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Details of FM/AM tuner sections, including frequency and IF.
Peak music power and continuous RMS power output specifications.
Recording system and frequency response for the cassette deck.
Guidelines for measuring AC leakage current not exceeding 0.5 mA.
Specifications for frequency response, S/N ratio, dynamic range, and distortion.
Power requirements, consumption, weight, and dimensions of the unit.
List of accessories provided with the unit.
Identifies tuner controls such as band selector, display, and tuning buttons.
Identifies amplifier controls like power, function selectors, volume, and jacks.
Identifies cassette deck controls like tape operation and selector buttons.
Identifies CD player controls such as display, tray, and operation buttons.
Detailed instructions for disassembling the base unit, including cam, disc table, and mechanism.
Cleaning, demagnetizing, and torque measurement procedures for mechanical parts.
Table detailing torque values for FWD, Back tension, and FF. REW operations.
Electrical adjustments for cassette deck, including playback head azimuth, PB level, and tape speed.
Procedures for record/playback head azimuth, PB level, and tape speed adjustments.
Procedure for adjusting head azimuth using test tape and oscilloscope.
Identifies the location of adjustment screws on the TC Main board.
Steps to adjust RV504 for high-speed tape playback frequency.
Steps to adjust RV505 for normal-speed tape playback frequency.
Steps for adjusting bias current using a signal generator and VTVM.
Specifies acceptable level differences between channels for playback.
Procedure to adjust the tuned level for FM reception.
Procedure to adjust the FM null point for optimal reception.
Procedure for AM section adjustments.
Procedure to adjust the tuned level for AM reception.
Shows component layout for adjustments on the Main Board.
Procedures for checking CD section blocks like S Curve, RF Level, and E-F Balance.
Procedure to check the S curve waveform for CD player focus.
Procedure to check the RF signal level waveform for CD player.
Procedure to check the E-F balance waveform for CD player.
Note that this gain has a margin and adjustment is not required.
Diagrams showing the pin configurations of various semiconductors.
Identifies the placement of boards like Panel, Main, TC Main, and CD Main boards.
Shows the printed wiring board layout and semiconductor locations for the TC Main Board.
Detailed schematic diagram for the TC section, including various boards.
Detailed schematic diagram for the Main section, covering various boards and components.
Shows the printed wiring board layout and semiconductor locations for the Main Board.
Detailed schematic diagram for the CD section, including waveforms.
Shows printed wiring board layouts for BD, Loading, CD Function, and CD Main boards.
Block diagrams for ICs such as LC7218, LA1851N, CXA1198AP, CXA1100P, CXD1244S, CXD2557M, CXD2552.
Exploded view of the cabinet section with part numbers.
Lists and identifies components of the front panel assembly.
Details parts for the mechanism deck section 1, including springs, levers, and switches.
Details parts for the mechanism deck section 2, including sliders, levers, and dampers.
Details parts for the mechanism deck section 3, including pinch rollers, gears, and heads.
Details parts for the CD mechanism, including chassis, yoke, and motors.
Details parts for the optical pick-up block, including shafts, gears, and the BD board.
Electrical parts list for the A Deck SW, B Deck SW, and BD boards.
Lists connectors, diodes, ICs, resistors, and indicators for BD and CD Function boards.
Lists resistors, switches, vibrators, connectors, diodes, and ICs for the CD Main board.
Lists resistors and transistors for the CD Main board.
Lists capacitors, connectors, diodes, ICs, coils, and transistors for the CD Main board.
Lists capacitors, ceramic filters, connectors, diodes, and ICs for Main, IC L, and IC R boards.
Lists resistors and transistors for Main, IC L, and IC R boards.
Lists resistors, variable resistors, relays, transformers, terminals, crystals, capacitors, connectors, diodes, and front end components.
Lists capacitors, connectors, diodes, ICs, coils, and transistors for the TC Main board.
Lists transistors, resistors, transformers, capacitors, connectors, ICs, and relays for various boards.
Lists capacitors, connectors, diodes, and fluorescent indicators for various boards.
Lists resistors, transistors, ICs, and coils for various boards.
Lists resistors, switches, vibrators, fuses, and holders for various boards.
Lists fuses, transistors, resistors, miscellaneous items, heads, motors, switches, transformers, and accessories.
Details an incorrect and correct part number for a jumper film.
Indicates a corrected portion on the TC Main Board schematic diagram.
Shows specific connections and components on the TC Main Board schematic.
Details of FM/AM tuner sections, including frequency and IF.
Peak music power and continuous RMS power output specifications.
Recording system and frequency response for the cassette deck.
Guidelines for measuring AC leakage current not exceeding 0.5 mA.
Specifications for frequency response, S/N ratio, dynamic range, and distortion.
Power requirements, consumption, weight, and dimensions of the unit.
List of accessories provided with the unit.
Identifies tuner controls such as band selector, display, and tuning buttons.
Identifies amplifier controls like power, function selectors, volume, and jacks.
Identifies cassette deck controls like tape operation and selector buttons.
Identifies CD player controls such as display, tray, and operation buttons.
Detailed instructions for disassembling the base unit, including cam, disc table, and mechanism.
Cleaning, demagnetizing, and torque measurement procedures for mechanical parts.
Table detailing torque values for FWD, Back tension, and FF. REW operations.
Electrical adjustments for cassette deck, including playback head azimuth, PB level, and tape speed.
Procedures for record/playback head azimuth, PB level, and tape speed adjustments.
Procedure for adjusting head azimuth using test tape and oscilloscope.
Identifies the location of adjustment screws on the TC Main board.
Steps to adjust RV504 for high-speed tape playback frequency.
Steps to adjust RV505 for normal-speed tape playback frequency.
Steps for adjusting bias current using a signal generator and VTVM.
Specifies acceptable level differences between channels for playback.
Procedure to adjust the tuned level for FM reception.
Procedure to adjust the FM null point for optimal reception.
Procedure for AM section adjustments.
Procedure to adjust the tuned level for AM reception.
Shows component layout for adjustments on the Main Board.
Procedures for checking CD section blocks like S Curve, RF Level, and E-F Balance.
Procedure to check the S curve waveform for CD player focus.
Procedure to check the RF signal level waveform for CD player.
Procedure to check the E-F balance waveform for CD player.
Note that this gain has a margin and adjustment is not required.
Diagrams showing the pin configurations of various semiconductors.
Identifies the placement of boards like Panel, Main, TC Main, and CD Main boards.
Shows the printed wiring board layout and semiconductor locations for the TC Main Board.
Detailed schematic diagram for the TC section, including various boards.
Detailed schematic diagram for the Main section, covering various boards and components.
Shows the printed wiring board layout and semiconductor locations for the Main Board.
Detailed schematic diagram for the CD section, including waveforms.
Shows printed wiring board layouts for BD, Loading, CD Function, and CD Main boards.
Block diagrams for ICs such as LC7218, LA1851N, CXA1198AP, CXA1100P, CXD1244S, CXD2557M, CXD2552.
Exploded view of the cabinet section with part numbers.
Lists and identifies components of the front panel assembly.
Details parts for the mechanism deck section 1, including springs, levers, and switches.
Details parts for the mechanism deck section 2, including sliders, levers, and dampers.
Details parts for the mechanism deck section 3, including pinch rollers, gears, and heads.
Details parts for the CD mechanism, including chassis, yoke, and motors.
Details parts for the optical pick-up block, including shafts, gears, and the BD board.
Electrical parts list for the A Deck SW, B Deck SW, and BD boards.
Lists connectors, diodes, ICs, resistors, and indicators for BD and CD Function boards.
Lists resistors, switches, vibrators, connectors, diodes, and ICs for the CD Main board.
Lists resistors and transistors for the CD Main board.
Lists capacitors, connectors, diodes, ICs, coils, and transistors for the CD Main board.
Lists capacitors, ceramic filters, connectors, diodes, and ICs for Main, IC L, and IC R boards.
Lists resistors and transistors for Main, IC L, and IC R boards.
Lists resistors, variable resistors, relays, transformers, terminals, crystals, capacitors, connectors, diodes, and front end components.
Lists capacitors, connectors, diodes, ICs, coils, and transistors for the TC Main board.
Lists transistors, resistors, transformers, capacitors, connectors, ICs, and relays for various boards.
Lists capacitors, connectors, diodes, and fluorescent indicators for various boards.
Lists resistors, transistors, ICs, and coils for various boards.
Lists resistors, switches, vibrators, fuses, and holders for various boards.
Lists fuses, transistors, resistors, miscellaneous items, heads, motors, switches, transformers, and accessories.
Details an incorrect and correct part number for a jumper film.
Indicates a corrected portion on the TC Main Board schematic diagram.
Shows specific connections and components on the TC Main Board schematic.
General| Brand | Sony |
|---|---|
| Model | HCD-D115 |
| Category | Stereo Receiver |
| Number of Channels | 2 |
| Frequency Response | 20 Hz - 20 kHz |
| Functions | AM/FM Tuner, CD Player, Tape Deck |
| Input Sensitivity | 2.5 mV (Phono) |
| Speaker Impedance | 6-16 ohms |
| Tuner Bands | AM/FM |
| FM Tuning Range | 87.5 - 108 MHz |
| MW Tuning Range | 531 - 1602 kHz |
| Tape Deck | Yes |
| CD Player | Yes |
| Remote Control | Yes |
| Power Output | 100 W |
| Inputs | Audio Input |
| Output Power | 100 W |
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