Page 1 ORDER NO. MD0808009CE Home Theater Audio System SC-HTR310P Colour (K)... Black Type Specification I Amplifier Section Power supply AC 120V, 60 Hz RMS output power of each channel driven Power consumption 10% total harmonic distortion Main set 68 W 70 W per channel (4 Ω)
Page 2: Table Of Contents
SC-HTR310P CONTENTS Page Page 1 Safety Precautions 10 Wiring Connection Diagram 2 Prevention of Electro Static Discharge (ESD) to 11 Block Diagram Electrostatically Sensitive (ES) Devices 12 Notes Of Schematic Diagram 3 Handling the Lead free Solder 13 Schematic Diagram...
Page 3: Safety Precautions
SC-HTR310P 1 Safety Precautions 1.1. General Guidelines 1. When servicing, observe the original lead dress. If a short circuit is found, replace all parts which have been overheated or damaged by the short circuit. 2. After servicing, ensure that all the protective devices such as insulation barriers, insulation papers shields are properly installed.
Page 4 SC-HTR310P 1.2. Before Repair and Adjustment Disconnect AC power, discharge ac capacitors C5712, C5808, C5805, C5813, C5816, C5824, C5517, C5516, C5508, C5509, C5510, C5511, C5512 and C5513 through a 10Ω, 1W resistor to ground. DO NOT SHORT-CIRCUIT DIRECTLY (with a screwdriver blade, for instance), as this may destroy solid state devices.
Page 5 SC-HTR310P 1.5. Caution for fuse replacement...
Page 6: Prevention Of Electro Static Discharge (Esd) To
SC-HTR310P 2 Prevention of Electro Static Discharge (ESD) to Electrostatically Sensitive (ES) Devices Some semiconductor (solid state) devices can be damaged easily by electricity. Such components commonly are called Electrostatically Sensitive (ES) Devices. Examples of typical ES devices are integrated circuits and some field-effect transistors and semiconductor “chip”...
Page 7: Handling The Lead Free Solder
SC-HTR310P 3 Handling the Lead free Solder 3.1. General description about Lead Free Solder (PbF) The lead free solder has been used in the mounting process of all electrical components on the printed circuit boards used for this equipment in considering the globally environmental conservation.
Page 8: Operating Procedures
SC-HTR310P 4 Operating Procedures 4.1. Control guide 4.1.1. This system...
Page 9 SC-HTR310P 4.1.2. Control panel 4.1.3. Amplifier...
Page 10 SC-HTR310P 4.1.4. Remote control 4.2. Remote control preparation 4.2.1. Inserting the batteries...
Page 11 SC-HTR310P 4.2.2. Using the remote control...
Page 12 SC-HTR310P 4.3. Installing and assembling the rack...
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Page 18 SC-HTR310P 4.4. Home Theater connections 4.4.1. Basic connections...
Page 19 SC-HTR310P 4.4.2. Connecting equipment with HDMI terminal (TV, DVD recorder, etc.)
Page 20 SC-HTR310P 4.4.3. Connecting with digital terminal-mouted equipment...
Page 21 SC-HTR310P 4.4.4. Connecting with VCR...
Page 22 SC-HTR310P 4.5. Other connections 4.5.1. Connecting a set top box (cable or satellite)
Page 23 SC-HTR310P 4.5.2. Connecting a combination DVD recorder/VCR...
Page 24 SC-HTR310P 4.6. AC mains supply connection...
Page 25: Self Diagnosis Display Function
SC-HTR310P 5 Self Diagnosis Display Function This unit is equipped with the self diagnosis display function, during servicing. which alarms faulty operation with error code. Use this function 5.1. Automatically Displayed Error Codes An error code automatically appears on the display (LCD) when faulty operation is detected. Refer to Fig. 5.1.
Page 26 SC-HTR310P LCD display Symptom Cause and Remedy NOT POSSIBLE FOR THIS PCM — You cannot use Dolby Virtual Speaker, SOURCE Dolby Pro Logic and SFC effect with PCM (Scrolling) signals with sampling frequency over 48 kHz. SFC is not available for multi-channel...
Page 27 SC-HTR310P 5.3. Activating Self Diagnosis Function (Servicing Mode) This mode can be used during servicing. 1. Plug the AC adapter to the power source. Press and hold down the [VOL +] button and the [VOL -] button, and then press the [POWER] button at the same time.
Page 28 SC-HTR310P 5.4. Activating Self Diagnosis Function (Doctor Mode) This mode can be used during servicing. 1. Plug the AC adapter to the power source. Press and hold down the [INPUT SELECTOR] button and the [VOL +] button, and then press the [POWER] button at the same time.
Page 29: Hdmi Checking Method
SC-HTR310P 6 HDMI Checking Method 1. Connection of HDMI system 2. Check of HDMI Sound a. Using the [DVD AUDIO TEST DISC V-612] and DVD-VIDEO disc with Dolby Digital signal. b. [DVD AUDIO TEST DISC V-612] - Track No. 92 (96kHz, 5.1ch). Track No. 40 (Zero) Check the Level and Noise, output from L / C / R / SL / SR / SW / speaker or pin.
Page 30 SC-HTR310P 1. Connect directly DVD player to TV. 2. Connect DVD player to set then connect it to TV. 3. Do the comparison for (1) and (2) if same, it is OK.
Page 31: Assembling And Disassembling
SC-HTR310P 7 Assembling and Disassembling 7.1. Caution “ATTENTION SERVICER” Be careful when disassembling and servicing. Some chassis components may have sharp edges. Special Note: 1. This section describes the disassembly procedures for all the major printed circuit boards and main components.
Page 32 SC-HTR310P • Replacement of Diode (D5802) • Replacement of Diode (D5803) • Disassembly of HDMI P.C.B. • Disassembly of DSP P.C.B.
Page 33 SC-HTR310P 7.2. Disassembly flow chart The following chart is the procedure for disassembling the casing and inside parts for internal inspection when carrying out the servicing. To assemble the unit, reverse the steps shown in the chart below.
Page 34 SC-HTR310P 7.3. Main Parts Location Diagram (Amplifier unit)
Page 35 SC-HTR310P 7.4. Main Parts Location Diagram (Rack Cabinet)
Page 36 SC-HTR310P 7.5. Disassembly of Front Net Frame Step 1 : Insert Steel Rule in between Front Net Frame and Rack Cabinet as arrow shown. Step 2 : Slightly push the Steel Rule as arrow shown to push out the Front Net Frame.
Page 37 SC-HTR310P 7.6. Disassembly of Front ornament (L) • Follow the (Step 1) - (Step 3) of item 7.5. Step 1 : Remove 1 screw. Step 2 : Insert the screwdriver with Cloth in between the Rack Cabinet and the Front Ornament (L), and slightly push the screwdriver as arrow shown to release the Bosses in order of sequence.
Page 38 SC-HTR310P 7.7. Disassembly of Side Board Assy (L) • Follow the (Step 1) - (Step 3) of item 7.5. • Follow the (Step 1) - (Step 3) of item 7.6. Step 1 : Pull the Side Board Assy (L) to release the bosses as arrow shown.
Page 39 SC-HTR310P 7.8. Disassembly of Sub Woofer Left (SP2) • Follow the (Step 1) - (Step 3) of item 7.5. • Follow the (Step 1) - (Step 3) of item 7.6. • Follow the (Step 1) - (Step 2) of item 7.7.
Page 40 SC-HTR310P 7.9. Disassembly of Front ornament (R) • Follow the (Step 1) - (Step 3) of item 7.5. Step 1 : Remove 1 screw. Step 2 : Insert the screwdriver with Cloth in between the Rack Cabinet and the Front Ornament (R), and slightly push the screwdriver as arrow shown to release the Bosses in order of sequence.
Page 41 SC-HTR310P 7.10. Disassembly of Side Board Assy (R) • Follow the (Step 1) - (Step 3) of item 7.5. • Follow the (Step 1) - (Step 3) of item 7.9. Step 1 : Pull the Side Board Assy (R) to release the Bosses as arrow shown.
Page 42 SC-HTR310P 7.11. Disassembly of Sub Woofer Right (SP2) • Follow the (Step 1) - (Step 3) of item 7.5. • Follow the (Step 1) - (Step 3) of item 7.9. • Follow the (Step 1) - (Step 2) of item 7.10.
Page 43 SC-HTR310P 7.12. Disassembly of Centre speaker (SP1) • Follow the (Step 1) - (Step 3) of item 7.5. Step 1 : Remove 3 screws. Step 2 : Prepare a Box. Step 3 : Remove the Centre speaker unit and place on the box.
Page 44 SC-HTR310P Step 5 : Remove 6 screws. Step 6 : Remove the Centre speaker panel as arrow shown. Step 7 : Detach the White (+) and Blue (-) speaker wires. Step 8 : Remove 4 screws. Step 9 : Remove the Centre speaker (SP1) as arrow shown.
Page 45 SC-HTR310P Caution : During reassembling procedures, ensure the cable are properly dressed.
Page 46 SC-HTR310P 7.13. Disassembly of Front Left speaker (SP1) • Follow the (Step 1) - (Step 3) of item 7.5. • Follow the (Step 1) - (Step 3) of item 7.6. Step 1 : Remove 3 screws. Step 2 : Prepare a Box.
Page 47 SC-HTR310P Step 6 : Detach the Yellow (+) and Black (-) speaker wires. Step 7 : Remove 4 screws. Step 8 : Remove the Front Left speaker (SP1) as arrow shown. Caution : During reassembling procedures, ensure the cable are properly dressed.
Page 48 SC-HTR310P 7.14. Disassembly of Front Right speaker (SP1) • Follow the (Step 1) - (Step 3) of item 7.5. • Follow the (Step 1) - (Step 3) of item 7.9. Step 1 : Remove 3 screws. Step 2 : Prepare a Box.
Page 49 SC-HTR310P Step 5 : Remove the Front speaker panel as arrow shown. Step 6 : Detach the Grey (+) and Blue (-) speaker wires. Step 7 : Remove 4 screws. Step 8 : Remove the Front Right speaker (SP1) as arrow shown.
Page 50 SC-HTR310P 7.15. Disassembly of Front Baffle Assembly • Follow the (Step 1) - (Step 3) of item 7.5. Step 1 : Push the Glass door holder. Step 2 : Open the Glass door as arrow shown. Step 3 : Tilt the Shelf board (R) up slightly and remove it as arrow shown.
Page 51 SC-HTR310P Step 4 : Detach cable at connector (CN601 and CN602) on Panel P.C.B.. Step 5 : Remove 8 screws.
Page 52 SC-HTR310P Step 6 : Prepare a Box. Step 7 : Remove the Front Baffle Assembly as arrow shown and place it on the Box.
Page 53 SC-HTR310P 7.16. Disassembly of Panel P.C.B. • Follow the (Step 1) - (Step 3) of item 7.5. • Follow the (Step 1) - (Step 7) of item 7.15. Step 1 : Remove 2 screws. Step 2 : Remove 2 screws.
Page 54 SC-HTR310P Caution : Take extra care for the locator on the Panel P.C.B. during removal and assembly of the Panel P.C.B.. Step 6 : Remove the Panel P.C.B. as arrow shown.
Page 55 SC-HTR310P 7.17. Disassembly of Amplifier Unit • Follow the (Step 1) - (Step 3) of item 7.5. • Follow the (Step 1) - (Step 5) of item 7.15. Step 1 : Remove 2 screws. Step 2 : Prepare a Box.
Page 56 SC-HTR310P Step 4 : Remove 4 screws. Step 5 : Lift up the Main Set a bit and remove the Amp Fixtures as arrow shown.
Page 57 SC-HTR310P Step 6 : Remove the main set as arrow shown. Caution : During reassembling procedures, ensure the cable are properly dressed.
Page 58 SC-HTR310P 7.18. Disassembly of Glass Ornament (L) • Follow the (Step 1) - (Step 3) of item 7.5. • Follow the (Step 1) - (Step 7) of item 7.15. Step 1 : Loosen the Screws for removing the Glass door.
Page 59 SC-HTR310P Step 4 : Remove the Glass ornament (L) as arrow shown. Caution : Be careful of losing the Pivot holder as it may fall off when the Hinge angle (L) removed from the Glass ornament (L).
Page 60 SC-HTR310P 7.19. Disassembly of Glass Ornament (R) • Follow the (Step 1) - (Step 3) of item 7.5. • Follow the (Step 1) - (Step 7) of item 7.15. Step 1 : Loosen the Screws for removing the Glass door.
Page 61 SC-HTR310P Step 4 : Remove the Glass ornament (R) as arrow shown. Caution : Be careful of losing the Pivot holder as it may fall off when the Hinge angle (R) removed from the Glass ornament (R).
Page 62 SC-HTR310P 7.20. Disassembly of Top Cabinet 7.21. Disassembly of Rear Cabinet • Follow the (Step 1) - (Step 3) of item 7.20. Step 1 : Remove 4 screws. Step 1 : Remove 9 screws. Step 2 : Remove 2 screws.
Page 63 SC-HTR310P Step 4 : Detach FFC cable at the connector (CN106) on Main P.C.B.. Step 5 : Detach FFC cable at the connector (CN2001) on HDMI P.C.B.. Step 7 : Lift up and remove the HDMI P.C.B. with the chassis from the Rear Cabinet as arrow shown.
Page 64 SC-HTR310P 7.22. Disassembly of Front Cabinet • Follow the (Step 1) - (Step 3) of item 7.20. Step 1 : Remove 2 screws. Step 3 : Remove the Front Cabinet as arrow shown. Be careful both side guides and three guides at the bottom when removing the Front Cabinet.
Page 65 SC-HTR310P 7.23. Disassembly of AC Inlet P.C.B. • Follow the (Step 1) - (Step 3) of item 7.20. Step 3 : Remove Bracket as arrow shown. Step 1 : Remove 1 screw. Step 4 : Release the one side of the Rear Cabinet as arrow shown.
Page 66 SC-HTR310P 7.24. Disassembly of Main P.C.B. • Follow the (Step 1) - (Step 3) of item 7.20. • Follow the (Step 1) - (Step 3) of item 7.22. Step 1 : Remove 4 screws. Step 5 : Flip over the AC Inlet P.C.B..
Page 67 SC-HTR310P Step 5 : Lift up Main P.C.B. and remove it forward as arrow shown in sequences (from 1-2). During reassembling procedures, ensure the P.C.B. is seated properly at the locators. Step 6 : Detach FFC cable at the connector (CN2201) on HDMI P.C.B..
Page 68 SC-HTR310P 7.25. Disassembly of D-Amp P.C.B. • Follow the (Step 1) - (Step 3) of item 7.20. • Follow the (Step 1) - (Step 3) of item 7.22. • Follow the (Step 1) - (Step 3) of item 7.23. • Follow the (Step 1) - (Step 2) of item 7.24.
Page 69 SC-HTR310P During reassembling procedures, ensure the P.C.B. is seated properly at the locators. Step 6 : Remove the wire clamper to detach the fan unit connector (CN5501) on D-Amp P.C.B.. Step 7 : Open one side of the Rear Cabinet slightly as arrow shown.
Page 70 SC-HTR310P 7.26. Replacement of Audio Digital Power Amp IC (IC5000) • Follow the (Step 1) - (Step 3) of item 7.20. Step 4 : Remove 1 screw. Step 5 : Remove the TR spring as arrow shown. Step 6 : Remove the Audio Digital Power Amp IC (IC5000) from the heat sink unit A.
Page 71 SC-HTR310P • Assembly of the Audio Digital Power Amp IC (IC5000) Step 5 : Position the bottom chassis portion into the curves according to the diagram shown. (Rotate the part at 180 Step 1 : Fix the Audio Digital Power Amp IC (IC5000) to the degrees as compared to its original position.)
Page 72 SC-HTR310P 7.27. Replacement of Audio Digital Power Amp IC (IC5300) • Follow the (Step 1) - (Step 3) of item 7.20. Step 4 : Remove 1 screw. Step 5 : Remove the TR spring as arrow shown. Step 6 : Remove the Audio Digital Power Amp IC (IC5300) from the heat sink unit A.
Page 73 SC-HTR310P • Assembly of the Audio Digital Power Amp IC (IC5300) Step 5 : Position the bottom chassis portion into the curves according to the diagram shown. (Rotate the part at 180 degrees as compared to its original position.) Step 6 : Screw 1 screw at the Chassis Portion.
Page 74 SC-HTR310P 7.28. Disassembly of SMPS P.C.B. • Follow the (Step 1) - (Step 3) of item 7.20. • Follow the (Step 1) - (Step 3) of item 7.22. • Follow the (Step 1) - (Step 2) of item 7.24. Step 3 : Remove 4 screws.
Page 75 SC-HTR310P 7.29. Replacement of Switching Regulator IC (IC5701) • Follow the (Step 1) - (Step 3) of item 7.20. • Follow the (Step 1) - (Step 3) of item 7.22. • Follow the (Step 1) - (Step 2) of item 7.24.
Page 76 SC-HTR310P • Assembly of the Switching Regulator IC (IC5701) 7.30. Replacement of Diode (D5702) • Follow the (Step 1) - (Step 3) of item 7.20. • Follow the (Step 1) - (Step 3) of item 7.22. • Follow the (Step 1) - (Step 2) of item 7.24.
Page 77 SC-HTR310P • Assembly of the Diode (D5702) Step 4 : Release the Heatsink Unit B as arrow shown. Step 5 : Remove 1 screw from Diode (D5702). Step 6 : Remove the Diode (D5702) from the Heatsink Unit B. Step 1 : Fix the Diode (D5702) from the Heatsink Unit B.
Page 78 SC-HTR310P • Assembly of the Diode (D5801) 7.31. Replacement of Diode (D5801) • Follow the (Step 1) - (Step 3) of item 7.20. • Follow the (Step 1) - (Step 3) of item 7.22. • Follow the (Step 1) - (Step 2) of item 7.24.
Page 79 SC-HTR310P • Assembly of the Diode (D5802) 7.32. Replacement of Diode (D5802) • Follow the (Step 1) - (Step 3) of item 7.20. • Follow the (Step 1) - (Step 3) of item 7.22. • Follow the (Step 1) - (Step 2) of item 7.24.
Page 80 SC-HTR310P • Assembly of the Diode (D5803) 7.33. Replacement of Diode (D5803) • Follow the (Step 1) - (Step 3) of item 7.20. • Follow the (Step 1) - (Step 3) of item 7.22. • Follow the (Step 1) - (Step 2) of item 7.24.
Page 81 SC-HTR310P 7.34. Disassembly of HDMI P.C.B. • Follow the (Step 1) - (Step 3) of item 7.20. • Follow the (Step 1) - (Step 3) of item 7.22. • Follow the (Step 1) - (Step 2) of item 7.24. Step 5 : Detach FFC cable at the connector (CN2001) on Step 1 : Remove 2 screws.
Page 82 SC-HTR310P • Assembly of HDMI P.C.B. Step 9 : Remove 2 screws. Step 10 : Remove the tape. Step 11 : Remove the HDMI P.C.B. as arrow shown. Step 1 : Place back a tape after disassembly as a diagram shown.
Page 83 SC-HTR310P 7.35. Disassembly of DSP P.C.B. • Follow the (Step 1) - (Step 3) of item 7.20. • Follow the (Step 1) - (Step 3) of item 7.22. • Follow the (Step 1) - (Step 2) of item 7.24. Step 1 : Detach FFC cable at the connector (CN1002) on DSP P.C.B..
Page 84: Service Position
SC-HTR310P 8 Service Position Note : For description of the disassembly procedures, see the section 7 8.2. Checking & Repairing D-Amp 8.1. Checking & Repairing Main P.C.B P.C.B Step 1 : Remove the Top Cabinet Step 1 : Remove the top cabinet Step 2 : Remove the Front Cabinet Step 3 : Remove 3 screws.
Page 85 SC-HTR310P Step 7 : Slightly lift up Main P.C.B. and shift forward Main P.C.B. as arrow shown in sequences (from 1-2). Step 9 : Remove 2 screws. Step 10 : Detach 17P FFC cable at the connector (CN5050) on D-Amp P.C.B..
Page 86 SC-HTR310P Step 16 : Remove Bracket as arrow shown. Step 13 : Remove the wire clamper to detach the fan unit connector (CN5501) on D-Amp P.C.B.. Step 14 : Open one side of the rear cabinet slightly as arrow shown. Be careful guide when removing the rear panel.
Page 87 SC-HTR310P Amp P.C.B.. Caution : Ensure the cable is attached properly. Step 18 : Remove 2 screws. Step 26 : Position Fan unit and D-Amp P.C.B. with the object Step 19 : Release the catches and remove the fan unit.
Page 88 SC-HTR310P 8.3. Checking & Repairing SMPS P.C.B • Follow the (Step 1) - (Step 8) of item 8.2. Step 5 : Connect 8P cable at the connector (CN601) on Panel P.C.B.. Step 6 : Connect 9P cable at the connector (CN602) on Panel P.C.B..
Page 89 SC-HTR310P 8.4. Checking & Repairing HDMI Step 6 : Detach 12P FFC cable at the connector (CN2201) on HDMI P.C.B.. P.C.B • Follow the (Step 1) - (Step 4) of item 8.2. Step 1 : Detach 10P FFC cable at the connector (CN106) on Main P.C.B..
Page 90 SC-HTR310P Step 8 : Connect 8P cable at the connector (CN601) on Panel 8.5. Checking & Repairing DSP P.C.B.. P.C.B Step 9 : Connect 9P cable at the connector (CN602) on Panel • Follow the (Step 1) - (Step 12) of item 8.4.
Page 91 SC-HTR310P 8.6. Checking & Repairing Panel P.C.B Step 1 : Connect 8P cable at the connector (CN601) on Panel P.C.B.. Step 2 : Connect 9P cable at the connector (CN602) on Panel P.C.B.. Step 3 : Check & repair Panel P.C.B. according to the diagram...
Page 92: Voltage Measurement & Waveform Chart
SC-HTR310P 9 Voltage Measurement & Waveform Chart Note: • Indicated voltage values are the standard values for the unit measured by the DC electronic circuit tester (high-impedance) with the chassis taken as standard. Therefore, there may exist some errors in the voltage values, depending on the internal impedance of the DC circuit tester.
Page 93 CD PLAY STANDBY Ref No. IC1001 MODE CD PLAY STANDBY Ref No. IC1001 MODE CD PLAY STANDBY Ref No. IC1002 MODE CD PLAY STANDBY Ref No. IC1003 MODE CD PLAY STANDBY Ref No. IC1004 MODE CD PLAY STANDBY SC-HTR310P DSP P.C.B.
Page 94 SC-HTR310P 9.1.3. HDMI P.C.B. Ref No. IC2001 MODE CD PLAY STANDBY Ref No. IC2001 MODE CD PLAY -0.2 -0.2 STANDBY Ref No. IC2001 MODE CD PLAY -0.2 -0.2 -0.2 -0.2 -0.1 -0.1 -0.2 -0.2 STANDBY Ref No. IC2001 MODE CD PLAY -0.2...
Page 95 SC-HTR310P Ref No. IC2003 MODE CD PLAY STANDBY Ref No. IC2003 MODE CD PLAY STANDBY Ref No. IC2003 MODE CD PLAY STANDBY Ref No. IC2003 MODE CD PLAY STANDBY Ref No. IC2003 MODE CD PLAY STANDBY Ref No. IC2004 MODE...
Page 96 MODE CD PLAY STANDBY Ref No. Q2008 Q2009 Q2010 Q2011 Q2012 MODE CD PLAY STANDBY Ref No. Q2016 Q2017 Q2018 QR2021 QR2022 MODE CD PLAY -0.6 STANDBY -1.1 Ref No. QR2023 QR2024 QR2025 MODE CD PLAY STANDBY SC-HTR310P HDMI P.C.B.
Page 97 SC-HTR310P 9.1.4. MAIN P.C.B. Ref No. IC101 MODE CD PLAY 0.16 0.15 0.41 0.04 0.04 STANDBY 0.01 0.01 0.02 0.01 0.01 0.01 0.43 0.04 0.04 Ref No. IC101 MODE CD PLAY 0.15 0.37 0.11 0.11 0.39 0.38 0.29 0.29 STANDBY 0.39...
Page 98 4.01 0.59 4.01 3.98 0.59 STANDBY 3.34 3.98 3.98 0.59 0.59 Ref No. QR225 QR226 QR271 QR701 MODE CD PLAY 3.98 3.98 0.02 0.02 2.79 0.66 0.4 0.66 STANDBY 3.98 3.98 0.02 0.02 2.8 0.66 0.42 0.66 SC-HTR310P MAIN P.C.B.
Page 99 STANDBY Ref No. IC601 MODE CD PLAY STANDBY Ref No. QR402 QR601 QR603 QR604 MODE CD PLAY STANDBY SC-HTR310P PANEL P.C.B. 9.1.6. SMPS P.C.B. IC5701 REF NO. MODE CD PLAY 19.3 STANDBY 19.3 IC5799 REF NO. MODE CD PLAY 20.3 162.2 STANDBY 20.3 163.0...
Page 100 SC-HTR310P 9.2. Waveform Chart CN222 PIN 6 CN222 PIN 7 CN222 PIN 8 CN222 PIN 10 CD PLAY CD PLAY CD PLAY CD PLAY 3.40Vp-p (1msec.div) 3.40mVp-p (50msec.div) 3.44mVp-p (25msec.div) 3.44Vp-p (50msec.div) JW602 PIN 4 JW602 PIN 5 JW602 PIN 6...
Page 101 SC-HTR310P IC101 PIN 51 IC101 PIN 52 IC301 PIN 35 IC301 PIN 36 CD PLAY CD PLAY CD PLAY CD PLAY 556mVp-p (500usec.div) 556mVp-p (500usec.div) 3.44Vp-p (50msec.div) 3.44Vp-p (50msec.div) IC301 PIN 37 IC301 PIN 44 IC301 PIN 49 IC301 PIN 59...
Page 102 SC-HTR310P...
Page 103: Wiring Connection Diagram
SC-HTR310P 10 Wiring Connection Diagram JK101 1 ... 1 7 2 ..1 6 AUX 3 CN200 1 ... . 1 1...
Page 104 SC-HTR310P...
Page 105: Block Diagram
SC-HTR310P 11 Block Diagram 11.1. HDMI BLOCK DIAGRAM 6;<B5)B !"#$$% "04/3. +D3$. H&,8%F2GI &A;",<9!4P>45 "#"&''$$$(%( ")* J#K!0 J%K!0 !"#$$3 2-(-/-3 J.$1K!06 J%@K>M<<>7B76 "$9&Q''$$#11 E%F%G =>#$#% J.$%KB"96 J#$K>M<!06 );D7><B*))A'<!" HBD8E%F%GI J.$#K>7B76 J/1K>M<B"96 J1#KO95!8);D7> BD!6"O J1KR70 J//K5*67;*6 J2%K45*67 9##$( =>#$## J.KP09 9##$2 +,#$$.
Page 106 SC-HTR310P 11.2. DSP/D-AMP BLOCK DIAGRAM HE%F%G9I HE2G4I HE%F%G9I %F%G %F%G !".$$% 1-2. #1-1. (-2% "$"&4&P$$$#/ +,.$1 %F%G<>7P*A46;> GA" J.$KR"B "0.$$% "0.$% G4>M "0.$# "0.$$# J.#KR>B6 @-.. 6;<54!0 >M)/ :;)6!"4A<.? "0.$$% "0.$% "0.$% "0.$$% J3K"9;*6 HE2G4I &A;",<9!4P>45 E%F%G E%F%G .@-#$ "0.$$% "0.$%...
Page 107 SC-HTR310P 11.3. MAIN 1/2 /PANEL BLOCK DIAGRAM A7C6 4*M. > >!PO6 A7C6 &9R9G9 !"#$# > >!PO6 "$4&&&$$$.#2 9*4A<;)N45) +,.$. A;*6 "0#$$ "02$2$ 6;<9!P!64A<45) &A;",<9!4P>45 !".$% >;*6 "0#$$ "02$2$ "$4&&&$$$$%3 9*4A<;)N45) =### =>##. =>### !".$. 5*67 );D7> !"#$1 5*67 ".&&$$$$..%1 "$4&&&$$$.#2 BD!6"O...
Page 108 SC-HTR310P 11.4. MAIN 2/2 /SMPS BLOCK DIAGRAM B!P04A<A!07 Z<54!0<B!P04A<A!07 Z<9G9<B!P04A<A!07 !"2/@@ 62/2. 5!)1..$5BB"C< &4",*)< BD!6"O!0P< 6>40BC;>57> >7P*A46;> % "A 923@( HB'B(GI 923@2 92/@3 G"" !"23@@ "$94&C"$$$$# BO*06 )"2/@@ >7P*A46;> C& C779<&4", =/$( H4E/GI !"//1 >7P*A46;> "$9&4'O$$$$2 );D7><B*))A' )"2/$. =>23.$ "0/$# "023$#...
Page 109: Notes Of Schematic Diagram
SC-HTR310P 12 Notes Of Schematic Diagram (All schematic diagrams may be modified at any time with the development of new technology) Notes: S601: POWER switch. ( S602: WHISPER MODE SURROUND switch. S603: VOLUME UP switch. (+) S606: SELECTOR switch. S607: VOLUME DOWN switch.
Page 110 SC-HTR310P...
Page 111: Schematic Diagram
C2110 1000P EZAEG2A50AX EZAEG2A50AX PGND2 L2101 J0MAB0000170 C2111 VA2106 VA2107 EZAEG2A50AX EZAEG2A50AX 52 53 54 55 56 57 58 59 60 R2111 TO HDMI SECTION (2/4) C2112 4V330 R2115 C2116 4V330 IC2012 C0CBCAG00015 REGULATOR LB2107 J0JHC0000021 C2118 SC-HTR310P HDMI CIRCUIT...
Page 112 S_CK (NOT SUPPLIED) M_SI S_SI MAIN CIRCUIT H_SO R2241 H_SO (CN222) IN M_CS S_CS SCHEMATIC H_REQ DIAGRAM - 8 R2242 H_REQ H_POWER R2243 MAIN_POWER POWER_SENSE(3.3V) POWER_SENSE(3.3V) QR2022 HDMI_MUTE AMUTE_D CN2202 AMUTE QR2022 D2206 B1GBCFJJ0007 B0ACCK000005 MUTE SWITCH SC-HTR310P HDMI CIRCUIT...
Page 113 D0_GND TMDS_D0+ VA2010 VA2011 R1X0+ L2011 TMDS_D1- R1X1- C2033 D1_GND C2032 18P 0.01 RX_INT TMDS_D1+ VA2008 VA2009 R1X1+ L2010 R2037 X2001 RX_SCDT TMDS_D2- R1X2- H0J270500064 R2039 R2036 RX_RST D2_GND C2031 18P D2004 B0ACCK000005 TMDS_D2+ VA2006 VA2007 R1X2+ SC-HTR310P HDMI CIRCUIT...
Page 114 1000P BCK_D Q2007 12S_2_D IC2009 R2218 X2003 H2D400400018 CN2001 LRCK_H 12S_2_H C2209 Q2008 RX1_EDID_CK LRCK_D 12S_3_D Q2009, Q2010 12S_0_H 12S_3_H B1CBGD000001 SWITCH AMUTE_D 12S_0_D Q2007, Q2008 B1CBGD000001 AMUTE SWITCH IC2009 C0JBAZ001466 LEVEL SHIFTER QR2021 B1GBCFJJ0007 RESET SWITCH SC-HTR310P HDMI CIRCUIT...
Page 115 SC-HTR310P 13.2. DSP CIRCUIT @< .< #< %< 1< 2< (< /< 3< .$< .< . < .#< .%< .1< B"O7546!"<9!4P>45<N<2 4< <9B)<"!>"*!6 Z<E&<B!P04A<A!07 Z<N&<B!P04A<A!07 Z<54!0<B!P04A<A!07 4< &< "< &< G;8.F3G< &.< 9< E%F%G9< 7< E2G4< C< E%F%G9< P< ".$/@<...
Page 116 SC-HTR310P .2< .(< ./< .3< .@< #$< #.< ##< #%< #1< #2< #(< #/< #3< B"O7546!"<9!4P>45<N<( 4< <9B)<"!>"*!6 Z<E&<B!P04A<A!07 Z<N&<B!P04A<A!07 Z<54!0<B!P04A<A!07 4< &< "0.$$# "< &< .< 9P09< &.< G;8.F3G< 9< #< >M$:9G98";4M?< E%F%G9< %< 9P09< 7< E2G4< 1< >M#:0;<*B7?<...
Page 117 C387 DIAGRAM - 13 C324 C322 C388 CENTER C0ABBB000125 MUTE_S (MODE 1) DUAL OP-AMP IC MUTE_F (MODE 2) D232 FHOP MA2J11100L FAN_LOCK D231 DC_DET MA2J11100L AMP_POWER E101 MOD_DA K9ZZ00001279 MUTE_ALL TO MAIN SECTION (3/4) A B C SC-HTR310P MAIN CIRCUIT...
Page 118 R334 RESET FL_CLK 4.7k (CN602) IN FL_CLK CNVSS C310 CNVSS FL_CS SCHEMATIC 0.01 C326 FL_CS DIAGRAM - 11 RC_LED C315 0.01 RC_LED D305 DGND FL_GND C318 DGND 6.3V100 D305 MAZ80470ML C319 R335 0.01u TO MAIN SECTION (4/4) SC-HTR310P MAIN CIRCUIT...
Page 119 C197 C198 MAIN CIRCUIT 1800p 3300p 0.01u 1500p R196 AGND (LJ2A*) IN 5.6k AGND R197 SCHEMATIC C199 1.8k LOUT+ C201 16V10 DIAGRAM - 10 R198 270P R201 R379 R199 R202 3.3k V_LIN 1.8k 5.6k LOUT- C797 C798 SC-HTR310P MAIN CIRCUIT...
Page 120 DVR(OPT2) AGND SCHEMATIC GND VOUT VIN DGND IC774 DIAGRAM - 9 JK105 R772 ON/OFF 3.3K L282 DGND G0B600D00002 AGND DVD(COAX) JK106 DGND C777 C778 C779 R779 25V10 25V330 R281 AUX2 (COAXIAL) IC774 C0DBAYH00005 POWER SUPPLY IC DGND SC-HTR310P MAIN CIRCUIT...
Page 121 SC-HTR310P 13.4. PANEL CIRCUIT .< #< %< 1< 2< (< /< 3< @< .$< ..< .#< .%< .1< B"O7546!"<9!4P>45<N<.. 4< 4< <)407A<"!>"*!6 Z<E&<B!P04A<A!07 Z<N&<B!P04A<A!07 CA($.< 4#&&$$$$$.23< CA<9!B)A4'< &< &< .< #< %< 1< 2< (< /< 3< @< .$< ..<...
Page 122 SC-HTR310P 13.5. D-AMP CIRCUIT .< #< %< 1< 2< (< /< 3< @< .$< ..< .#< .%< .1< B"O7546!"<9!4P>45<N<.# 4< <9N45)<"!>"*!6 Z<E&<B!P04A<A!07 Z<N&<B!P04A<A!07 Z<54!0<B!P04A<A!07 +,2$$. C>;06<AN C>;06<AE C>;06 C>N &< C>;06<>N C>E C>;06<>E !"2%$$< B)74,7>B "N "7067><N ".&4$$$$$13/< "7067> "E "7067><E...
Page 123 SC-HTR310P .2< .(< ./< .3< .@< #$< #.< ##< #%< #1< #2< #(< #/< #3< B"O7546!"<9!4P>45<N<.% 4< <9N45)<"!>"*!6 Z<E&<B!P04A<A!07 Z<N&<B!P04A<A!07 Z<54!0<B!P04A<A!07 "2112< $F.< !"2$$$< %< #< .< ".&4$$$$$13/< 4*9!;<9!P!64A<);D7><45) Q+21$$< C>8E< .< #< %< 1< 2< (< /< 3< @<...
Page 124 +30V_SENSE C5728 1000P C5727 W5804 W5803 3300P W5805 IC5801 R5726 C0DABFC00002 FEED BACK R5727 SHUNT REGULATOR C5700 F1BAF1020020 1000P Q5802 PC5701 B1ABCF000176 B3PBA0000402 FEED BACK CONTROL ZJ5803 -30V_SENSE D5806 MAZ80750ML SYS6V FEED BACK QR5810 PCONT B1GBCFLL0037 SC-HTR310P SMPS CIRCUIT INVERTER...
Page 125 ETS19AB281AG BACKUP TRANSFORMER R5798 D5798 B0EAMM000057 C5798 50V56 SYS6V C5712 315V330 D5896 B0EAMM000057 D5797 MA2J72800L R5786 R5795 200K IC5899 C0DABFC00002 C5794 C5790 SHUNT REGULATOR 2200P R5796 D5793 2.2K B0HAMP000094 R5797 4.7K C5791 50V2.2 IC5799 MIP4110MSSCF SWITCHING REGULATOR SC-HTR310P SMPS CIRCUIT...
Page 126 SCHEMATIC DIAGRAM - 16 AC INLET CIRCUIT L5702 L5701 ELF22V020A ELF15N035AN P5701 125V 8A SMPS CIRCUIT ZA5702 ZA5701 AC IN C5701 IN SCHEMATIC F0CAF224A085 120V 60Hz 0.22 DIAGRAM - 15 DZ5701 ERZV10V511CS C5704 C5705 F1BAF1020020 F1BAF1020020 1000P 1000P ZJ5701 SC-HTR310P AC INLET CIRCUIT...
Page 127: Printed Circuit Board Diagrams
SC-HTR310P 14 Printed Circuit Board Diagrams 14.1. HDMI P.C.B. HDMI P.C.B. (REP4030K-T) VA2117 R2101 Q2016 C2101 LB2004 R2044 QR2025 R2105 Q2008 QR2024 C2002 Q2007 C2042 R2050 R2235 R2069 IC2006 R2234 R2066 R2051 Q2005 Q2006 D2201 R2064 R2067 C2047 Q2002 QR2021...
Page 128 SC-HTR310P HDMI P.C.B. (REP4030K-T) HDMI IN (BD/DVD) HDMI OUT (TV) JK2001 JK2003 VA2106 VA2108 VA2112 VA2110 VA2107 VA2113 D2209 VA2109 VA2111 C2214 LB2108 VA2007 VA2009 VA2011 VA2013 VA2006 VA2008 VA2010 VA2012 LB2109 C2206 R2115 R2111 5 6 7 8 X2003...
Page 129 SC-HTR310P 14.2. DSP P.C.B. DSP P.C.B. (REPV0114D-T) C1034 C1059 IC1003 IC1002 LB1001 CN1002 C1060 LB1000 C1080 LB1004 R1025 L1000 C1010 C1087 C1009 C1086 IC1004 L1001 C1085 C1008 L1002 C1084 C1007 C1082 L1003 C1050 C1006 L1004 C1058 R1051 R1020 IC1000 LB1005...
Page 130 SC-HTR310P 14.3. MAIN P.C.B. MAIN P.C.B. (REP4339F) CN200 IC722 E701 W322 JK101 L714 W308 C107 W170 CN701 1-GND R104 W171 C793 9 10 11 AUX 3 W128 C150 W172 R114 C147 IC793 W323 D727 C782 C148 C142 K201 K203 W311...
Page 131 SC-HTR310P 14.4. PANEL P.C.B. and AC INLET P.C.B. PANEL P.C.B. (REP4339F) CN602 CN601 W518 QR402 W538 S603 S607 QR604 QR601 (VOLUME_DOWN) QR603 (VOLUME UP) R634 W541 IC601 R630 R602 C643 S602 (WHISPER MODE S606 Z600 R410 S601 SUPP) C666 (SELECTOR)
Page 132 SC-HTR310P 14.5. D-AMP P.C.B. D-AMP P.C.B. (REPX0621M) CN5501 (TO FAN UNIT) W5049 R5511 R5659 R5655 C5553 W5048 X5500 IC5500 R5640 C5557 R5023 C5552 R5639 Q5640 Q5644 C5550 Q5642 W5071 D5503 IC5501 W5780 K5004 W5007 W5033 R5505 Q5641 C5000 W5044 W5032...
Page 133 SC-HTR310P 14.6. SMPS P.C.B. SMPS P.C.B. (REPX0676N) R5809 R5807 0 5 6 2 G - 1 W5806 W5803 0 5 6 2 G - 1 PC5720 Q5862 D5725 R5730 QR5810 Q5860 W5807 W5804 Q5861 R5728 R5862 W5801 C5816 R5863 PC5701...
Page 134 SC-HTR310P...
Page 135: Illustration Of Ic's, Transistors And Diodes
SC-HTR310P 15 Illustration of IC’s, Transistors and Diodes C0ABBB000125 C0JBAK000204(14P) C0FBZK000013(64P) C1BB00001134(56P) C0ABBB000038 C0JBAZ001466(20P) C1BB00000692(48P) C1AB00002656(144P) C0ZBZ0001001(8P) C1AB00002541(80P) C0HBB0000057(44P) C0DBZYY00244(8P) C2HBCY000030(128P) C0JBAF000716(14P) C2CBYY000636(100P) No.1 C0JBAB000902(14P) RFKWHTR210(100P) C0ZBZ0001546(8P) No.1 C0CBCAG00015 C5HACYY00004 C0CBABG00027 C0CBACC00046 C0CBADD00010 C1BA00000487 C0CBAAG00003 C0DBAYH00005 B1CBGD000001 C0EBE0000338 C0CBCDC00014 C0DABFC00002...
Page 136: Terminal Function Of Ic's
SC-HTR310P 16 Terminal Function of IC’s 16.1. IC301 (RFKWHTR210) IC MICRO-PROCESSOR Pin No. Terminal Name Function Pin No. Terminal Name Function PCONT No Connection VCC2 Voltage Supply DETECT No Connection No Connection LINK No Connection No Connection No Connection VOL_CLK...
Page 137: Exploded Views
SC-HTR310P 17 Exploded Views 17.1. Cabinet Parts Location (Amp Unit)
Page 138 SC-HTR310P 17.2. Cabinet Parts Location (Rack Cabinet)
Page 139 SC-HTR310P...
Page 140 SC-HTR310P 17.3. Packaging...
Page 141: Replacement Parts List
SC-HTR310P 18 Replacement Parts List Notes: • Important safety notice: Components identified by mark have special characteristics important for safety. Furthermore, special parts which have purposes of fire-retardent (resistors), high-quality sound (capacitors), low noise (resistors), etc are used. When replacing any of these components, be sure to use only manufacturer’s specified parts shown in the parts list.
Page 142 SC-HTR310P Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks RKPX0145 RACK CABINET ASS’Y IC1004 C0ZBZ0001546 IC CLK SWITCH 149-1 RXP0071 CASTER IC2001 C1AB00002656 IC HDMI RX XTB4+20AFJK SCREW IC2002 C1AB00002541 IC HDMI TX...
Page 143 SC-HTR310P Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks QR701 B1GBCFGG0030 TRANSISTOR D5731 B0EAMM000057 DIODE QR2021 B1GBCFJJ0007 TRANSISTOR D5732 B0BC035A0007 DIODE QR2022 B1GBCFJJ0007 TRANSISTOR D5793 B0HAMP000094 DIODE QR2023 B1GBCFJJ0007 TRANSISTOR D5797 MA2J72800L...
Page 144 SC-HTR310P Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks LB2152 J0JHC0000021 INDUCTOR CNA781 K1KA05AA0083 5P CONNECTOR LB2201 J0JHC0000012 INDUCTOR LB2202 J0JHC0000012 INDUCTOR COILS & INDUCTORS LB2203 J0JHC0000012 INDUCTOR LB2205 J0JCC0000078 INDUCTOR L271...
Page 145 SC-HTR310P Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks JK2003 K1FA119E0004 JK HDMI TERMINAL R170 D0GB272JA007 2.7K 1/10W JK5001 K4AL08B00001 JK 4 CHANNEL SPEAKER R171 ERJ3GEYJ682V 6.8K 1/10W P5701 K2AB2B000011 AC INLET...
Page 146 SC-HTR310P Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks R273 D0GB153JA007 15K 1/10W R609 ERJ3GEYJ102V 1K 1/10W R274 D0GB393JA041 39K 1/10W R630 D0GB332JA007 3.3K 1/10W R275 ERJ3GEYJ103V 10K 1/10W R634 D0GB332JA007 3.3K 1/10W...
Page 147 SC-HTR310P Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks R2054 ERJ3GEYJ102V 1K 1/10W R2240 D0GB101JA007 100 1/10W R2064 D0GB470JA008 47 1/16W R2241 D0GB101JA007 100 1/10W R2065 D0GB470JA008 47 1/16W R2242 D0GB101JA007 100 1/10W...
Page 148 SC-HTR310P Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks R5511 ERJ3GEYJ220V 22 1/10W R5893 ERJ3RBD393V 39K 1/16W R5602 ERJ3GEYJ103V 10K 1/10W R5894 ERJ3GEYJ102V 1K 1/10W R5603 ERJ3GEYJ103V 10K 1/10W R5895 ERJ3GEYJ101V 100 1/10W...
Page 149 SC-HTR310P Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks C190 ECJ1VC1H271J 270pF 50V C367 ECJ1VC1H220J 22pF 50V C191 ECA1CAK100XB 10uF 16V C368 ECJ1VC1H220J 22pF 50V C192 ECJ1VB1H152K 1500pF 50V C369 ECJ1VC1H220J 22pF 50V...
Page 150 SC-HTR310P Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks C1012 F1H1H101A230 100pF 50V C2013 F1H1C104A041 0.1uF 16V C1013 F1H1H101A230 100pF 50V C2014 F1H1C104A041 0.1uF 16V C1014 F1H1H101A230 100pF 50V C2015 EEE1CA100SR 10uF 16V...
Page 151 SC-HTR310P Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks C2206 EEE1HA2R2SR CHIP E- 50V C5317 F1H1A474A001 0.47uF 10V C2207 EEE0JA101SP 100uF 6.3V C5318 ECJ1VB1H104K 0.1uF 50V C2208 F1H1C104A041 0.1uF 16V C5319 ECJ3YB2A104K 0.1uF 100V...
Page 152 SC-HTR310P Ref. Part No. Part Name & Description Remarks C5730 ECEA1HKS010B 1uF 50V C5790 ECJ3YB2J222K 2200pF 630V C5791 ECEA1HKA2R2B 2.2uF 50V C5794 ECJ1VC1H220J 22pF 50V C5795 ECJ2VC1H222J 2200pF 50V C5796 F1J1H104A717 0.1uF 50V C5797 F1A3A470A023 47pF 1000V C5798 F2A1H5600009 56uF 50V...

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