Table Of Contents - Sony HCD-MG110 Service Manual

HCD-MG110/MG310AV
Tape player section
Recording system 4-track 2-channel stereo
Frequency response 40 - 13,000 Hz (±3 dB),
using Sony TYPE I
cassette
Tuner section
FM stereo, FM/AM superheterodyne tuner
FM tuner section
Tuning range 87.5 - 108.0 MHz
Antenna FM lead antenna
Antenna terminals
North American model: 75 ohms unbalanced
Australian model: 75 ohms balanced
Intermediate frequency 10.7 MHz
1. SERVICING NOTE
2. GENERAL
................................................................... 5
3. DISASSEMBLY
3-1. Disassembly Flow ........................................................... 7
3-2. Upper Cover .................................................................... 8
3-3. Front Block Assy ............................................................. 8
3-4. MAIN Board ................................................................... 9
3-5. Back Panel ....................................................................... 9
3-6. "MAIN AMP Board", "POWER Board" ........................ 10
3-7. "Middle (F) Assy", "Bracket (Middle-R)",
"Power Bracket" .............................................................. 10
3-8. Mechanism Deck (CDM64-K1BD44A) ......................... 11
3-9. Base Unit (BU-K1BD44A) ............................................. 11
3-10. BU Holder Assy .............................................................. 12
3-11. "Motor Gear Assy (Sled) (M102)", "CD Board" ........... 12
3-12. Op Base Assy (KSM-213BFN) ...................................... 13
3-13. Cassette Lid Assy (A)/(B) ............................................... 13
3-14. Mech Deck ...................................................................... 14
4. MECHANICAL ADJUSTMENTS
5. DIAGRAMS
5-1. Block Diagram - CD SERVO Section - ........................ 17
5-2. Block Diagram - TUNER/TAPE DECK Section - ...... 18
5-3. Block Diagram - SURROUND Section - ...................... 19
5-4. Block Diagram - AMP Section - ................................... 20
5-5. Block Diagram
- DISPLAY/POWER SUPPLY Section - ...................... 21
5-6. Note for Printed Wiring Boards and
Schematic Diagrams ....................................................... 22
2
AM tuner section
Tuning range
Antenna
Antenna terminals
Intermediate frequency

TABLE OF CONTENTS

.................................................. 4
....................... 15
General
530 - 1,710 kHz
Power requirements
(with the interval set at
10 kHz)
Power consumption
531 - 1,710 kHz
HCD-MG310AV:
(with the interval set at
HCD-MG110:
9 kHz)
AM loop antenna
Dimensions (w/h/d) incl. projecting parts and controls
External antenna terminal
450 kHz
Mass
HCD-MG310AV:
HCD-MG110:
Design and specifications are subject to change
without notice.
5-7. Schematic Diagram - CD Section - ............................... 24
5-8. Printed Wiring Board - CD Section - ............................ 25
5-9. Printed Wiring Boards
- CD MOTOR/SENSOR Section - ................................ 26
5-10. Schematic Diagram
- CD MOTOR/SENSOR Section - ................................ 27
5-11. Printed Wiring Board - TC Section - ............................. 28
5-12. Schematic Diagram - TC Section - ............................... 29
5-13. Schematic Diagram - MAIN Section (1/4) - ................. 30
5-14. Schematic Diagram - MAIN Section (2/4) - ................. 31
5-15. Schematic Diagram - MAIN Section (3/4) - ................. 32
5-16. Schematic Diagram - MAIN Section (4/4) - ................. 33
5-17. Printed Wiring Board - MAIN Section - ....................... 34
5-18. Printed Wiring Boards - AMP Section - ........................ 36
5-19. Schematic Diagram - AMP Section - ............................ 37
5-20. Printed Wiring Boards - DISPLAY Section - ............... 38
5-21. Schematic Diagram - DISPLAY Section - .................... 39
5-22. Printed Wiring Board - CONTROL Section - ............... 40
5-23. Schematic Diagram - CONTROL Section - .................. 41
5-24. Printed Wiring Boards - POWER Section - .................. 42
5-25. Schematic Diagram - POWER Section - ...................... 43
5-26. IC Pin Function Description ........................................... 44
6. EXPLODED VIEWS
6-1. General Section ............................................................... 50
6-2. Front Panel Section ......................................................... 51
6-3. Chassis Section ............................................................... 52
6-4. Mechanism Deck Section (CDM64-K1BD44A) ........... 53
6-5. Base Unit Section (BU-K1BD44A) ............................... 54
7. ELECTRICAL PARTS LIST
120 V AC, 60 Hz
200 watts
150 watts
Approx. 280 × 383 × 480
mm
Approx. 11.3 kg
Approx. 10.9 kg
............................... 55