Panasonic SA-AK870GCP Service Manual
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Panasonic SA-AK870GCP Service Manual

Panasonic SA-AK870GCP Service Manual

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Notes: This model's CD mechanism changer unit is CR14C. Please refer to the original Service Manual
(Order No. MD0805031CE) for this mechanism.

Specifications

I AMPLIFIER SECTION
RMS output power
Front Ch (both channels driven)
Subwoofer Ch
Total RMS stereo mode power
I FM/AM TUNER, TERMINALS SECTION
Preset station
Frequency Modulation (FM)
Frequency range
Antenna terminal(s)
Amplitude Modulation (AM)
Frequency range
Aux input
Music Port (Front) jack
Sensitivity
Terminal
Headphone jack
Terminal
Output level (CD, 1 kHz, -20 dB)
Mic jack
250 W per channel (6 Ω), 1 kHz,
10% THD
250 W per channel (6 Ω), 100 Hz,
10% THD
750 W
FM 30 stations
AM 15 stations
87.50 to 108.00 MHz
(50 kHz step)
75 Ω (unbalanced)
522 to 1629 kHz (9 kHz step)
520 to 1630 kHz (10 kHz step)
RCA, pin jack
100 mV, 4.0 kΩ
Stereo, 3.5 mm jack
Stereo, 3.5 mm jack
32 Ω (Max)
SA-AK870GCP
Colour
(K)... Black Type
Sensitivity
Terminal
I CASSETTE DECK SECTION
Type
Track system
Heads
Record/playback
Erasure
Motor
Recording system
Erase system
Tape speed
Overall frequency response (+3 dB, -6 dB) at DECK OUT
NORMAL
S/N Ratio
Wow and flutter
Fast forward and rewind time
I DISC SECTION
Disc played [8 cm or 12 cm]
(1) CD-Audio (CD-DA)
(2) CD-R/RW (CD-DA, MP3* formatted disc)
(3) MP3*
*MPEG-1 Layer 3, MPEG-2 Layer 3
© 2008 Matsushita Electric Industrial Co. Ltd.. All
rights
reserved.
distribution is a violation of law.
ORDER NO. MD0806003CE
CD Stereo System
0.7 mV, 1.2 kΩ
Mono, 3.5 mm jack (1 system)
4 track, 2 channel
Solid permalloy head
Double gap ferrite head
DC servo motor
AC bias 100 kHz
AC erase 100 kHz
4.8 cm/s
35 Hz to 10 kHz
50 dB (A weighted)
0.18% (WRMS)
Approx. 120 seconds with
C-60 cassette tape
Unauthorized
copying
1 way
and

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Summary of Contents for Panasonic SA-AK870GCP

  • Page 1: Specifications

    ORDER NO. MD0806003CE CD Stereo System SA-AK870GCP Colour (K)... Black Type Notes: This model’s CD mechanism changer unit is CR14C. Please refer to the original Service Manual (Order No. MD0805031CE) for this mechanism. Specifications I AMPLIFIER SECTION Sensitivity 0.7 mV, 1.2 kΩ...

  • Page 2: Table Of Contents

    SA-AK870GCP Pick up Mass 4.9 kg Wavelength 780 nm Operating temperature range 0°C to +40°C BEAM Source Semiconductor laser Operating humidity range 35% to 80% RH (no condensation) I USB SECTION Power consumption in standby 0.5 W (approx.) mode USB Port...

  • Page 3: Safety Precautions

    SA-AK870GCP 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: Before Use

    SA-AK870GCP 1.2. Before Use Be sure to disconnect the mains cord before adjusting the voltage selector. Use a minus(-) screwdriver to set the voltage selector (on the rear panel) to the voltage setting for the area in which the unit will be used.
  • Page 5 SA-AK870GCP Reference No. Part No. Part Name & Description Remarks REZX0024 RED WIRE REZX0023 BLACK WIRE C5701 F0CAF334A087 AC CAPACITOR C5704 F1BAF1020020 AC CAPACITOR C5705 F1BAF1020020 AC CAPACITOR C5700 F1BAF1020020 AC CAPACITOR C5707 F1BAF1020020 AC CAPACITOR C5706 F1BAF1020020 AC CAPACITOR...

  • Page 6: Prevention Of Electro Static Discharge (Esd) To

    SA-AK870GCP 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: Precaution Of Laser Diode

    SA-AK870GCP 3 Precaution of Laser Diode CAUTION : This product utilizes a laser diode with the unit turned "on", invisible laser radiation is emitted from the pickup lens. Wavelength: 780 nm (CD) Maximum output radiation power from pickup: 100 µW/VDE Laser radiation from the pickup unit is safety level, but be sure the followings: 1.

  • Page 8: Handling Precautions For Traverse Unit

    SA-AK870GCP 4 Handling Precautions for Traverse Unit The laser diode in the optical pickup unit may break down due to static electricity of clothes or human body. Special care must be taken avoid caution to electrostatic breakdown when servicing and handling the laser diode in the traverse unit.
  • Page 9 SA-AK870GCP...

  • Page 10: Handling The Lead Free Solder

    SA-AK870GCP 5 Handling the Lead Free Solder 5.1. 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 11: Operation Procedures

    SA-AK870GCP 6 Operation Procedures 6.1. Main Unit Key Buttons Operation...
  • Page 12 SA-AK870GCP 6.2. Remote Control Key Buttons Operation 6.3. Disc Information...
  • Page 13 SA-AK870GCP 6.4. Using the Music Port and Connecting & Playing a USB Mass Storage Class Device...
  • Page 14 SA-AK870GCP...

  • Page 15: Self Diagnosis And Special Mode Setting

    SA-AK870GCP 7 Self diagnosis and special mode setting This unit is equipped with features of self-diagnostic & special mode setting for checking the functions & reliability. Special Note : Checking of the reliability (ageing) & changer operation must be carry out to ensure good working condition in unit.
  • Page 16 SA-AK870GCP 7.2.2. Service Mode Table 2 Item FL Display Key Operation Mode Name Description Front Key FL Display Test To check the FL In doctor mode: segments display (All 1. Press [1] button on remote control. segments will light up)
  • Page 17 SA-AK870GCP Item FL Display Key Operation Mode Name Description Front Key CR14 inspection CR14 inspection If operation without any error In doctor Mode: operation: 1. Press [DISC] button on remote control. 1. Load TRAY 1 (Move To exit Doctor Mode, press [...

  • Page 18: Error Code Table Display

    SA-AK870GCP 7.2.4. CD-MP3 Reading & Playing inspection Purpose : CD-MP3 Reading & Playing test. Below is the procedures for this mode. Step 1 : Enter into Doctor mode. (For more information refer to section 7.1 on key operation to enter into this mode) Step 2 : Insert CD with MP3 tracks.
  • Page 19 SA-AK870GCP 7.3.1. Error Code Table (For Deck Mechanism) Error Code Diagnosis Contents Description of error Automatic FL Display Remarks Mode SW, plunger Normal operation during For deck mechanism unit. and capstan motor mecha transition, MODE Press [ ] on main unit for...
  • Page 20 SA-AK870GCP Error Code Diagnosis Contents Description of error Automatic FL Display Remarks MODEL Mode change to mode change For CD Mechanism unit (CR14C). updown operation up/down operation does not Press [EXCHANGE] on main unit for faulty complete after fail-safe next error.

  • Page 21: Assembling And Disassembling

    SA-AK870GCP 8 Assembling and Disassembling “ATTENTION SERVICER” Be careful when disassembling and servicing. Some chassis components may have sharp edges. Special Note: 1. This model uses a CD changer mechanism unit (CR14C). In this following section does not contain the necessary assembly and disassembly information except the assembly and disassembly of the traverse unit.
  • Page 22 SA-AK870GCP • Disassembly of SMPS P.C.B. • Replacement of Switch Regulator IC (IC5701) • Replacement of Switch Regulator Diode (D5702) • Replacement of Regulator Diode (D5801) • Replacement of Regulator Diode (D5802) • Replacement of Regulator Diode (D5803) • Disassembly of AC Inlet P.C.B.

  • Page 23: Disassembly Flow Chart

    SA-AK870GCP 8.1. 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 24 SA-AK870GCP 8.2. Main Parts Location Diagram...

  • Page 25: Disassembly Of Top Cabinet

    SA-AK870GCP 8.3. Disassembly of Top Cabinet Step 1 : Remove 3 screws on Top Cabinet (R) side. Step 5 : Push the Top Cabinet backwards to release the catches. Step 6 : Lift up the Top Cabinet and remove it in the direction of arrow.
  • Page 26 SA-AK870GCP Step 8 : Release catches at both sides. Special Note : During reassembling procedure, ensure both the claws and catches are fully catched. Assembly is secured upon hearing a click sound. Step 9 : Release the Tabs at the bottom of the Front Panel.

  • Page 27: Disassembly Of Fan Unit

    SA-AK870GCP Step 1 : Remove 2 screws. Step 2 : Remove Jupiter USB Unit in the direction of arrow. Step 11 : Lift up the Mechanism Unit (CR14C). • Disassembly of Mecha Chassis Step 3 : Release all the catches.
  • Page 28 SA-AK870GCP Step 3 : Remove 1 screw at the Rear Panel. Step 1 : Detach 2P cable at connector (CN2810) on Main P.C.B. Step 4 : Slight lift up the Fan Unit as arrow shown. Step 5 : Remove the Fan Unit.

  • Page 29: Disassembly Of Rear Panel

    SA-AK870GCP Note: During reassembling procedures, ensure wire are properly dressed in the Hook. 8.7. Disassembly of Rear Panel • Follow the (Step 1) - (Step 6) of Item 8.3 Step 2 : Slight lift up and remove the Voltage Selector as arrow •...

  • Page 30: Disassembly Of Front Panel

    SA-AK870GCP Step 5 : Detach 2P cable at connector (CN2001) on Main P.C.B.. Step 6 : Detach 5P cable at connector (CN1113) on USB Connector/Led P.C.B.. 8.9. Disassembly of Mic P.C.B. • Follow the (Step 1) - (Step 6) of Item 8.3 •...
  • Page 31 SA-AK870GCP Step 4 : Remove Mic P.C.B. as arrow shown. Step 2 : Remove 9 screws. Step 5 : Detach 7P cable at connector (CN6701) on Mic P.C.B.. 8.10. Disassembly of Panel P.C.B., Tact Switch P.C.B., Remote Sensor P.C.B., Side Bar (L) Led P.C.B.

  • Page 32: Usb Device File System Fat 12/Fat 16/Fat

    SA-AK870GCP Step 4 : Release 2 catches. Step 7 : Lift up the Panel P.C.B., Side Bar (L) Led P.C.B., Side Bar (R) Led P.C.B., Tact Switch P.C.B. & Remove Sensor P.C.B. altogether. • Disassembly of Side Bar (L) Led P.C.B.
  • Page 33 SA-AK870GCP 2. During reassembling procedures, ensure that H-Bass Knob is seated properly. 8.11. Disassembly of USB Connector/Led P.C.B. • Follow the (Step 1) - (Step 6) of Item 8.3 • Follow the (Step 7) - (Step 10) of Item 8.4 •...

  • Page 34: Disassembly Of Cd Lid

    SA-AK870GCP Step 2 : Remove CD Lid as arrow shown. Note : Please ensure that the spring is assembly at right position. 8.14. Disassembly of Deck Step 2 : Release 2 catches. Mechanism Unit Step 3 : Remove Music Port P.C.B..
  • Page 35 SA-AK870GCP Step 1 : Remove 3 screws. Step 2 : Push the level upward as arrow shown to open the cassette lid assembly. Step 2 : Decolder 2P wires at the Motor Terminal. Step 3 : Detach 9P cable at connector (CP1902) on Deck P.C.B..
  • Page 36 SA-AK870GCP 8.16. Disassembly of Deck Mechanism • Follow the (Step 1) - (Step 6) of Item 8.3 • Follow the (Step 7) - (Step 10) of Item 8.4 • Follow the (Step 1) - (Step 6) of Item 8.8 • Follow the (Step 1) - (Step 3) of Item 8.14 •...
  • Page 37 SA-AK870GCP...

  • Page 38: Disassembly Of Cassette Lid

    SA-AK870GCP Step 2 : Remove 1 screw. Step 3 : Release 3 catches to remove the Deck Mechanism P.C.B.. 8.18. Disassembly of Cassette Lid • Follow the (Step 1) - (Step 6) of Item 8.3 • Follow the (Step 7) - (Step 10) of Item 8.4 •...

  • Page 39: Disassembly Of Traverse Unit

    SA-AK870GCP 8.19. Rectification for Tape Jam Problem Note : If a cassette tape cannot be removed from the deck (the tape is caught by the capstan or pinch roller during playback or recording). • Follow the (Step 1) - (Step 6) of Item 8.3 Step 1 : Upset the Mechanism Unit.
  • Page 40 SA-AK870GCP Step 4 : Flip over the CD Servo P.C.B.. Step 5 : Detach the 16P FFC cable at connector (CN7001) on CD Servo P.C.B.. 8.21. Disassembly of D-Amp P.C.B. Step 2 : Detach 8P cable at connector (CN5500) on D-Amp P.C.B..
  • Page 41 SA-AK870GCP Step 4 : Remove 2 screws. Step 6 : Lift up the D-Amp P.C.B. together with the chassis support as arrow shown. Step 5 : Remove 4 screws. Step 7 : Remove 3 screws. Step 8 : Lift up D-Amp P.C.B. to remove it.

  • Page 42: Replacement Of Audio Digital

    SA-AK870GCP seated properly at the chassis support. • Disassembly of Fan Unit Step 9 : Remove 1 screw. Step 10 : Remove Fan Unit. 8.22. Replacement of Audio Digital Amp IC (IC5400) Step 2 : Remove 1 screw. • Follow the (Step 1) - (Step 6) of Item 8.3 Step 3 : Remove TR Spring in the direction of arrow shown.
  • Page 43 SA-AK870GCP Unit A. Make sure it is well tighten to prevent overheat Note : Use a blower to remove the minute particles that might caused left on the TR Spring. Step 3 : Solder the pins of the Audio Digital Amp IC (IC5400) Step 2 : Remove 1 screw.
  • Page 44 SA-AK870GCP Caution : Ensure all pins are seated properly. Step 2 : Fix 1 screw to attach the TR Spring to the Heat Sink Unit A. Make sure it is well tighten to prevent overheat Note : Use a blower to remove the minute particles that might caused left on the TR Spring.
  • Page 45 SA-AK870GCP Step 2 : Fix 1 screw to attach the TR Spring to the Heat Sink P.C.B.. Unit A. Step 3 : Detach 21P FFC cable at connector (CN2011) on Make sure it is well tighten to prevent overheat Main P.C.B..
  • Page 46 SA-AK870GCP Step 9 : Remove 2 screws. Step 1 : Desolder pins of Voltage Regulator IC (IC2761) on reverse side of Main P.C.B.. Step 2 : Remove 1 screw. Step 3 : Remove Voltage Regulator IC (IC2761) from the heat Step 10 : Lift up Main P.C.B.
  • Page 47 SA-AK870GCP 8.26.1. Assembly of Voltage Regulator IC (IC2761) Step 1 : Apply grease to heat sink. Step 2 : Mount the Voltage Regulator IC (IC2761) onto the Step 1 : Desolder pins of Switch Transistor (Q2751) on reverse Main P.C.B..
  • Page 48 SA-AK870GCP 8.28. Disassembly of SMPS P.C.B. 8.27.1. Assembly of Switch Transistor (Q2751) • Follow the (Step 1) - (Step 6) of Item 8.3 • Follow the (Step 1) - (Step 11) of Item 8.4 • Follow the (Step 1) - (Step 6) of Item 8.21 Step 1 : Apply grease to heat sink.
  • Page 49 SA-AK870GCP Step 4 : Flip the SMPS P.C.B. and desolder 4 wires pins Step 1 : Desolder pins of Switch Regulator IC (IC5701) on (Black, White, Red and Blue). reverse side of SMPS P.C.B.. Step 2 : Remove 1 screw.
  • Page 50 SA-AK870GCP 8.29.1. Assembly of Switch Regulator IC (IC5701) Step 1 : Desolder pins of Switch Regulator Diode (D5702) on reverse side of SMPS P.C.B.. Step 2 : Desolder pins of Heat Sink Unit B. Step 1 : Apply grease to Heat Sink Unit B.
  • Page 51 SA-AK870GCP 8.30.1. Assembly of Switch Regulator 8.31. Replacement of Regulator Diode (D5702) Diode (D5801) • Follow the (Step 1) - (Step 6) of Item 8.3 • Follow the (Step 1) - (Step 11) of Item 8.4 • Follow the (Step 1) - (Step 6) of Item 8.21 •...
  • Page 52 SA-AK870GCP 8.31.1. Assembly of Regulator Diode (D5801) Step 1 : Desolder pins of Regulator Diode (D5802) on reverse side of SMPS P.C.B.. Step 1 : Apply grease to Heat Sink Unit C. Step 2 : Mount the Regulator Diode (D5801) onto the SMPS P.C.B..
  • Page 53 SA-AK870GCP 8.32.1. Assembly of Regulator Diode (D5802) Step 1 : Desolder pins of Regulator Diode (D5803) on reverse side of SMPS P.C.B.. Step 1 : Apply grease to Heat Sink Unit C. Step 2 : Mount the Regulator Diode (D5802) onto the SMPS P.C.B..
  • Page 54 SA-AK870GCP 8.34. Disassembly of AC Inlet P.C.B. 8.33.1. Assembly of Regulator Diode (D5803) • Follow the (Step 1) - (Step 6) of Item 8.3 Step 1 : Apply grease to Heat Sink Unit C. Step 2 : Mount the Regulator Diode (D5803) onto the SMPS P.C.B..
  • Page 55 SA-AK870GCP (red and black). Step 3 : Remove 1 screw. Note : During reassembling procedures, ensure the P.C.B. is seated properly at the locators. Caution : Remember to use Tie Wraps to tie red/ black wires between AC Inlet P.C.B. to the chassis.
  • Page 56 SA-AK870GCP 8.35. Disassembly of Voltage Selector P.C.B. • Follow the (Step 1) - (Step 6) of Item 8.3 Step 3 : Desolder 3 pins of Voltage Selector P.C.B.. Step 1 : Remove 2 screws. Step 4 : Release 2 catches on Voltage Selector P.C.B..
  • Page 57 SA-AK870GCP Step 5 : Desolder 2 wires pins (White and blue).

  • Page 58: Disassembling And Assembling Of Cd Mechanism Unit

    SA-AK870GCP 9 Disassembling and Assembling of CD Mechanism Unit 9.1. Disassembling Procedures 9.1.1. Disassembly of Traverse Unit Assy • Disassembly of Traverse unit in play position Step 2: Detach the FFC wire from the adhesive area. Step 3: Remove the traverse unit assy as arrows shown.

  • Page 59: Assembling Procedure

    SA-AK870GCP 9.2. Assembling Procedure 9.2.1. Assembly of Traverse Unit Assy Step 4: Release the catch and push the guide as arrows shown to close both grooves. Step 1: Slot the traverse unit assy into the guides as arrow shown. Note: Ensure the bosses fix exactly onto the guides.

  • Page 60: Service Fixture And Tools

    SA-AK870GCP 10 Service Fixture and Tools Prepare service tools before proccess service position. Service Tools Remarks (A) Main P.C.B. (CN2341) - D-Amp P.C.B. (CN5050) REEX0930 (17P FFC Cable) [M](RTL) (B) Main P.C.B. (CN2701) - SMPS P.C.B. (CN5802) REXX0680 (11P Cable) [M](RTL) (C) SMPS P.C.B.

  • Page 61: Service Position

    SA-AK870GCP 11 Service Position Note: For description of the disassembly procedures, see Main P.C.B.. the Section 8 Step 6 : Connect 10P FFC cable at connector (CN2807) on Main P.C.B.. 11.1. Checking and Repairing Main Step 7 : Connect 2P cable at connector (CN2001) on Main P.C.B.
  • Page 62 SA-AK870GCP Step 9 : Check and repair Jupiter USB P.C.B. (Side A). 11.3. Checking and Repairing Jupiter USB P.C.B. (Side A • Checking Jupiter USB P.C.B. (Side B) and B) • Checking Jupiter USB P.C.B. (Side A) Step 1 : Remove Top Cabinet.
  • Page 63 SA-AK870GCP Step 4 : Release the tabs at the bottom of the Front Panel. Step 4 : Position Mechanism Unit (CR14C) according to the diagram show. Step 5 : Connect 6P FFC cable at connector (CN2815) on Main P.C.B.. Step 6 : Connect 5P cable at connector (CN1113) on USB Connector/Led P.C.B..
  • Page 64 SA-AK870GCP Step 4 : Detach 8P cable at connector (CN5500) on D-Amp P.C.B.. Step 11 : Attach original cable with extension cable (REXX0683) (8P cable from H5801 to CN5500). Step 12 : Connect extension cable (REEX0930) (17P cable from CN5050 to CN5050).
  • Page 65 SA-AK870GCP Step 6 : Remove 2 screws. Step 8 : Lift up the D-Amp P.C.B. together with the chassis support as arrow shown. Step 9 : Remove 1 screw. Step 7 : Remove 4 screws. Step 10 : Remove Fan Unit as arrow shown.
  • Page 66 SA-AK870GCP Step 13 : Remove 2 screws. Step 11 : Detach 11P cable at connector (CN5802) on SMPS P.C.B.. Step 12 : Remove 4 screws. Step 14 : Cut 2 Tie Wraps.
  • Page 67 SA-AK870GCP Step 15 : Remove 1 screw. Step 17 : Position Mechanism Unit (CR14C) according to the diagram show. Step 18 : Connect 6P FFC cable at connector (CN2815) on Main P.C.B.. Step 19 : Connect 5P cable at connector (CN1113) on USB Connector/Led P.C.B..
  • Page 68 SA-AK870GCP Step 24 : Connect 8P cable at connector (CN5500) on D-Amp P.C.B.. Step 25 : Attach original cable with extension cable (REXX0680) (11P cable from CN2701 to CN5802). Step 26 : Connect extension cable (REEX0930) (17P cable from CN5050 to CN5050).

  • Page 69: Procedure For Checking Operation Of Individual Parts Of Deck

    SA-AK870GCP 12 Procedure for Checking Operation of Individual Parts of Deck Mechanism Unit 12.1. Operation Check with Cassette Tape 1. Pull up the EJECT lever using a rubber band. (Fig. 6) 2. Supply DC5V to MOTOR. (→ MOTOR rotates.) (Fig. 5) 3.

  • Page 70: Measurement And Adjustments

    SA-AK870GCP 13 Measurement And Adjustments 13.1. Cassette Deck Section 13.1.1. Requirements • Test tape (QZZCFM) (QZZCWAT) • Normal blank cassette tape (QZZCRA) • Digital frequency counter • Oscilloscope • Electrical voltmeter • Headphone jack output jig (Fig 8) 13.1.2. Setting of Unit •...
  • Page 71 SA-AK870GCP (Product reference value: 3,000±90Hz) 1. Connect a frequency indicator. (Fig 10) 2. Playback the middle portion of the test tape (QZZCWAT). 3. Adjust the motor screw so that the following output level is produced. (Fig 11) Adjustment Range: 3,000 ± 90Hz (a constant speed) Fig.

  • Page 72: Voltage Measurement & Waveform Chart

    SA-AK870GCP 14 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 73 SA-AK870GCP 14.1.2. MAIN P.C.B. !"#$%&' >6-,-, ()*+ 6*$789: C5'3 C-', C5'- ;<9%*=: !"#$%&' >6-25, ()*+ 6*$789: C/'2 C3'0 C.', ;<9%*=: ,1'0 2'3 C-'- !"#$%&' >6-2/, ()*+ 6*$789: C,'1 C,'. C,'- ;<9%*=: C,'. C5'/ !"#$%&' >6-21, ()*+ 6*$789: ;<9%*=: ,,'4 C,'4 ,1'0 !"#$%&'...
  • Page 74 SA-AK870GCP !"#$%&' B-/,2 B-05, B-.2/ B-.20 B-002 ()*+ 6*$789: C-'3 C-'3 C-'1 C-'1 C-'1 C-'1 ;<9%*=: C5'0 C-'2 C-'1 C-'1 C-'1 C-'1 !"#$%&' B-253 B-2,, B-2.0 B-004 B-02, ()*+ 6*$789: C-'3 C-'4 C5'. ;<9%*=: C5', ,,'- 3'1 !"#$%&' B-2/. B-2/0...
  • Page 75 SA-AK870GCP 14.1.4. DECK P.C.B. !"#$%&' >6,555 ()*+ 6*$789: ;<9%*=: !"#$%&' >6,55, ()*+ 6*$789: ;<9%*=: !"#$%&' >6,55, ()*+ 6*$789: ;<9%*=: !"#$%&' B,.5. B,.5/ B,.54 B,.,5 B,.,- ()*+ 6*$789: ;<9%*=: !"#$%&' B,.,/ B,.,0 B,.,1 B,.,2 ()*+ 6*$789: ;<9%*=: 9?325@67$*+6?$7'6'=' 14.1.5. DECK MECHANISM P.C.B.
  • Page 76 SA-AK870GCP 14.1.7. D-AMP P.C.B. !"#$%&' >60555 ()*+ 6*$789: C-4'. C-4'. -4'. C5', C-4'0 C,2'. C-4'0 C5', -4'. C-4'. C-4'. ;<9%*=: C-4'. C-, -4'. C5', C-4'0 C,2'. C-4'0 C5', -4'. C-4'. C-4'- !"#$%&' >60555 ()*+ 6*$789: C5', C5', ;<9%*=: C5', C5', !"#$%&'...
  • Page 77 SA-AK870GCP 14.1.8. SMPS P.C.B. !"#$%&' >6025, ()*+ 6*$789: ,4'. 5', ;<9%*=: ,4'. 5', !"#$%&' >60235 ()*+ 6*$789: ,'3 -5'. ,1-'- ;<9%*=: -'5 -5'. ,1.'5 !"#$%&' >60244 ()*+ 6*$789: ,'3 -5'. ,1-'- ;<9%*=: -'5 -5'. ,1.'5 !"#$%&' >6035, ()*+ 6*$789: C-'- C-4'0 C-1'3 ;<9%*=:...
  • Page 78 SA-AK870GCP 14.1.10. JUPITER USB P.C.B. !"#$%&' >605- ()*+ 6*$789: ;<9%*=: !"#$%&' >600, ()*+ 6*$789: ;<9%*=: !"#$%&' >600- ()*+ 6*$789: ;<9%*=: !"#$%&' >625, ()*+ 6*$789: ;<9%*=: !"#$%&' >625, ()*+ 6*$789: ;<9%*=: !"#$%&' >625, ()*+ 6*$789: ;<9%*=: !"#$%&' >620, ()*+ 6*$789: ;<9%*=: !"#$%&'...
  • Page 79 SA-AK870GCP !"#$%&' >635, ()*+ ,-, ,-- ,-. ,-/ ,-0 ,-1 ,-2 ,-3 ,-4 ,.5 ,., ,.- ,.. ,./ ,.0 ,.1 ,.2 ,.3 ,.4 ,/5 6*$789: ;<9%*=: !"#$%&' >635, ()*+ ,/, ,/- ,/. ,// ,/0 ,/1 ,/2 ,/3 ,/4 ,05 ,0, ,0- ,0. ,0/ ,00 ,01 ,02 ,03 ,04 ,15 6*$789: ;<9%*=:...

  • Page 80: Waveform Chart

    SA-AK870GCP 14.2. Waveform Chart...

  • Page 81: Wiring Connection Diagram

    SA-AK870GCP 15 Wiring Connection Diagram 1 ..8 REMOTE SENSOR P.C.B. J6501B* SOLDER SIDE Z6601 TACT SWITCH P.C.B. SENSOR CN7002 SOLDER SIDE J6001B* CD SERVO P.C.B. VR6500 SOLDER SIDE CAUTION RISK OF ELECTRIC SHOCK AC VOLTAGE LINE.
  • Page 82 SA-AK870GCP...

  • Page 83: Block Diagram

    SA-AK870GCP 16 Block Diagram 16.1. CD SERVO BLOCK DIAGRAM ?&8'; 0*53)"2+*3)$E* <%;>?; <%'>?8 *F050 ,-5-)50. )*&'; )*;B'8 <@C>- )*&'; )*;B'8 <A'>" & <@B>) " <@%>1 <8'>*."4/,,;C <8&>30,,8 )*&'; )*;B'8 <A&>"/,,8 <@&>, <&&>30,,; <&B>.-(06 J@I@/L <%8>65-!5 )*&'; )*;B'8 <@=>G !-43)06,E)50. 2"!-.
  • Page 84 SA-AK870GCP 16.2. JUPITER USB BLOCK DIAGRAM .)%': )'52CAA'':?< *4D01+!-**3A+.) E:F:B .)&'9 .)&>9 )<"2*('''98' 1@$D'88'2 > @3"!I+146+.) 51"6+.) B4-/ E9F:B :> :< :? <' <9 <: :9 :' << <; <> <8 9< 99 9' % ;: ;; ;> ;& &...
  • Page 85 SA-AK870GCP 16.3. MAIN(1/2) BLOCK DIAGRAM 3)8%'@ );"1''''8%%C "!*+3) 36#2A G.04+),+!-./0 50+OE*35-.+E!1 36#.A G.04+*"6-2 M8@&8 36#2C !E1N00G-. G.04+4E!3)+*0.5 4E!3) 2-/-2+)065.02 *0.5 3)8%;' !N35)F 36#.C )'"111'''8@' 0*+"4* M8CCB M8C&; M8CC& 50+),+!-./0 50+OE*35-.+E!1 !E1N00G-. !E1N00G-. !N35)F+!E**2P 2-/-2+)065.02 2-/-2+)065.02 !N35)F !N35)F !N35)F 4"36+*I)I1I M8@&@ M8@&C...
  • Page 86 SA-AK870GCP 16.4. MAIN(2/2) BLOCK DIAGRAM G.04+,#"4* M8';; M8&&; M8&&8 M8';8 ,-)$+ ,-)$+ 4050. ,-5-)5+8 ,-5-)5+8 4050. !N35)F !N35)F !N35)F !N35)F ,)K,-5 &A =& 8& A& 3)8%'; .G$N"$%&'()* 43).0*.0)-!!0. !E1NK2/28 !E1NK2/28 !E1NK2/2; !E1NK2/2; 4E5-K" 4E5-K" B& & &B ?8=;; ?8='8 M8&AC !N35)F M8%;8...
  • Page 87 SA-AK870GCP 16.5. PANEL / REMOTE SENSOR / MUSIC PORT / HEADPHONE / TACT SWITCH / MICROPHONE / SIDE BAR LED BLOCK DIAGRAM G2=='; "811''''';&; G2+,3!*2"P C#;= 8C#A' 50+4"36+7;98: @;#A8 ;A#8B & 50+4"36+7898: 3)=='; )'F11'''''C& G2+,.3/-. /.==@' 1"!!+)065.02 50+4"36+7898: M=='' !N35)F 43)+)3.)E35...
  • Page 88 SA-AK870GCP 16.6. D-AMP BLOCK DIAGRAM O$C''; !*-"$-. 3)C''' );1"'''''A%& "E,30+,3(35"2+*0N-.+"4* 2C''; 2C''' 0E5; ++G.H 36;H .3(F5 !*-"$-. 50+4"36 0E58 36;# 7;98: 368H /,,"; MC='A MC='@ 2C''8 368# /,,"8 !N35)F !N35)F 2-G5 !*-"$-. 50+4"36 /!!"; !NHC/ 7898: MC='; 40,- !N35)F /!!"8 3)CA'' );1"'''''A%&...
  • Page 89 SA-AK870GCP 16.7. SMPS / AC INLET / VOLTAGE SELECTOR BLOCK DIAGRAM 5C&'; ,C%'8 50+4"36 !N35)F 7;98: 50+4"36 7898: MC%=' 50+,#"4* 5."6!G0.4-. 5-4*+,-5-)5 ,C%'; !N35)F M.C%'; ,)+,-5-)5 M.C%;' MC&88 36/-.5-. *)C&'; )E..-65 2343536( G--,1")$ !N35)F 3)C%'; )',"1G)''''8 M.C%'8 !FE65+.-(E2"50. 50+4"36 3)C&';...
  • Page 90 SA-AK870GCP 16.8. DECK / DECK MECHANISM / USB BLOCK DIAGRAM 3);''; "6&@8=$ ,-)$+.9*+3) 7,-)$+;: I1I+F-", 7,-)$+8: +F-", 50+4"36 7;98: & M;@'BDM;@;' 2;@'; M;@'A M;@'@ 13"! 7,-)$+8: .-)VF !N35)F !N35)F !N35)F -."!-+F-", M;@;8 M;@;& !N35)F 1-"5+*.00G +2-/-2!N35)F 4050. M;@;= M;@;A !N35)F !N35)F 3);'''...

  • Page 91: Notes Of Schematic Diagram

    SA-AK870GCP 17 Notes Of Schematic Diagram For Indication only. (All schematic diagrams may be modified at any time with the development of new technology) • Voltage and Signal lines: Notes: : +B Signal line S971: Mode switch. : -B Signal line S972: Half switch.
  • Page 92 SA-AK870GCP...

  • Page 93: Schematic Diagram

    SA-AK870GCP 18 Schematic Diagram 18.1. CD SERVO CIRCUIT &+ ;+ ; + !)F-4+ " + 5 3)+,3"(."4+#++ ; + "+ "+ +),+!-+ . + / 0+)3.)E3+ 5 + +0*53)+ " + 2 + + *3)$E+ * + + )3.)E3+ 5 + V+H+1+!3(6+ "...
  • Page 94 SA-AK870GCP 18.2. MAIN CIRCUIT &+ ;+ ; + !)F-4"53)+,3"(."4+#+8+ "+ +4"36+)3.)E35+ V+H+1+!3(6+ " + 2 + + 236+ - + V+#+1+!3(6"+ 2 + + 236-+ V"E?943)94E!3)+*0+ . 5+ + !3(6"+ 2 + + 236-+ V4"36+!3(6"+ 2 + + 236-+ V+),+!3(6"+ 2 + + 236-+ V+G49"4+!3(6"+ 2 + + 236-+...
  • Page 95 SA-AK870GCP ;&+ 8&+ !)F-4"53)+,3"(."4+#+@+ "+ +4"36+)3.)E35+ V+H+1+!3(6+ " + 2 + + 236+ - + V+#+1+!3(6"+ 2 + + 236-+ V4"36+!3(6"+ 2 + + 236-+ $8A8;+++++++'+ .8@8@+ 3)8%'A+ =%g+ )8@8;+ )'""11''';8C+ A&U+ )8@A;+ 0*+"4*+ ;'U+ .8@8;+ ;'g+ 3)8%'A+ $8''&+ .8@88+ &+...
  • Page 96 SA-AK870GCP !)F-4"53)+,3"(."4+#+A+ +4"36+)3.)E35+ V+H+1+!3(6+ " + 2 + + 236+ - + V+#+1+!3(6"+ 2 + + 236-+ V43)94E!3)+*0+ . 5+ + !3(6"+ 2 + + 236-+ V+ + + 5 + " *-+.-)0.,+!3(6"+ 2 + + 236-+ )68%'8+ ).;AK0*-6+ 0*-6K!N+ ).;AKF04-+...
  • Page 97 SA-AK870GCP !)F-4"53)+,3"(."4+#+C+ +4"36+)3.)E35+ V+H+1+!3(6+ " + 2 + + 236+ - + V+#+1+!3(6"+ 2 + + 236-+ V4E!3)+*0+ . 5+ + !3(6"+ 2 + + 236-+ V4"36+!3(6"+ 2 + + 236-+ .8BAB+ .8B@B+ A&g+ A&g+ 50+4"36+!-)5306+789A:+ M8BAB+ M8BA%+ ,8BA&+ ,8BA=+ 1'1)C.=''''@+...
  • Page 98 SA-AK870GCP 18.3. PANEL CIRCUIT &+ !)F-4"53)+,3"(."4#=+ "+ "+ +*"6-2+)3.)E35+ V+H1+!3(6"2+236-+ V+#1+!3(6"2+236-+ V+43)+!3(6"2+236-+ 5+ 0 + 4"36+)3.)E3+ 5 + + 7)68%'=:+36+ !)F-4+ " + 5 3)+,3"(."4#+C+ 8&+ )6='';+ 8&+ 88+ 8 ;+ 8'+ ; B+ ;&+ ;=+ ;A+ &+ A+ @+...
  • Page 99 SA-AK870GCP 18.4. SIDE BAR (L) LED / SIDE BAR (R) LED / USB CONNECTOR/LED CIRCUIT &+ !)F-4"53)+,3"(."4#&+ "+ "+ +!3,-+1".+72:+2-,+)3.)E35+ +!3,-+1".+7.:+2-,+)3.)E35+ ,=='8+ ,=='A+ )6=='A+ 5+ 0 + 1@"-"'''';'&+ 1@"-"'''';'&+ )6=='8+ *+ " 6-+ 2 + + )3.)E3+ 5 + + +...
  • Page 100 SA-AK870GCP 18.5. TACT SWITCH/MUSIC PORT/REMOTE SENSOR CIRCUIT &+ !)F-4+ " + 5 3)+,3"(."4+#+%+ "+ "+ ++ 5 + " )+ 5 + + !N35)F+)3.)E3+ 5 + +4E!3)+*0+ . 5+ + )3.)E3+ 5 + V+#1+!3(6"+ 2 + + 236-+ V+H1+!3(6"+ 2 + + 236-+ V+4"36+!3(6"+ 2 + + 236-+...
  • Page 101 SA-AK870GCP 18.6. DECK CIRCUIT &+ !)F-4"53)+,3"(."4+#+B++ "+ "+ +,-)$+)3.)E35+ V+H1+!3(6"+ 2 + + 236-+ V+#1+!3(6"+ 2 + + 236-+ V+ + 5+ " *-+.-)0.,+!3(6"+ 2 + + 236-+ V+ + 5+ " *-+*2+ " + P 1")$+!3(6"+ 2 + + 236-+ );;'C+...
  • Page 102 SA-AK870GCP 18.7. DECK MECHANISM / AC INLET / VOLTAGE SELECTOR / MIC CIRCUIT &+ !)F-4+ " + 5 3)+,3"(."4+#+;'+ "+ "+ +43)+)3.)E35+ +,-)$+4-)F"63!4+)3.)E3+ 5 + VH1+!3(6"2+236-+ V#1+!3(6"2+236-+ V43)+!3(6"2+236-+ )6=&';+ ,(6,K3+ 5+ 0 + ,(6,+ + ,-)$+7)*;B'8:+ 43)K!NK3+ 43)K!N+ 36+!)F-4+ " + 5 3)++ "(6,K3+...
  • Page 103 SA-AK870GCP 18.8. JUPITER USB CIRCUIT &+ ;+ ; + !)F-4+ " + 5 3)+,3"(."4+#++ ; + ; + "+ +OE*35-.+E!1+)3.)E3+ 5 + V+H1+!3(6+ " + 2 + + 236-+ V+E!1+!3(6+ " + 2 + + 236-+ 5+ 0 +G2"!F+ 5+ 0 +G2"!F+ .%B8+...
  • Page 104 SA-AK870GCP ;&+ 8&+ !)F-4+ " + 5 3)+,3"(."4+#+;8+ "+ +OE*35-.+E!1+)3.)E3+ 5 + V+H1+!3(6+ " + 2 + + 236-+ 6G)!R+ 6F)!+7)!R:+ )&'8+ 'I';+ .&'C+ 3)&';+ .G$N'=='1+ G2"!F+.04+3)+ G+ " ;=+ G+ " '+ ";C+ ";=+ G+ " ;C+ ";A+ 1P5-R+ A&+...
  • Page 105 SA-AK870GCP !)F-4+ " + 5 3)+,3"(."4+#+;@+ +OE*35-.+E!1+)3.)E3+ 5 + V+H1+!3(6+ " + 2 + + 236-+ 5+ 0 +OE*35-.+ [+ e+ e+ Z+ a+ b+ _+ Y+ e+ Z+ !-)5306+7;9A:+ .%'=+ )%'@+ /,,;+ 'I';+ 6N-+ 6!,+ . + N -+ .?%'A+...
  • Page 106 SA-AK870GCP !)F-4+ " + 5 3)+,3"(."4+#+;A+ +OE*35-.+E!1+)3.)E3+ 5 + V+H1+!3(6+ " + 2 + + 236-+ V+E!1+!3(6+ " + 2 + + 236-+ 2+2+ 5+ 0 +OE*35-.+ !-)5306+789A:+ .?%@&+ %+k+;'+ G,&+ G,=+ G,C+ G,A+ )%8&+ G,@+ 'I';+ G,8+ G,;+ G,'+ )%8=+ )6=';+...
  • Page 107 SA-AK870GCP 18.9. D-AMP CIRCUIT &+ ;+ ; + !)F-4+ " + 5 3)+,3"(."4+#+;C+ ,#"4+ * + + )3.)E3+ 5 + "+ V+H1+!3(6"2+236-+ V+#1+!3(6"2+236-+ V+4"36+!3(6"2+236-+ O$C'';+ GF0*+ G2#+ G.065+2#+ G2H+ G"6K,)+ G.065+2H+ 36HK)+ G.#+ G.065+.#+ 5+ 0 +!*-"$-.!+ G.H+ G.065+.H+ !N#+ !E1N00G-.#+...
  • Page 108 SA-AK870GCP ;&+ 8&+ !)F-4+ " + 5 3)+,3"(."4+#+;=+ ,#"4+ * + + )3.)E3+ 5 + "+ V+H1+!3(6"2+236-+ V+#1+!3(6"2+236-+ V+4"36+!3(6"2+236-+ )CAAC+ 'I;+ )CAC'+ 'I;+ 3)C'''+ @+ 8+ );1"'''''A%&+ "E,30+,3(35"2+*0N-.+"4*+ QOCA''+ G.KH+ &+ ;&+ 0!)+ )C''%+ )C''B+ )C''&+ )C'8A+ )C'8C+ )C'';+ )C''8+ .C'''+...
  • Page 109 SA-AK870GCP 18.10. SMPS CIRCUIT &+ ;+ ; + !)F-4+ " + 5 3)+,3"(."4+#+;&+ "+ !4*!+)3.)E3+ 5 + V+H1+!3(6"2+236-+ V+#1+!3(6"2+236-+ ,C%'B+ MC%=;+#+MC%=8+ 4"8O;;;''2+ 1;"1)G''';&=+ 5."6!G0.4-.+5-4*+,-5-)5+ ,),-5+ FC%';S+ H@'/K!-6!-+ H@'/K!-6!-+ G"6K;%/+ ,C%';+ H@'/K!-6!-+ &+ 5+ 0 + 1'F1!4''''A@+ .C%=8+ .C%=@+ (6,+ 5FC%='+ ,#"4+ * + + )3.)E3+ 5 +...
  • Page 110 SA-AK870GCP ;&+ 8&+ !)F-4+ " + 5 3)+,3"(."4+#+;%+ "+ !4*!+)3.)E3+ 5 + V+H1+!3(6"2+236-+ V+#1+!3(6"2+236-+ 3)C&%'+ )'"11"''';=%+ 0*+"4*+ .C&C;+ #/))+ 88$+ 3)C&%'+ MC&C'+ 1;"1)G''';&=+ H/))+ &+ 36/-.5-.+ &+ .C&B'+ ,C&B=+ ,C&B=+ @@$+ 4"8O;;;''2+ .C&%B+ 88$+ .C&%%+ 88$+ !P6)+ *)C&'8+ 1@*1"''''A'8+ .C&'A+ .C%B=+...

  • Page 111: Printed Circuit Board

    SA-AK870GCP 19 Printed Circuit Board 19.1. CD SERVO / JUPITER USB P.C.B. JUPITER USB P.C.B. (REPX0660B) CD SERVO P.C.B. (REPX0636A) R555 LB630 CN601 C561 L552 C563 TP38 TP16 R556 C7227 C564 LB626 LB620 M7301* LB628 LB624 IC552 TP19 R560 TP51...
  • Page 112 SA-AK870GCP 19.2. MAIN / MUSIC PORT / USB CONNECTOR/LED P.C.B. MAIN P.C.B. (REPX0673G) MUSIC PORT P.C.B. (REPX0649G) S6820 (EJECT) CN2812 CN3601* JK2801 W2253 (TO SUBWOOFER) (TO TONER PACK) W2755 W2063 R2508 R2124 W2131 R2126 C2811 R2134 R2813 W2266 D2141 C2136...
  • Page 113 SA-AK870GCP 19.3. PANEL / TACT SWITCH / REMOTE SENSOR P.C.B. PANEL P.C.B. (REPX0649G) TACT SWITCH P.C.B. (REPX0649G) D6458 S6301 J6501B* (MANUAL EQ) S6100 C6940 (POWER) S6302 C6503 S6201 (RWD) C6512 (OPEN/ CLOSE) R6301 W6017 W6575 S6300 (FWD) R6208 W6016 R6302...
  • Page 114 SA-AK870GCP 19.4. DECK / DECK MECHANISM / AC INLET P.C.B. DECK P.C.B. (REPX0647A) DECK MECHANISM P.C.B. (REPX0321L) S972 W1930 (HALF) Q1310 Q1309 CN1305 R1380 CS971 S975 S971 (RECINH_F) C1317 R973 (MODE) R1331 W1977 C1311 IC971 Q1303 W1947 L1301 Q1312 Q1304...
  • Page 115 SA-AK870GCP 19.5. D-AMP P.C.B. D-AMP P.C.B (REPX0638B) W5049 R5511 D5501 R5506 C5553 X5501 W5048 X5500 R5504 R5023 IC5500 C5557 C5551 C5552 C5550 W5071 D5503 IC5501 W5780 W5007 W5033 R5505 K5301 K5202 K5401 C5000 W5044 W5032 C5221 C5117 C5001 W5004 C5005...
  • Page 116 SA-AK870GCP 19.6. SIDE BAR (L) LED / SIDE BAR (R) LED / VOLTAGE SELECTOR / MIC P.C.B. SIDE BAR (L) LED P.C.B. (REPX0649G) VOLTAGE SELECTOR P.C.B. (REPX0622G) VOLT ADJ 0578A-2 0578A-2 S5701 0562C-3 0562C-3 (VOLTAGE SELECTOR) CN6604 SIDE BAR (R) LED P.C.B. (REPX0649G) MIC P.C.B.
  • Page 117 SA-AK870GCP 19.7. SMPS P.C.B. SMPS P.C.B. (REPX0622G) R5809 R5807 W5806 R5820 R5821 W5803 PC5720 R5730 0 5 6 2 C - 3 0 5 6 2 C - 3 Q5862 D5725 QR5810 W5807 Q5860 W5804 R5728 R5862 Q5861 R5824 W5801...
  • Page 118 SA-AK870GCP...

  • Page 119: Illustration Of Ic's, Transistors And Diodes

    SA-AK870GCP 20 Illustration of IC’s, Transistors and Diodes CNB13030R2AU C1AA00000612 (5P) MN6627954MA (100P) C0FBBY000027 (16P) RFKWAK870GCP (100P) C0FBAK000026 (16P) MN2WS0042AA (216P) C0JBAB000902 (14P) C0JBAF000716 (14P) C1AB00002885(52P) C0HBB0000057 (44P) C0ABBB000230 (8P) C3ABPG000160 (54P) RFKW0660B (48P) C0AABB000125 (8P) C0CAAKG00046 C0DABFC00002 (3P) AN7326K (22P)

  • Page 120: Terminal Function Of Ic's

    SA-AK870GCP 21 Terminal Function of IC’s 21.1. IC2801 (RFKWAK870GCP) Pin No. Mark Function ASP_CLK I/O ASP Control (Clock Signal) System Microprocessor ASP_DATA I/O ASP Control (Data Signal) DECK REC I/O Deck Rec Pin No. Mark Function SUBW_LVL 1 Subwoofer Level Control 1...
  • Page 121 SA-AK870GCP Pin No. Mark Function Pin No. Mark Function Key Data Input 1 (No I/O Spindle motor drive O/P signal Connection) serial data/Monitoring I/P Key Data Input 1 (No TRVP Traverse Drive O/P (+ve) Connection) Tracking Drive O/P (+ve) Supply Voltage, Negative...
  • Page 122 SA-AK870GCP Pin No. Mark Function DVSS2 GND2 (For Digital Circuit) REGION Test Mode Setting (ON:H) Crystal Oscillating Circuit O/P Crystal Oscillating Circuit I/P NTEST Test Mode Setting I/P (ON:H) Data Signal O/P 2 Data Signal O/P 1 Data Signal O/P 0...

  • Page 123: Exploded Views

    SA-AK870GCP 22 Exploded Views 22.1. Cabinet Parts Location & Traverse Parts Location...
  • Page 124 SA-AK870GCP...
  • Page 125 SA-AK870GCP 22.2. Deck Mechanism Parts Location (RAA4407-S)
  • Page 126 SA-AK870GCP 22.3. Packaging...

  • Page 127: Replacement Parts List

    SA-AK870GCP 23 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 128 SA-AK870GCP Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks REDX0001 R/P HEAD BLOCK SUB ASS’Y PCB7 REPX0321L DECK MECHANISM P.C.B (RTL) RDG0300 REEL BASE GEAR PCB8 REPX0622G AC INLET P.C.B RDG0301 WINDING RELAY GEAR...
  • Page 129 SA-AK870GCP Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks Q2359 B1ABGC000005 TRANSISTOR D2708 B0EAKM000117 DIODE Q2360 B1ABGC000005 TRANSISTOR D2711 B0BC4R0A0006 DIODE Q2371 B1ABCF000176 TRANSISTOR D2731 B0EAKM000117 DIODE Q2372 B1ABCF000176 TRANSISTOR D2732 B0EAKM000117...
  • Page 130 SA-AK870GCP Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks D6641 B3AEA0000107 DIODE CN6012 K1KA04AA0031 4P CONNECTOR D6672 B0BC2R4A0006 DIODE CN6014 K1KA04AA0031 4P CONNECTOR D7650 MAZ80560ML DIODE CN6602 K1KB04A00046 4P CONNECTOR DZ2702 B0JCPD000025...
  • Page 131 SA-AK870GCP Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks TRANSFORMERS LB7264 D0GBR00JA008 0 1/16W W2700 D0GBR00JA008 0 1/16W T2900 G4D1A0000117 SWITCHING TRANSFORMER W2702 D0GBR00JA008 0 1/16W T5701 ETS48AB116AC TRANSFORMER W2703 D0GDR00JA017 0 1/10W...
  • Page 132 SA-AK870GCP Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks W7008 D0GBR00JA008 0 1/16W R827 ERJ2GE0R00X 0 1/16W W7009 D0GBR00JA008 0 1/16W R828 ERJ2GE0R00X 0 1/16W W7010 D0GBR00JA008 0 1/16W R829 ERJ2GE0R00X 0 1/16W...
  • Page 133 SA-AK870GCP Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks R1338 D0GB472JA008 4.7K 1/16W R2327 D0GB183JA008 18K 1/16W R1339 D0GD103JA017 10K 1/10W R2328 D0GB183JA008 18K 1/16W R1341 D0GB471JA008 470 1/16W R2331 D0GB103JA008 10K 1/16W...
  • Page 134 SA-AK870GCP Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks R2664 D0GB472JA008 4.7K 1/16W R2852 D0GB101JA008 100 1/16W R2665 ERJ6GEYJ473V 47K 1/8W R2854 D0GB101JA008 100 1/16W R2679 D0GB223JA008 22K 1/16W R2856 D0GB101JA008 100 1/16W...
  • Page 135 SA-AK870GCP Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks R5003 ERJ3GEYJ562V 5.6K 1/10W R5728 ERJ3GEYJ104V 100K 1/10W R5004 D0GF100JA014 10 1/8W R5729 ERJ6GEYJ103V 10K 1/8W R5005 D0GF100JA014 10 1/8W R5730 ERJ3GEYJ102V 1K 1/10W...
  • Page 136 SA-AK870GCP Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks R6201 D0GBR00JA008 0 1/16W RX804 D1H410020002 RESISTOR NETWORK R6202 D0GB272JA008 2.7K 1/16W RX805 D1H410020002 RESISTOR NETWORK R6203 D0GB222JA008 2.2K 1/16W RX807 EXB2HV100JV RESISTOR NETWORK...
  • Page 137 SA-AK870GCP Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks C817 F1G1H150A565 15pF 50V C1319 F2A1C101A147 100uF 16V C818 F1G1C1030007 0.01uF 16V C1320 F2A1H100A214 10uF 50V C819 F1G1C1030007 0.01uF 16V C1321 F0A2A472A019 4700pF 100V...
  • Page 138 SA-AK870GCP Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks C2308 F1H0J1050013 1uF 6.3V C2817 F1H1C104A042 0.1uF 16V C2311 F1H0J1050013 1uF 6.3V C2818 F1H1H103A219 0.01uF 50V C2312 F1H0J1050013 1uF 6.3V C2819 F1H1H103A219 0.01uF 50V...
  • Page 139 SA-AK870GCP Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks C5028 ECJ1VB1H104K 0.1uF 50V C5425 ECJ2VC2A221J 220pF 100V C5030 ECJ1VC1H221J 220pF 50V C5426 ECJ2VC2A221J 220pF 100V C5031 ECJ1VB1C224K 0.22uF 16V C5427 ECJ1VB1H104K 0.1uF 50V...
  • Page 140 SA-AK870GCP Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks C5800 F1J2E1030004 0.01uF 250V C6863 F1H1C104A042 0.1uF 16V C5805 F2B1V332A007 3300uF 35V C6938 F1H1C104A042 0.1uF 16V C5808 F2B1V332A007 3300uF 35V C6940 F1H1C104A042 0.1uF 16V...

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