Sony Dream Machine ICF-C201 Service Manual Download Page 8 | Manualshive

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Sony Dream Machine ICF-C201 Service Manual Download Page 8

8

ICF-C201/C205

Adjustment Location:

MAIN board (Component side)

CT3 : FM Frequency Coverage Adjustment

L3 : FM Frequency Coverage 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)

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Summary of Contents for Dream Machine ICF-C201

Page 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 ...

Page 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...

Page 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 ...

Page 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 ...

Page 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 ...

Page 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 ...

Page 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...

Page 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 ...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 15: ...15 ICF C201 C205 MEMO ...

Page 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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