Sony xr c 800 w service manual

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XR-CBUU/CBIJUW

SERVICE MANUAL

E Model

Photo: XR-CSOO

XR-C900
MG-55R1-31

Model Name Using Similar Mechanism
Tape Transport Mechanism Type

SPECIFICATIONS

Cassette player section Power amplifier section

TaPe WCI 4-track 2413111191 Stefan Outputs Speaker outpus (sure seal
Wow and flutter 0.06 % (WRMS) connecter)
Frequency response 3 - 22,000 Hz :3 dB Speaker impedance 4 - 8 ohms
Signal-tonoise ratio Maximum power output 35 W x 4 (at 4 ohms)
Cassette Dolb B Dolb C Dolby NR
xype M y NR y on General
TYPE 11, Ill, IV 70 dB 74 dB 61 dB Outputs Une outptgts (3)
W 55313- W W I23, aerial relay control
Tuner section Silver amplifier control
FM Tone controls Bass :8 dB at 100 Hz
Tuning range FM tuning interval: Treble 18 dB at 10 kHz

50 kHz/200 kHz Power requirements 12 V DC car battery

switchable (negative ground)

87.5 - 1080 MHz Dimensions Approx 188 x 58 x 178 mm

(atSO kHz step) (w/h/d)

87.5 - 107.9 MHZ Mounting dimension Approx 182 x 53 x 157 mm

(at 200 kHz step) (w/h/d)
Aerial terminal External aerial connector Mass Approx. 1.3 kg
Intermediate frequency 10.7 MHz Supplied accessories Parts for installation and
Usable sensitivity 8 dBt connections (1 set)
Selectivity 75 dB at 400 kHz Front panel case (1)
Signal-lomo'se ratio 65 dB (stereo), Rotary remote RM»XZS (1)

68 dB (mono) Wireless remote
Harmonic distortion at 1 kHz RM>X42 (1)

0.5 % (stereo),

0,3 '7» (mono)
Separation 35 dB at 1 kHz
Frequency response 30 - 15,000 Hz Design and specifications are subjtct to change without
Capture ratio 2 dB notice.
AM
Tuning range AM tuning interval:

9 kHz/10 kHz switchable

531 - 1,602 kHz

(at 9 kHz step)

530 - 1,710 kHz

M... FM/AM CASSETTE CAR 31mm
Aerial terminal External aerial connector

Intermediate frequency
Sensitivity

10.71 MHz/450 kHz
23 11V

SONY;

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TABLE OF CONTENTS

1. GENERAL 3-13. Rotary Slide Switch ........................... 25
Location of controls ................................ 3 3-14. MD Cover ...................................... 26
Getting Started ................................... 4 3-15. EQ Board .................................... 26
Cassette Player .................................... 5 316. Housing Hanger ................................ 27
Radio .............................................. 6 3-17. Hanger Bracket Sub Assy . i . ......... 27
Other Functions .................................... 7 3-18. Buffer Spring ............. . , 28
CD/MD Changer .................................. 8 3-19. Suction Arm Assy ................... ..28
DSP .............................................. 11
Connections ...................................... 13 4. MECHANICAL ADJUSTMENTS .................. 29

2. DISASSEMBLY 5. ELECTRICAL ADJUSTMENTS

21. Front Panel . Deck Section ...................................... 29

2-2. MD Block ...................................... 15 Tuner Section .................................... 30

2-3. Heat Sink ...................................... 16

2-4. Panel (Base) .................................... 16 6. DIAGRAMS

2-5. Motor Block ............................... 6.1 1c Pin Descriptions ......... i . . ,33

2-6. Sub Panel ................................. 6-2. Circuit Boards Location . . i .36

2-7. Main Board ----------------------------- 6-3. Block Diagram .................................. 37

2-8. Key Board ............................... 6-4. Printed Wiring Boards-Main Section- .......... 42

6~5. Schematic DiagramiMain Sectioni ............ 47

3. ASSEMBLY OF MECHANISM DECK 66. Printed Wiring Board-Panel Section- .......... 52

3-1. FR Gear Assy .................................. 19 6-7. Schematic DiagramiPanel Sectioni ............ 54

3-2. Arm Assy .......................

3-3. Head Base Assy ................. 7. EXPLODED VIEWS

3-4. RVS Lever Assy ................. 7-1. Cover Section ........................ .

3'5- Midway Pulley (P) --------------- 7-2. Front Panel Section ............................ 62

3-6. Capstan Motor ............... 7-3. Chassis Section .................................. 63

3-7. Tension Spring ............... 7-4. Mechanism Deck Section (1) .................... 64

3-8. Flywheel ................... 7.5, Mechanism Deck Section (2) .................... 65

3-9. Mode Arm Assy ........... 7-6, Mehcanism Deck Section (3) .................... 66

3-10. Pinch Arm Assy ........... 7-7. Mechanism Deck Section (4) .................... 67

3-11. MCU PC Board Sub Assy.

3-12. Reverse Arm (M) ........... 8. ELECTRICAL PARTS LIST ...................... 68

Dolby noise reduction manufactured under license from Dolby Labora- Notes on Chip component Replacement

tories Licensing Corporation. N . .
' ever reuse a dlsconne m n .
"DOLBY" and the double-D symbol [II] are trademarks of Dolby Labora- . Notice th t th . Céed :hlptcot F0 ent _ b
tories Licensing Corporation. d d: he minus sx e 0 a an a um capacntor may e
amage y eat.