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FD-525

SERVICE MANUAL

US Model

SPECIFICATIONS

FEATURES

TV standard

American TV standard

Channel coverage

VHF channels 2-13
UHF channels 14-69

Radio frequency range

FM 87.6-l 08 MHz
AM 530-l ,710 

A n t e n n a

VHF/UHF/FM: telescopic antenna

AM: Built-in ferrite 

bar antenna

Picture tube

  p i c t u r e   m e a s u r e d   d i a g o n a l l y

Input

E X T   A N T :   m i n i j a c k ,   7 5   o h m s

output

EAR: minijack,

impedance 8-300 ohms

Speaker

F u l l  

range 

0 5   c m   ( 0 2   i n c h e s )

Power requirements 12 V DC
Battery life

See page 4 for “Power sources.”

Power consumption 10.8 W
Dimensions

Approx. 176.2 x 177x 175.5 mm (w/h/d)

(7 x 7 x 7 inches)

  p r o j e c t i n g  

pans 

a n d   c o n t r o l s

Mass

Approx. 2.8 kg (6 lb 3 oz)

 batteries

Supplied accessory

AC power adaptor (1)

4.5inch black and white 90” deflection picture tube.

The voltage synthesizer tuning system allows easy tuning.

AM/FM tuner is combined.

Built-in 

 dia. speaker with powerful output and good

sound suitable for garden and kitchen use.

Carrying handle for easy carrying.

Design and specifications are subject to change without
notice.

Note
Use only recommended AC power adaptor. Do not use
any other AC 

power 

adaptor.

Polarity of the plug

SAFETY-RELATED COMPONENT WARNING!!

COMPONENTS IDENTIFIED BY MARK 

 OR DOTTED

LINE WITH MARK 

 ON THE SCHEMATIC DIAGRAMS

AND IN THE PARTS LIST ARE CRITICAL TO SAFE
OPERATION.

REPLACE THESE COMPONENTS WITH

SONY PARTS WHOSE PART NUMBERS APPEAR AS
SHOWN 

 THIS MANUAL OR IN SUPPLEMENTS PUB-

LISHED BY SONY.

BLACK AND WHITE

TV-AM/FM TUNER

Summary of Contents for FD-525

Page 1: ...g 6 lb 3 oz incl batteries Supplied accessory AC power adaptor 1 l 4 5inch black and white 90 deflection picture tube l The voltage synthesizer tuning system allows easy tuning l AM FM tuner is combined l Built in e inch dia speaker with powerful output and good sound suitable for garden and kitchen use l Carrying handle for easy carrying Design and specifications are subject to change without not...

Page 2: ...e cap securely TABLEOFCONTENTS Section 1 GENERAL 0 Location of Controls l Power Sources l Watching the TV l Listening to the Radio l External Antenna Connection 2 DISASSEMBLY 2 1 Cabinet rear 2 2 A Board 2 3 Cathode ray Tube 2 4 R Board 2 5 Pointer Setting 4 4 4 5 5 6 6 6 6 6 Section 3 ELECTRICAL ADJUSTMENTS 3 1 Tuner Section 3 2 TV Section 4 DIAGRAMS 4 1 Semiconductor Lead Layouts lO 4 2 Block Di...

Page 3: ...EAKAGE TEST The AC leakage from any exposed metal part to earth ground and from all exposed metal parts to any exposed metal part having a return to chassis must not exceed 0 5 mA 500 microampers Leakage current can be measured by any one of three methods 1 A commercial leakage tester such as the Simpson 229 or RCA WT S40A Follow the manufacturers instructions to use these instru ments 2 A battery...

Page 4: ... 2 Se the MODE selector to TV The unit starts tunina autOmaticallY M O D E t D 6 El AM 3 Pull cut the antenna fully 4 Select the band VHF or UHF 5 Tune in the desired channel CHANNEL I 6 Adiust the antenna length and its direction 7 Adiust the volume To turn off the TV press me POWER switch ad i0id me antenna It the channel changes If the power is momentarily lost because of a mechanical shock or ...

Page 5: ...l VOLUME To turn off the radto Press the POWER switch and told the antenna To listen using the earphone See Watching the TV N o t e Se sure to turn oft the radio after we especially when listening with earphone This prevents unnecessary battery wear Outdoor antenna Monitoring the video camera recorder After connecting as illustrated turn on the power d the equipment and tune in the channel 3 or 4 ...

Page 6: ...er given 2 1 CABINET REAR P battery case lid Q cabinet rear 2 2 A BOARD board board 0 power button 2 3 CATHODE RAY TUBE BvTP3XlO C board CRT retainer spring 2 4 R BOARD 0 PTP3XB OR 2 5 POINTER SETTING 4 Set the pointer bracket pointer to the ditch of left edge 0 Turn fully PTP3Xb 6 ...

Page 7: ...justments should be finally done by the trimmer capacitors l Remove telescopic antenna in FM section adjustments FM FREQUENCY COVERAGE ADJUSTMENT I I Adjust for a maximum reading on VTVM 1 L 3 CT3 86 5MHz 109 5MHz I Adjust for a maximum reading on VTVM 11 AM FREQUENCY COVERAGE ADJUSTMENT Adjust for a maximum reading on VTVM L 4 CT4 I 520kHz 1 750kHz AM TRACKING ADJUSTMENT Adjust for a maximum read...

Page 8: ...ture WI01 6 v ID El WI01 b J RV551 V S I ZE ADJ Tuning Adjustment Procedures 1 Short S104 CH CALL State where the display bar is shown on the screen 2 Set S151 TV BAND to the VHF side 3 Receive the broadcast of 2CH by pushing S102 CHAN NEL or S103 CHANNEL 4 Adjust RV103 so that the display bar is corresponded to the position of 2CH 5 Receive the broadcast of 13CH and adjust RVlOl so that the displ...

Page 9: ...Adjustment Location B board conductor side TUNING AOJ 1 3 C H G9CH 2CH 14CH RVlOl WI02 RV103 R V 1 0 4 n 9 ...

Page 10: ...2011 l T6 TOP VIEW L5630 DTC114YS 2SC2785 FEK xcathode NJM3404AD a 7 6 5 crl 1 2 3 4 Top view DTC144ES letter ride 2iA952 2SA1175 FEK 2SC2001TP KlK2 2sc2909 2SB1094mLK 2SD1159 D B e d 2SC2786 K GPlOG5020 RL202 Ml1 lOE2 5 CATHJOE AWE RD6 2ES 82 RD7 5ES B2 lSS119 lSS168 il cathode anode RU 3AM cathode anode lO ...

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Page 15: ...1 004 00 CERAMIC 0 OluF 5ov Cl10 l 102 115 00 CERAMIC 560PF 10 5ov C452 l 124 120 11 ELECT 220uF 20 2 5 V C453 l 136 165 00 MYLAR 0 1uF 10 5ov C454 1 101 004 00 CERAMIC 0 OluF 5ov C455 l 124 360 00 ELECT 1OOOuF 20 1 6 V C456 l 124 907 11 ELECT 1OuF 20 5ov Cl11 1 124 927 11 ELECT 4 7uF 20 1oov Cl14 l 124 902 00 ELECT 0 47uF 20 5ov Cl17 1 101 006 00 CERAMIC 0 047uF 5ov Cl18 l 102 973 00 CERAMIC 1OOP...

Page 16: ...9 D103 8 719 911 19 DIODE lSS119 D151 8 719 903 27 DIODE lSS168 D152 8 719 911 19 DIODE lSS119 D201 8 719 110 03 DIODE RD7 5ES B2 D551 8 719 911 19 DIODE lSS119 D552 8 719 911 19 DIODE lSS119 D553 8 719 911 19 DIODE lSS119 D601 8 719 979 32 DIODE RL202 Ml1 D602 8 719 109 93 DIODE RD6 2ES B2 D801 8 719 911 19 DIODE lSS119 D802 8 719 300 33 DIODE RU 3AM D803 l 808 394 11 DIODE GPlOG5020 D804 8 719 3...

Page 17: ...w 6 8 0 5 1 4w 2 2K 5 1 4w 10K 5 1 4w 1 0 5 1 4w 3 3K 5 1 4w 82K 5 1 4w 82K 5 1 4w 10K 5 1 4w Ref No Part No Description R401 l 249 409 11 CARBON R402 1 249 393 11 CARBON R403 1 249 412 11 CARBON R404 1 249 417 11 CARBON R405 1 249 417 11 CARBON R406 1 249 429 11 CARBON R407 1 249 429 11 CARBON R408 1 249 427 11 CARBON R409 1 249 413 11 CARBON R410 l 249 409 11 CARBON R411 1 249 433 11 CARBON R451...

Page 18: ...R AT801 1 439 487 21 TRANSFORMER ASSY FLYBACK TUNER TH151 1 693 196 11 TUNER UNIT t t t Ref No Part No Description A 3016 362 A R BOARD COMPLETE St Remark 3 714 118 01 SCREW 1 7X4 4 039 681 01 GEAR TUNING 4 039 691 01 KNOB RADIO TUNING BLACK 4 039 691 11 KNOB RADIO TUNING WHITE 4 039 693 01 POINTER 4 039 694 01 DRHM TUNING CAPACITOR 4 039 701 01 BRACKET POINTER 7 685 646 79 SCREW P 3X8 TYPE2 NON S...

Page 19: ...NT Remark 1 4w 1 4w 1 4w L 4W 1 4w 1 4w t tt2rr r r MISCELLANEOUS A68 l 546 075 11 CATHODE RAY TUBE B W E2282 A69 1 451 365 21 DEFLECTION YOKE ANT1 l 501 596 11 ANTENNA TELESCOPIC BLACK BLACK ANT1 l 501 596 21 ANTENNA TELESCOPIC WHITE WHITE SPl l 504 247 11 SPEAKER 5CM t ACCESSORIES PACKING MATERIALS A l 467 048 11 ADAPTOR AC AC E5251 3 756 602 21 MANUAL INSTRUCTION ENGLISH 4 039 803 01 CUSHION L ...

Page 20: ...FD 525 9 957 689 l 1 Sony Corporation General Audio Group 26 English 93co44121 Plinted in Japan 0 1993 3 Published by Audio Corporate Planning Group ...

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