Sony XR-T200 Bedienungsanleitung

MICROFILM

XR-T200

FM/AM CASSETTE CAR STEREO

SERVICE MANUAL

Saudi Arabia Model

Model Name Using Similar Mechanism XR-1750

Tape Transport Mechanism Type MG-52A-135

•XR-T200 are almost same as XR-1750.

Printed wiring boards, schematic diagram, exploded views

andelectricalparts list are described in this service manual.

Please refer to XR-1750 service manual previously issued

for the other informations.

TABLE OF CONTENTS

1. EXPLODED VIEWS................................................ 2

2. DIAGRAMS

2-1. IC Pin Function Description ........................................... 6

2-2. Printed Wiring Boards –MAIN Section– ....................... 8

2-3. Schematic Diagram –MAIN Section–........................... 11

2-4. Printed Wiring Board –CONTROL Section–................ 15

2-5. Schematic Diagram –CONTROL Section–................... 17

3. ELECTRICAL PARTS LIST ............................... 19

SERVICING NOTES

Flexible Circuit Board Repairing

• Keep the temperature of the soldering iron around 270 ˚C dur-

ing repairing.

• Do not touch the soldering iron on the same conductor of the

circuit board (within 3 times).

• Be careful not to apply force on the conductor when soldering

or unsoldering

Notes on chip component replacement

• Never reuse a disconnected chip component.

• Notice that the minus side of a tantalum capacitor may be dam-

aged by heat.

– 2 –

NOTE:

•-XX and -X mean standardized parts, so they

may have some difference from the original

one.

•Color Indication of Appearance Parts

Example:

KNOB, BALANCE (WHITE) . . . (RED)

↑↑

Parts Color Cabinet's Color

•Items marked “*” are not stocked since they

are seldom required for routine service. Some

delay should be anticipated when ordering

these items.

•The mechanical parts with no reference num-

ber in the exploded views are not supplied.

•Hardware (# mark) list and accessories and

packing materials are given in the last of the

electrical parts list.

SECTION 1

EXPLODED VIEWS

(1) CHASSIS SECTION

Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark

*1 X-3373-606-1 CHASSIS ASSY

*2 3-012-600-01 INSULATOR

*3 A-3313-260-A MAIN BOARD, COMPLETE

4 3-915-923-01 SCREW, GROUND POINT

*5 3-012-565-01 COVER

6 1-777-184-11 CORD (WITH CONNECTOR)

*7 3-012-598-01 BRACKET (IC)

*8 3-012-599-01 HEAT SINK

9 3-937-650-01 PLATE (C), GROUND

10 3-934-325-01 SCREW, +K (5X8) TAPPING

11 3-935-568-01 BRACKET (LOCK)

12 9-911-840-XX CUSHION (U)

*13 3-014-628-01 CHASSIS, FRONT

F901 1-533-330-11 FUSE (BLADE TYPE) (AUTO FUSE) (10A)

not

supplied

MG-52A-135

Front panel ass'y

#1 F901

#2 #2

#2 #

– 3 –

(2) FRONT PANEL SECTION

Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark

51 3-009-301-01 BUTTON (BASS)

53 3-009-299-01 BUTTON (L) (2) (+.–)

55 3-012-576-01 BUTTON (RESET)

56 3-009-300-01 BUTTON (SOURCE)

57 3-009-297-01 BUTTON (L) (r. OFF. + +). .

SEEK AMS. =0–. SEL. MUTE)

58 3-009-308-01 BUTTON (1-3) (6. 1. 2. 3)

59 3-009-309-11 BUTTON (4-6) (4. 5. 6)

60 3-009-313-01 BUTTON (R) (S) (BTM. LCL. r)

61 3-932-205-81 DOOR, CASSETTE

62 3-935-003-01 SPRING, TORSION

*63 3-010-282-01 PLATE (LCD), GROUND

*64 3-012-669-01 SHEET (REFLECTOR)

*65 3-009-302-01 PLATE (LCD), LIGHT GUIDE

*66 3-009-303-02 HOLDER (LCD)

*67 A-3294-317-A CONTROL BOARD, COMPLETE

68 X-3374-314-1 PANEL SUB ASSY

LCD901 1-801-678-11 DISPLAY PANEL, LIQUID CRYSTAL

PL901 1-517-567-11 LAMP, PILOT

PL902 1-517-567-11 LAMP, PILOT

not supplied

PL902

LCD901

PL901

60 61

55 56 57

– 4 –

(3) MECHANISM DECK SECTION-1

(MG-52A-135)

Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark

101 3-928-675-01 BELT (52)

*102 3-928-673-01 LEVER (LDG-A)

103 3-928-674-01 LEVER (LDG-B)

104 3-933-341-01 SPRING (LEVER LDG), TENSION

105 3-928-671-01 HOUSING

*106 3-933-347-01 ARM (SUCTION)

107 3-933-340-01 HANGER

108 3-933-346-01 CATCHER

109 3-933-344-01 GUIDE (C)

110 3-341-753-11 WASHER, POLYETHYLENE

111 3-933-335-01 GEAR (LDG-FT)

112 3-928-667-01 GEAR (LDG-A)

M901 A-3291-665-A MOTOR ASSY, MAIN (CAPSTAN/REEL)

106

107

108

109

M901

110

111

112

101

102

103

104

105

– 5 –

(4) MECHANISM DECK SECTION-2

(MG-52A-135)

151 X-3371-710-1 CHASSIS (S) ASSY

152 3-933-337-01 SPRING (B-T-R), CONE COIL

153 3-701-437-01 POLY-SLIDER (A)

154 3-933-333-01 GEAR (LDG-E)

155 3-933-339-01 SPRING (B-T-F), CONE COIL

156 3-933-345-01 GEAR, REEL

157 3-954-807-01 WASHER

158 1-660-169-21 REEL BOARD

159 3-341-752-11 WASHER, POLYETHYLENE

160 3-933-336-01 SPRING (ARM HANGER), TENSION

161 3-928-669-01 LEVER (PINCH SELECTION)

162 3-928-668-01 LEVER (MODE)

163 3-933-338-01 SCREW (HP), STEP

164 3-927-100-01 SCREW (+PS 2X10), SPECIAL

165 3-928-670-01 SPRING (PINCH PRESS)

*166 X-3371-712-1 PLATE SUB ASSY, HEAD

Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark

167 3-364-151-01 WASHER

*168 X-3371-701-1 CHASSIS (M) SUB ASSY (A)

169 X-3371-707-1 CLUTCH (PLAY) ASSY

170 3-701-437-21 WASHER

171 3-930-932-01 FLYWHEEL (F) (SEF)

172 A-3291-667-A CLUTCH (FR) ASSY

173 3-321-813-01 WASHER, COTTER POLYETHYLENE

174 3-933-343-01 GEAR (REVERSE)

175 3-933-383-01 SEAL (32), REFLECTION

176 X-3371-703-1 LEVER (GEAR) ASSY

177 X-3371-713-2 LEVER (PINCH) ASSY

178 X-3371-706-2 ARM (HANGER) ASSY

HP901 1-500-157-21 HEAD, MAGNETIC (PLAYBACK)

M902 A-3291-664-A MOTOR ASSY, SUB

(LOADING/TAPE OPERATION)

S901 1-692-885-11 SWITCH, ROTARY SLIDE (TAPE OPERATION)

169

175

170

171

172

173

174

176

164

163

165

166

159

167

177

168

162

S901

HP901

151

152

153

156

157

158 157

156

153

154

M902

178 159 177

160

161

155

– 6 –

2-1. IC PIN FUNCTION DESCRIPTION

•MAIN BOARD IC501 µPD17707GC-528-3B9 (SYSTEM CONTROL)

SECTION 2

DIAGRAMS

1 NIL – Notused(Fixedat“L”)

2, 3 POS3,POS2 I Tapepositiondetectionpin

4, 5 POS0,POS1 I Tapepositiondetectionpin

6 TAPEON O Tapepowersupplycontrolpin

7 CM_ON O Capstanmotorcontrolpin

8 LM_LOD O Loadingmotorcontrolpin(loadigdirection)

9 LM_EJ O Loadingmotorcontrolpin(ejectdirection)

10 TUNON O Tunerpowersupplycontrolpin

11 FM_ON O FMpowersupplycontrolpin

12 PW_ON O Systempowersupplycontrolpin

13 MUTE O Systemmutingcontrolpin Atmuting:“H”

14 VOLCE O Chipenableoutputpintoelectricalvolume

15 VOLCKO O Clockoutputpintoelectricalvolume

16 VOLSO O Dataoutputpintoelectricalvolume

17 AMPON O Poweramppowersupplycontrolpin

18 AMPMUT O Powerampmutingcontrolpin Atmuting:“L”

19 DX_LO O DX/localselectioncontrolpin

20 NC1 – Notused

21 GND – GND

22 DSTSEL I Destinationsettingpin(A/Dinput)(Fixedat“L”)

23 D_BASS I D-BASSswitchinputpin (A/Dinput)

24,25

KEYIN1,KEYIN0

I Keyinputpin(A/D input)

26 RC_IN0 I Rotaryremotecommander input pin(A/Dinput)

27 VSM I FM/AMsignalmetervoltagedetectionpin(A/Dinput)

28 AMIFIN I AM(MW,SW)IF input pin

29 FMIFIN I FM IFinputpin

30 V D D – Powersupply

31 FM_OSC I FMOSCsignalinputpin

32 AM_OSC I AMOSCsignalinputpin

33 GND – GND

34 NC2 – Notused

35 EO1 O Maincharge-pumpoutputpin

36 TEST0 I Testpin

37 SECU-OUT O Notused

38 SEKOUT O SEEKcontrolsignaloutputpin

39 MW_SW O MW/SWpowersupplyselectpin

40 BEEP O Beepsoundoutputpin

41 KEYACK O Keyacknowledgesignalinputpin

42 BU_IN I Backuppowersupplydetectionpin

METALcontrolinput/outputpin

Atinitialmode:auto/manualselectioninputofMETALfunction “L”:manual

43 MTLSEL I/O Atmanualmode:METALon/offoutput “H”:on

Atautomode:input at %ª MTLIN

DOLBYcontrolinput/outputpin

44 DOLON I/O Atinitialmode:valid/invalidselectioninputofDOLBYfunction

Atnormalmode:DOLBYon/offoutput

45 AMSIN I Tapemusicwith/withoutdetectionpin “L”:withmusic

46 ST I/O Stereodetectionsignalinputandforcedmonauralsignaloutputpin

Pin No. Pin Name I/O Function

– 7 –

Pin No. Pin Name I/O Function

47 AMSON O AtAMS:“L”

48 N_ROUT O Forward/reversecontrolpin

49 TAPMUT O Tapemutingcontrolpin Atmuting:“H”

Illuminationpowersupplycontrolpin

50 ILLON O AtPWSEL on:ACCon:“H”

AtPWSELoff:Poweron:“H”

51 SD_IN I Stationdetectionsignalinputpin

52 NOSESW I Frontpanelremovalorattachingdetectionpin

53 TELMUT I Telephonemutingdetection pin “L”:20dBaudio muting

54 REL I Reeltablerotationdetectionpin

55 ACCIN I Accessoryvoltagedetectionpin

56 TESTIN I Testmodesettingpin

57 RC_IN1 I Rotaryremotecommander input pin(A/Dinput)

58 PW_SEL I Powerselectswitchinputpin(Fixedat“H”)

59 MTLIN I AUTOMETALdetectionpin “L”:METAL

60 AD_ON O PowersupplycontrolpinforA/Dconversion

61 KEYSEL I Keyfunctionsettingpin

62 SEKOUTSEL I Activeselectpinfor #•SEKOUT

63 PULL-OUT I Notused

64 LCDCE O LCDchipenableoutputpin

65 LCDCKO O LCDclockoutputpin

66 LCDSO O LCDdataoutputpin

67 LCDINH O LCDbrankindicationcontrolpin

68 CLK-SEL I Notused(Fixedat“L”)

69 NC7 – Notused

70 SECU-SEL I Notused(Fixedat“L”)

71 NC9 – Notused

72 NC10 – Notused

73 NC11 – Notused

74 VREG O CPUreguratoroutputpin

75 GND – GND

76 X_OUT O Systemclockoutputpin(4.5MHz)

77 X_IN I Systemclockinputpin (4.5MHz)

78 CE I Fixedat“H”

79 V D D – Powersupply

80 RESET I Resetinputpin

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