11 CERAMIC CHIP 1uF 10V C205 C16 1 164 156 11 CERAMIC CHIP 0 1uF 25V C201 C17 1 126 923 91 ELECT 220uF 20 10V C18 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C19 1 162 969 11 CERAMIC CHIP 0 0068uF 10 25V C20 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C21 1 162 970 11 CERA...

Страница 14: ...K 5 1 10W R10 1 247 791 91 CARBON 22 5 1 4W R14 1 216 843 11 METAL CHIP 68K 5 1 10W C205 R15 1 216 825 11 METAL CHIP 2 2K 5 1 10W C201 VARIABLE RESISTOR RV1 1 228 790 31 RES VAR CARBON50K VOL w SWITCH S1 1 771 905 21 SWITCH SLIDE BAND C205 S2 1 771 904 21 SWITCH SLIDE OFF RADIO ON RADIO BUZZER S3 1 786 958 11 SWITCH TACTILE ALARM S4 1 786 958 11 SWITCH TACTILE TIME SET M S5 1 786 958 11 SWITCH TAC...

Страница 15: ...15 ICF C201 C205 MEMO ...

Страница 16: ...HISTORY Clicking the version allows you to jump to the revised page Also clicking the version at the upper right on the revised page allows you to jump to the next revised page Ver Date Description of Revision 1 0 2006 03 New ...

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