Sony xr c 800 service manual

Page 1

XR-CBUll/CBUUW

SERVICE MANUAL

E Model

Photo: XR-CSOO

XR-0900
MG-55R1-31

Model Name Using Similar Mechanism
Tape Transport Mechanism Type

SPECIFICATIONS

Cassette player section Power amplifier section

TaPe 35k 4-track ZCIBMEI SIEFEO Outputs Speaker outputs (sure seal
Wow and flutter 006 % (WRMS) connecter)
Frequency response 5 - 22,000 Hz :3 dB Speaker impedance 4 - 3 ohms
Signal-tonoise ratio Maximum power output 35 W x 4 (at 4 ohms)
Cassette Dan: E Dolb C Dolby NR
mm M y NR y on General
TYPE 11, m, IV 70 dB 74 dB 61 dB Outputs Line outputs (3)
W EST 71T- gfir- roger aerial relay control
_ -_ -_ _ eil
Tuner section :Zitiver amplifier control
FM Tone controls Bass :8 dB at 100 Hz
Tuning range FM tuning interval: Treble :8 dB at 10 kHz
50 kHz/200 kHz Power requirements 12 V DC car battery
switchable (negative ground)
87,5 - 1081) MHz Dimensions Approx. 188 x 58 x 178 mm
(at 50 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. 1.8 kg
Intermediate frequency 10.7 MHz Supplied accessories Fans for installation and
Usable sensitivity 8 dBf connections (1 set)
Selectivity 75 dB at 400 kHz Front panel case (I)
Signal-tomoise ratio 65 dB (stereo), Rotary remote RM»X?£ (1)
68 dB (mono) Wireless remote
Harmonic distortion at 1 kHz RM»X42 (1)
0.5 % (stereo),
0.3 % (mono)
Separation 35 dB at 1 kHz
Frequency response 30 - 15,000 Hz Design and specifications at: subject 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 BAR 31mm
Aerial terminal External aerial connector

Intermediate frequency
Sensitivity

10]! MHz/450 kHz
28 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 3-16 Housing Hanger ............................... 27
Radio .............................................. 6 3-17. Hanger Bracket Sub Assy ...................... 27
Other Functions .................................... 7 3-18. Buffer Spring ............. , .28
CD/MD Changer .................................. 8 319. Suction Arrn Assy ................... .28
DSP .............................................. 11
Connections ...................................... 13 4. MECHANICAL ADJUSTMENTS .................. 29

2. DISASSEMBLY 5. ELECTRICAL ADJUSTMENTS

2-1. Front Panel . Deck Section ...................................... 29

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

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

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

2-5. Motor Block ............................... 6-1 IC Pin Descriptions ......... . , . ,33

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

2-7 Main Board ........................... 63. Block Diagram .................................. 37

2-8. Key Board ............................. 6.4, Printed Wiring Board57Main Sectioni .......... 42

65. Schematic Diagram-Main Section- ............ 47

3. ASSEMBLY OF MECHANISM DECK 6-6, Printed Wiring BoardiPanel Sectioni .......... 52

3-1. FR Gear Assy ........................ 6-7. Schematic Diagram-Panel Section- ............ 54

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

33 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 dlsconn m .

"DOLBY and the double-D symbol [II] are trademarks of Dolby Labora- . N ti th t th , eCSEd :hlp C0 Fonent _

gorges Licensing Corporation. 0 06 a e minus Si e o a tanta um capacrtor may be

damaged by heat.