SERVICE MANUAL MR816CSX Steinberg and Cubase are the registered trademarks of Steinberg Media Technologies GmbH. (Steinberg および Cubase は、Steinberg Media Technologies GmbH 社(以下「Steinberg」 )の登録商標です。 ) CONTENTS(目次) SPECIFICATIONS(総合仕様) ..........4/6 PANEL LAYOUT(パネルレイアウト) ........8 CIRCUIT BOARD LAYOUT(ユニットレイアウト) ....9 WIRING(束線組込図) ..............9 DISASSEMBLY PROCEDURE(分解手順) ......10 LSI PIN DESCRIPTION(LSI 端子機能表) ......14 IC BLOCK DIAGRAM(IC ブロック図)...
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IMPORTANT NOTICE This manual has been provided for the use of authorized Yamaha Retailers and their service personnel. It has been assumed that basic service procedures inherent to the industry, and more specifically Yamaha Products, are already known and understood by the users, and have therefore not been restated.
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MR816CSX/MR816X SAVING DATA(データの保存) Saving and backing up your data • Storing the settings to internal memory of the MR816 CSX/MR816 X must be performed from the MR Editor on the computer. If you use the MR816 CSX/MR816 X with MR Editor, you can store the settings to internal memory by storing the settings as a Scene or recalling the Scene on the MR Editor.
MR816CSX/MR816X SPECIFICATIONS Electrical Characteristics Internal 44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz Sample Rate External 44.1kHz, 48kHz, 88.2kHz, 96kHz (± 0.1%) Total Harmonic Distortion GAIN: Minimum 0.004% or less (1 kHz @ +18 dB, into 600 Ω) fs = 48 kHz 20 Hz−20 kHz, +1, -3 dB @ +4 dB, into 600 Ω...
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MR816CSX/MR816X Functions Analog Input MIC Preamp Discrete Class-A MIC preamp (Inverted Darlington Circuitry) [+48 V] button +48 V DC (Phantom Power switch) [PAD] button 0/26 dB Gain knob 44 dB variable (-60 dB to -16 dB) Phase Normal/Reversed (controlled via a computer) Input Channels 1 −...
MR816CSX/MR816X PANEL LAYOUT(パネルレイアウト) • Front panel(フロントパネル) MR816CSX only (MR816CSX のみ) q [HI-Z] switch q [HI-Z] スイッチ w [MIC/LINE/HI-Z] jack 1 (analog input jack 1) and w [MIC/LINE/HI-Z] 端子 1 (アナログ入力端子 1) [MIC/LINE] jack 2 (analog input jack 2) [MIC/LINE] 端子 2 (アナログ入力端子 2) e [QUICK CONNECT] buttons (with LED lamps) e [QUICK CONNECT] ボタン(LED ランプ付き)...
MR816CSX/MR816X DISASSEMBLY PROCEDURE(分解手順) Precautions(注意事項) Notes on Flat Cable ※ フラットケーブルの注意 Contacts are visible from the back. Pay attention not to 接点が裏面から透けて見えます。コネクタにケーブルの 表・裏を逆に差込まないように注意して取り付けてくだ insert and install the cable to the connector inversely. さい。 (写真 1) (Photo 1) Front Side(表面) Back Side(裏面) Photo 1(写真...
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MR816CSX/MR816X Top Cover 1. トップカバー (所要時間:約 6 分) (Time required: About 6 minutes) Remove the following screws and slide the top cover 1-1 下記のネジを外して、トップカバーをリア側にス toward the rear side to remove it. (Fig. 1) ライドさせて外します。 (図 1) [142]: 16 pcs. [142]: 16 本...
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MR816CSX/MR816X 3. AC シート、AC 束線 (所要時間:約 7 分) AC Circuit Board and Wiring Ass'y, AC 3-1 トップカバーを外します。 (1 項参照) (Time required: About 7 minutes) 3-2 [52A] のネジ 2 本と束線止めと共締めされている Remove the top cover. (See procedure 1.) [52B] のネジ 1 本、[56] のネジ 1 本を外して、AC Remove the two (2) screws marked [52A], the screw シートと...
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MR816CSX/MR816X 5-4-2 Remove the wiring ass'y, PSW from the JK switch 5-4-2 JK スイッチアングルから PSW 束線を外します。 angle. (Fig. 5) (図 5) 5-4-3 Remove the two (2) angle brackets, U. The HP circuit 5-4-3 U 字金具 2 個を外して、HP シートを外します。 board can then be removed. (Fig. 5) ...
MR816CSX/MR816X LSI PIN DESCRIPTION(LSI 端子機能表) 1394AV-L (X6893A00) DICE II ..................... 16 ― AK4358VQ (X4289A00) DAC (Digital to Analog Converter) ..............20 AK5385BVF-E2 (X5364B00) ADC (Analog to Digital Converter) ............19 EP1C3T100C8N (X5691A00) FPGA....................14 MB87S1280 (X6363A00) SSP1 (MAIN/SUB) ..................18 MN101C027YB (XS71120R) CPU .......................15 S1L50553F21Y000 (X4195A0R) MCI (Gate Array) ................19 TSB41AB2PAP (XZ665A00) PHY .......................15 YAC523-VZ (X4325A00) EVR2 (Electric Variable Resistance 2) ............20...
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MR816CSX/MR816X MN101C027YB (XS71120R) CPU DM: IC150 NAME FUNCTION NAME FUNCTION Switch matrix data Switch matrix data MIDI transmit data VREF+ Power supply (+5V, analog) Switch matrix data Power supply (+5V) OSC2 Crystal oscillator (8MHz) OSC1 Crystal oscillator (8MHz) Ground Not used Not used MMOD Memory mode select (Grounded)
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MR816CSX/MR816X 1394AV-L (X6893A00) DICE II DM: IC103 OUTER OUTER NAME FUNCTION NAME FUNCTION VSS3OP – I/O ground TEMO Test mode pin SRAM_WE SRAM write enable TCB[7] Test pin VDD3OP – I/O 3.3V GPIO4/SRAM_READY General purpose I/O / SRAM ready (read enable) I2C_CLK I2C Clock VDD1IH...
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MR816CSX/MR816X OUTER OUTER NAME FUNCTION NAME FUNCTION VSS3OP – I/O ground AES_RX2 AES3 Receiver ch4/5 Address bus VDD3OP – I/O 3.3V DSAI_RX1 DSAI Receiver 1 data line VSS3OP – VSS3OP – I/O ground VSS3OP – DSAI_SYNCD DSAI Sync D I/O ground VSS3OP –...
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MR816CSX/MR816X MB87S1280 (X6363A00) SSP1 (MAIN/SUB) DM: IC131, 132 NAME FUNCTION NAME FUNCTION WAITN Wait for external CPU MD[7] Data bus(ARM,DSP -> memory) IRQN_OUT Data bus(ARM,DSP -> memory) Output of interrupt information MD[6] VDDE VDDE +3.3V MD[5] SCANSW[4] MD[4] SCANSW[3] MD[3] Data bus(ARM,DSP ->...
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MR816CSX/MR816X S1L50553F21Y000 (X4195A0R) MCI (Gate Array) DM: IC111 NAME FUNCTION NAME FUNCTION CLKI Power supply Clock CLKO RESET Reset Power supply Ground SCANENB Scan enable OUT4 Output ATPGENB OUT3 Ground INP2 PLLTEST Test INP1 Input PLLRES Reset INP0 PLLV Ground TESTENB Test enable Power supply...
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MR816CSX/MR816X AK4358VQ (X4289A00) DAC (Digital to Analog Converter) DM: IC751 NAME FUNCTION NAME FUNCTION LOUT1- DAC1 Lch Negative Analog Output Pin DCLK DSD Clock Pin LOUT1+ DAC1 Lch Positive Analog Output Pin DSDL4 DAC4 DSD Lch Data Input Pin Zero Input Detect 3 Pin DAC4 DSD Rch Data Input Pin DZF3 DSDR4...
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MR816CSX/MR816X AK4382AVT (X0661A00) DM: IC809, 810 Digital to Analog Converter MCLK Pin No. Pin Name Function MCLK Master clock input MCLK DZFL BICK Audio serial data clock De-emphasis Clock SDTI Audio serial data input μP Control Divider BICK DZFR CCLK Interface LRCK L/R clock...
MR816CSX/MR816X CIRCUIT BOARDS(シート基板図) AC Circuit Board (X9234C0) ............32 DM Circuit Board (X9232D0) ..........24/26/28/30 HP Circuit Board (X9234C0) ............23 JK Circuit Board (X9234C0) ............23 PN Circuit Board (X9404C0) ............32/33 Note: See parts list for details of circuit board component parts. 注 : シートの部品詳細はパーツリストをご参照ください。...
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MR816CSX/MR816X DM Circuit Board to HP-CN201 INSERT I/O MIC/LINE INPUT to DM-CN702 to DM-CN652 to DM-CN602 to AC-CN103 GAIN 1 GAIN 2 GAIN 3 GAIN 4 GAIN 5 GAIN 6 MIC/LINE/HI-Z MIC/LINE to DM-CN651 to DM-CN601 HI-Z 2NA-WK58180...
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MR816CSX/MR816X Scale: 70/100 to JK-CN301 to AC-CN103 S/PDIF, OPTICAL OUTPUT WCLK IN/OUT IEEE1394 (S400) IEEE1394 (S400) to AC-CN151 not installed N.C. not installed to PN-CN102 to PN-CN101 GAIN 6 GAIN 7 GAIN 8 to DM-CN701 Component side(部品側) 2NA-WK58180...
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MR816CSX/MR816X PN Circuit Board QUICK CONNECT to DM-CN111 +48V to DM-CN112 MR816CSX only Component side(部品側) AC Circuit Board to DM-CN104 to DM-CN850 N.C. to AC wiring assembly to PSW wiring assembly to DM-CN851 Component side(部品側) AC: 2NA-WM06850 PN: 2NA-WM46170...
MR816CSX/MR816X FIRMWARE VERSION CHECK ① Turn on the power of the MR816CSX/MR816X while holding down the [ASSIGN 2] encoder. Keep the [ASSIGN 2] encoder held down. ② Firmware BOOT version will be indicated on the LED around the [ASSIGN 1] encoder. Firmware PROGRAM version will be indicated on the LED around the [ASSIGN 2] encoder.
MR816CSX/MR816X BACKUP Preparations: Connect the IEEE1394 terminal of the 1-2 Click the file icon (to the left of the Scene Name text MR816CSX/MR816X to the computer with box) in the upper part of the MR Editor screen and click an IEEE1394 cable. the "...
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MR816CSX/MR816X 2. Restoring procedure 2-3 Open the ".mre" file stored in the computer with the 2-1 Start the MR Editor with the same procedure as in "1. Backup procedure" and the scene data will be stored "1. Backup procedure". (See procedure 1-1) back on the MR816CSX/MR816X automatically.
MR816CSX/MR816X FACTORY SET(ファクトリーセット) The following contents can be initialized by executing the ファクトリーセットを実行することで、以下の内容を初 Factory set. 期化することが出来ます。 • Mixer setup information (Flash ROM around SSP1) ・ ミキサー設定情報 (SSP1 周辺 FLASH ROM) • Wordclock related setup information ・ ワードクロック関連設定情報(SSP1 周辺 EEPROM) (EEPROM around SSP1) *ファクトリーセットを実行する前に、必ずユーザー * Be sure to save user data before executing Factory set.
MR816CSX/MR816X TEST PROGRAM “No. 0: ANALOG test mode” will be selected just after 1. Preparations entering the test program mode. • IEEE1394 repeater hub 2 pcs. Wordclock source is INTERNAL 96 kHz. [ex.:1394-RP2GPH by Sanwa Supply] “Analog test mode” will always be selected when none of •...
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MR816CSX/MR816X ① AD/DA, Digital Input/Output connection diagram 5. Test item 5-1. No. 0 ANALOG test 5-1-1. Outline This test mode is for checking device around analog audio and signal cable connection. 5-1-2. Main devices to be tested • A/D Converter •...
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MR816CSX/MR816X ④ S/PDIF ⇔ Analog connection diagram • Muting Circuit DICEII activates the MUTE signal cable when the [QUICK CONNECT 7] button is pressed. Check that related devices are muted. Press the [QUICK CONNECT 7] button again to cancel muting. SSP1 activates the DA MUTE signal cable when the [QUICK CONNECT 8] button is pressed.
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MR816CSX/MR816X • Input signal Check that the level of each output when the Use 1 kHz sine wave for input signal unless otherwise frequency is 20 Hz and 40 kHz are within the range specifi ed. shown below compared with the level when the Input the following signals to the INPUT terminals. frequency is 1 kHz.
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MR816CSX/MR816X Measure the output level at the Headphones [1, 2] <2-7> Crosstalk (OUTPUT 1 – 8) terminals. Set up as in description marked in procedure Check that the noise levels are as follows: <2-1> (P. 44). Unit: [dBu] Then, adjust input level so that output level is as in the description below: INPUT Headphones 1, 2 Unit:[dBu] -60 or less MIC/LINE INPUT 1 – 4 OUTPUT OUTPUT LEVEL * Use 22 Hz HPF and 30 kHz LPF. OUTPUT 1 –...
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MR816CSX/MR816X <2-11> Headphones volume attenuation • Input/output terminals Unconnected Set up as in description marked in procedure [INSERT I/O 1, 2]: <2-1> (P. 44). Set up as follows. • Controller settings Unless otherwise specifi ed, set up as follows. Headphones 1, 2 volume: MIN • CH INPUT Unit: [dBu] GAIN volume (CH 1 – 8) : Headphones 1 [PAD] switch (CH 1 – 8) : INPUT [Hi-Z] switch (CH 1) : ...
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MR816CSX/MR816X <2-2-2> Frequency characteristics *4: Check that level differences between channels are as follows: Set up as in description marked in procedure <2-2-1> (P. 46). Tolerance Check that the levels of each output when the 2 dB or less frequency is 20 Hz and 40 kHz are within the range shown below compared with the level when the <2-1-2> Frequency Characteristics frequency is 1 kHz. Set up as in description marked in procedure Tolerance <2-1-1> (P. 46). Within +1/-3 dB Check that the level of each output when the * Measure only the [S/PDIF IN, OUT] (COAXIAL) frequency is 20 Hz and 40 kHz are within the range terminal. shown below compared with the level when the frequency is 1 kHz. <2-2-3> Distortion Tolerance Set up as in description marked ...
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MR816CSX/MR816X <2-2-6> Jitter measurement (WORD CLOCK INTERNAL) Measure the [S/PDIF OUT] (COAXIAL) terminal. Set WORD CLOCK to INTERNAL. Check that the jitter measurement value is as follows: WORD CLOCK Tolerance 44.1 kHz 48 kHz 5 nsec or 88.1 kHz below ASSIGN 1 ASSIGN 2 96 kHz 1. MEMORY 1. MEMORY (Test item selection) (Test result) <2-2-7> Jitter measurement (WORD CLOCK EXT) (Fig. 11) Measure the [S/PDIF OUT] (COAXIAL) terminal. Set up the WORD CLOCK and frequency of input 5-2-4. Test contents sources as follows: The result of the test is OK if test result of all the ROM/ Check of WORD CLOCK IN: ...
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MR816CSX/MR816X 5-3-2. Main devices to be tested • Panel micro computer 5-3-4. Test contents • LED Communication with the panel micro computer is checked before conducting the LED lighting test. Colors of LEDs are as follows: If the test result of the communication with the panel micro computer is NG, the test will be aborted before MR816X MR816CSX...
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MR816CSX/MR816X (7) All the LEDs of the MR816CSX/MR816X will fl ash micro computer is NG, the test will be aborted before automatically after the sequential lighting. proceeding to the SWITCH test. Check visually again and press the [ASSIGN 1] • Panel micro computer encoder in case of OK or the [ASSIGN 2] encoder in The test is conducted automatically.
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MR816CSX/MR816X between the SSP1 and SSP1 SUB, connection checking of the audio signal cable between the SSP1 and DICEII, and connection checking of the signal cables between the DICEII and audio interfaces. Digital I/O Mode is set to ADAT x4 + S/PDIF(coaxial), clock source is set to INTERNAL and nominal FS is set to 96 kHz automatically on entering the test.
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MR816CSX/MR816X 5-6-5. Test contents If 3 nodes in total (two 1394 hubs and one MR816CSX/ (1) Connection checking of the A-BUS between the MR816X connected to the connectors) are recognized, the SSP1 and connection checking of the audio signal test result is OK. cable between the SSP1 and DICEII are conducted The checking is conducted automatically and the test item automatically on entering the test.
MR816CSX/MR816X BOOT SEQUENCE Operation fl ow of normal start-up (Turning on the power without holding any switch) Indication on the product Function Behavior of main signal lines All the LEDs go out Voltage of 3.3 V is applied to the IC137 system reset (voltage IC137: +3.3D detector).
PARTS LIST CONTENTS(目次) OVERALL ASSEMBLY (総組立) ............2 ELECTRICAL PARTS (電気部品) ............. 5-24 Notes : DESTINATION ABBREVIATIONS A : Australian model M : South African model B : British model O : Chinese model C : Canadian model Q : South-east Asia model D : German model T : Taiwan model E : European model...
CIRCUIT DIAGRAM CONTENTS(目次) BLOCK DIAGRAM(ブロックダイアグラム) ......3 CIRCUIT DIAGRAM(回路図) DM (001‒013) ..............4–16 PN ..................17 AC, HP, JK ................18 Notation for Circuit Diagrams (回路図表記上の注意) 1. How to identify inter-circuit board connectors (シート間コネクタの読み方について) This indicates the location of the counter inter-circuit board connector. (The alphabet indicates horizontal direction and the number indicates vertical direction.) Signal name...
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DM CIRCUIT DIAGRAM 005 (MR816CSX/MR816X) MR816CSX/MR816X REGULATOR +1.5V N.C. FPGA CONFIG (FLASH) R1172S151D (X7565A00) REGULATOR +1.5V DM: IC125 1: V 2: GND 3: CE or CE 4: NC 5: GND 6: V RB160M-30 (WC549600) DIODE DM: D125 1: ANODE 2: CATHODE : Not installed (未実装)...
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DM CIRCUIT DIAGRAM 006 (MR816CSX/MR816X) MR816CSX/MR816X INVERTER INVERTER REGULATOR +1.8V EEPROM 2K VOLTAGE DETECTOR to AC-CN151 <Page 18: G-4> SDRAM 64M SSP1 (MAIN) SSP1 (SUB) R1172S181B (X7887A00) RB160M-30 (WC549600) REGULATOR +1.8V DIODE DM: IC140 DM: D140 1: V 2: GND 3: CE or CE 4: NC 1: ANODE...
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DM CIRCUIT DIAGRAM 007 (MR816CSX/MR816X) MR816CSX/MR816X Transistor Array to PN-CN101 <Page 17: A-2> LED current limiting resistor(LED電流制限抵抗) Part No. WK581800 WM775600 MODEL MR816X MR816CSX AND GATE R570 Not installed Installed R585 Not installed Installed AND GATE R588 Not installed Installed R591 Not installed Installed...
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DM CIRCUIT DIAGRAM 010 (MR816CSX/MR816X) MR816CSX/MR816X OP AMP OP AMP OP AMP OP AMP OP AMP OP AMP OP AMP OP AMP OP AMP OP AMP OP AMP : Not installed (未実装) : Ceramic Capacitor (セラミックコンデンサー) OP AMP : Electrolytic Capacitor (電解コンデンサー)...
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DM CIRCUIT DIAGRAM 011 (MR816CSX/MR816X) MR816CSX/MR816X OP AMP to JK-CN301 <Page 18: B-4> OP AMP OP AMP OUTPUT 2 OP AMP OP AMP OP AMP OUTPUT 4 OP AMP OP AMP OP AMP OUTPUT 6 OP AMP 2SD2704K (WC883400) TRANSISTOR DM: TR750–765 OP AMP OP AMP...
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DM CIRCUIT DIAGRAM 012 (MR816CSX/MR816X) MR816CSX/MR816X TRANSCEIVER to HP-CN201 OP AMP OP AMP <Page 18: G-5> EVR2 OP AMP OP AMP 2SA1576A (VR93630R) 2SD2704K (WC883400) RB160M-30 (WC549600) DIODE TRANSISTOR TRANSISTOR DM: TR801 DM: TR802–805 DM: D1509 1: EMITTER 1: EMITTER 2: BASE 1: ANODE 2: BASE...
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DM CIRCUIT DIAGRAM 013 (MR816CSX/MR816X) MR816CSX/MR816X FET CONTROLLER Style pin for securing connector assembly (束線固定用スタイルピン) LM2990SX-15 (X3949A00) REGULATOR -15V DM: IC853 TAB IS INPUT 1: COMMON 2: INPUT 3: OUTPUT NJM79L05UA (XN086A00) REGULATOR -5V DC-DC CONVERTER REGULATOR +6.2V REGULATOR +5V REGULATOR +14.8V DM: IC854 to AC-CN103...