Yamaha AW16G Digital Recorder Service Manual 电路图.pdf

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1、AW16G 1 SERVICE MANUAL PA 011646 1.354K-5551 Printed in Japan 02.08 HAMAMATSU, JAPAN CONTENTS SPECIFICATIONS.3/5 PANEL LAYOUT. 7 DIMENSIONS. 11 CIRCUIT BOARD LAYOUT. 12 DISASSEMBLY PROCEDURE. 14 INSTALLING THE CD-RW DRIVE. 18 REMOVING THE CD-RW DRIVE. 19 LSI PIN DESCRIPTION. 20 IC BLOCK DIAGRAM. 25

2、CIRCUIT BOARDS. 27 INSPECTIONS.41/42 TEST PROGRAM.43/48 INITIALIZING THE INTERNAL HARD DISK . 53 SOFTWARE (OS) INSTALLATION . 54 UPGRADING THE SOFTWARE. 55 INSTALLING SONG DATA AND PAD LIBRARY DATA . 56/57 DISPLAY MESSAGE LIST. 58/60 MIDI IMPLEMENTATION CHART . 62 PARTS LIST BLOCK DIAGRAM CIRCUIT DI

3、AGRAM This document is printed on chlorine free (ECF) paper. PROFESSIONAL AUDIO WORKSTATION （目次） （総合仕様） （） （寸法図） （） （分解手順） （CD-RW取付） （CD-RW取外） （LSI端子機能表） （IC図） （基板図） （検査） （） （内蔵初期化） （OS） （） （SONG、PAD LIBRARY） （） （） （回路図） （ECF：無塩素系漂白）使用。 20020725- RadioFans.CN 收音机爱 好者资料库 AW16G 2 IMPOR TANT NOTICE FOR

4、 THE UNITED KINGDOM Connecting the Plug and CoConnecting the Plug and CoConnecting the Plug and CoConnecting the Plug and CoConnecting the Plug and Cor r r r rd d d d d IMPORTANT.The wires in this main lead are coloured in accordance with the following code: BLUE:NEUTRAL BROWN: LIVE As the colours o

5、f the wires in the main lead of this apparatus may not correspond with the coloured markings identifying the terminals in your plug, proceed as follows: The BLUE wire must be connected to the terminal that is marked with the letter N (or coloured BLACK). The BROWN wire must be connected to the termi

6、nal that is marked with the letter L (or coloured RED). Be certain that neither core is connected to the earth terminal of the three pin plug. IMPOR TANT NOTICE This manual has been provided for the use of authorized Yamaha Retailers and their service personnel. It has been assumed that basic servic

7、e procedures inherent to the industry, and more specifically Yamaha Products, are already known and under- stood by the users, and have therefore not been restated. WARNING :Failure to follow appropriate service and safety procedures when servicing this product may result in per- sonal injury, destr

8、uction of expensive components and failure of the product to perform as specified. For these reasons, we advise all Yamaha product owners that all service required should be performed by an authorized Yamaha Retailer or the appointed service representative. IMPORTANT :This presentation or sale of th

9、is manual to any individual or firm does not constitute authorization certifi- cation, recognition of any applicable technical capabilities, or establish a principal-agent relationship of any form. The data provided is belived to be accurate and applicable to the unit(s) indicated on the cover. The

10、research engineering, and service departments of Yamaha are continually striving to improve Yamaha products. Modifications are, therefore, inevitable and changes in specification are subject to change without notice or obligation to retrofit. Should any discrepancy appear to exist, please contact th

11、e distributors Service Division. WARNING :Static discharges can destroy expensive components. Discharge any static electricity your body may have accumulated by grounding yourself to the ground bus in the unit (heavy gauge black wires connect to this bus.) IMPORTANT :Turn the unit OFF during disasse

12、mbly and parts replacement. Recheck all work before you apply power to the unit. WARNING: CHEMICAL CONTENT NOTICE! The solder used in the production of this product contains LEAD. In addition, other electrical/electronic and/or plastic (Where applicable) components may also contain traces of chemica

13、ls found by the California Health and Welfare Agency (and possibly other entities) to cause cancer and/or birth defects or other reproductive harm. DO NOT PLACE SOLDER, ELECTRICAL/ELECTRONIC OR PLASTIC COMPONENTS IN YOUR MOUTH FOR ANY REASON WHAT SO EVER! Avoid prolonged, unprotected contact between

14、 solder and your skin! When soldering, do not inhale solder fumes or expose eyes to solder/flux vapor! If you come in contact with solder or components located inside the enclosure of this product, wash your hands before handling food. WARNING Components having special characteristics are marked and

15、 must be replaced with parts having specification equal to those originally installed. 印商品、安全維持重要部品。交換場合、安全必指定部品使用下。 RadioFans.CN 收音机爱 好者资料库 AW16G 3 SPECIFICATIONS General Specifi cations Frequency Response 0 +1/3 dB, 20 Hz20 kHz (MIC/LINE IN STEREO OUT) Total harmonic distortion (Nominal input/Outp

16、ut level) 20 kHz LPF Less than 0.03% 1 kHz (LINE IN to STEREO OUT) Less than 0.2% 1 kHz (MIC IN to STEREO OUT) Dynamic range (Maximum level to Noise level) IHF-A 109 dB typ.DA converter (STEREO OUT) 103 dB min.DA converter (STEREO OUT) 103 dB typ.AD + DA (LINE IN to STEREO OUT) 97 dB min.AD + DA (LI

17、NE IN to STEREO OUT) AD converter24-bit linear, 64-times oversam- DA converter24-bit linear, 128-times oversam- pling pling Internal processing32-bit Sampling frequency Internal 44.1 kHz (6%) External 44.1 kHz (6%) Audio input section MIC/LINE8 channels DIGITAL IN2 channels (optical stereo 1) Audio

18、output section MONITOR OUT2 channels (stereo 1) PHONES2 channels (stereo 1) STEREO/AUX OUT2 channels (stereo 1) DIGITAL OUT2 channels (optical stereo 1) Mixer sectionTotal 36 channels MIC/LINE INPUT8 channels Internal effect return4 channels (stereo 2) Recorder monitor16 channels Quick loop sampler8

19、 channels (stereo 4) Internal effects section Multi-effects 2 Bus sectionTotal 8 buses Bus2 (L/R) AUX2 (1/2) STEREO2 (L/R) Effect2 (1/2) Internal HDD20 GB 2.5 IDE Maximum capacity per one song: 6.4 GB Maximum songs1,000 songs Recorder resolution 16 bit linear (non-compressed) Maximum tracks of recor

20、ding/playback simultaneously 8 tracks, Recording a O mark will be displayed if the test was completed normally, and an X mark will be displayed if an abnormality occurred or the process was aborted. Test item judgment display SWITCH ENCODER FADER LED LCD DSP6 DSP7 01 02 03 04 05 06 07 08 09 10 11 12

21、 13 Test items Test itemsNo.No. IDE MIDI DIGITAL I/O CD-R/RW (ATAPI) WORD CLOCK SDRAM (DGA) 3) The test program will be started up and the test item display screen will be displayed on the LCD display. Test item display screen CANCEL ENTER UTILITY 1234 TRACK SELECT HDD access display SOUND CLIP HDD

22、AW16G Copyright (C) 2002 YAMAHA BOOT OS: V *.* BUILD DATE 2002/*/* *:*:* 01 .SWITCH 02 .ENCODER 03. FADER 04. LED 05. LCD 06. DSP6 07. DSP7 08. IDE 09. MIDI 10. DIGITAL I/O 11. CD-R/W(ATAPI) 12. W. CLOCK 13. SDRAM(DGA) 14. 15. 16. * TOTAL DIAGNOSTICS (CS) * Cursor (blinks) 01 .SWITCH 02 .ENCODER 03.

23、 FADER 04. LED 05. LCD 06. DSP6 07. DSP7 08. IDE * TOTAL DIAGNOSTICS (CS) * 09. MIDI 10. DIGITAL I/O 11. CD-R/W (ATAPI) 12. W. CLOCK 13. SDRAM(DGA) 14. 15. 16. Judgment display Normal: O Abnormal: X Aborted: X 4.Test items 4-1. Switch input test (01 SWITCH) The * 01. SWITCH * test item will be displ

24、ayed. (1) Test Content 1) Carries out the input tests on the control panel switch, the SW-fitted rotary encoder switch and the foot switch. V *.*: Version AW16G 44 4) Perform teaching by moving each track fader volume to a +6dB position from the - position and the stereo fader to the 0dB position, a

25、nd then visually confirm that the values displayed are increased incrementally until the value for each fader reaches “127”. 5) A “*” mark will be displayed on the left-hand side of the function name for faders that complete the “0 to 127” operations normally. (2) Judgment 1) The screen will return

26、to the test item screen when the process is ended if the “0 to 127” operation is completed normally for all faders, an O mark will be displayed on the left-hand side of the test item column, and the cursor will move to the next test item. 2) In the event of an abnormality or when the process is abor

27、ted: Press the CANCEL key to return to the test item screen. An X mark will be displayed on the left- hand side of the test item column, and the cursor will not move. 4-4. LED Function Test (04 LED) The * 04. LED * test item will be displayed. (1) Test Content 1) Carries out illumination tests for t

28、he LEDs on the panel, with the exception of the HDD access LED. 2) Illumination sequence INPUT 1 (GR) to INPUT 8 (GR) QUICK REC (R) QUICK MONITOR (G) PAD 1 (O) to PAD 4 (O) TR 1 (GR) to TR 8 (GR) TR 9/10 (GR) TR 11/12 (GR) TR 13/14 (GR) TR 15/16 (GR) STEREO (GR) HIGH (G) HI-MID (G) LO-MID (G) LOW (G

29、) JOG ON (G) UNDO/ REDO (O) SOUND CLIP (GR) AUTO PUNCH (R) REPEAT (G) PLAY (Gx2) REC (Rx2). * The letter in the parenthesis represents the color of the LED. GR = Dual-colored green/red LED, R = Red, G = Green, O = Orange, Gx2 = Layout of two green LEDs, Rx2 = Layout of two red LEDs. 3) Illumination

30、sequence for dual-colored LEDs Green: Illuminated, Red: Extinguished Green: Extinguished, Red: Illuminated Green: Illuminated, Red: Illuminated. * The color of the LED will be amber when both green and red lamps are illuminated together. (2) Judgment 1) Visually confirm that all LEDs are illuminated

31、 normally, and then press the ENTER key to end the test. The screen will return to the test item screen, an O mark will be displayed on the left-hand side of the test item column, and the cursor will move to the next test item. 2) A message stating Hit the key will be displayed, and the function nam

32、e of the switch to be inspected will be displayed. 3) The test will be performed whenever the switch for the relevant function name being displayed is pressed. 4) If the switch input is normal, the next switch function name to be inspected will be displayed. (2) Judgment 1) The screen will return to

33、 the test item screen when the process is ended if the input for all switches is normal, an O mark will be displayed on the left- hand side of the test item column, and the cursor will move to the next test item. (Refer to 3-3. Test Item Judgment Display.) 2) In the event of an abnormality or when t

34、he process is aborted: Press the CANCEL key while pressing down on the SOUND CLIP key to return to the test item screen. An X mark will be displayed on the left-hand side of the test item column. 4-2.Encoder Function Tests (02 ENCODER) The * 02. ENCODER * test item will be displayed. (1) Test Conten

35、t 1) Carries out the function tests for the EQ, DYN, EFF1, EFF2, PAN and JOG rotary encoders. 2) The function name, count value and operation instruction (direction to turn the knob) will be displayed for the rotary encoder to be inspected. Follow the instructions accordingly. (0-20) (2) Judgment 1)

36、 The screen will return to the test item screen when the process is ended if the functions for all rotary encoders are normal, an O mark will be displayed on the left-hand side of the test item column, and the cursor will move to the next test item. 2) In the event of an abnormality or when the proc

37、ess is aborted: Press the CANCEL key to return to the test item screen. An X mark will be displayed on the left- hand side of the test item column, and the cursor will not move. 4-3. Fader Function Tests (03 FADER) The * 03. FADER * test item will be displayed. (1) Test Content 1) Carries out the fu

38、nction tests for the TR1 to TR8, TR9/10, TR11/12, TR13/14, TR15/16 and STEREO faders. 2) Values that represent the position of each fader to be inspected will be displayed. (0-127) 3) Check to ascertain that the “0” value is displayed with all fader volumes in the - position. AW16G 45 2) In the even

39、t of an abnormality or when the process is aborted: Press the CANCEL key to return to the test item screen. An X mark will be displayed on the left- hand side of the test item column, and the cursor will not move. 4-5. LED Display Test (05 LED) (1) Test Content 1) Carries out a dot display test on t

40、he LCD display. 2) All dots on the LCD screen will flash repeatedly. Visually check to ascertain that there are no scratches or missing dots. (2) Judgment 1) Visually confirm that there are no scratches or missing dots, and then press the ENTER key to end the test. The screen will return to the test

41、 item screen, an O mark will be displayed on the left- hand side of the test item column, and the cursor will move to the next test item. 2) In the event of an abnormality or when the process is aborted: Press the CANCEL key to return to the test item screen. An X mark will be displayed on the left-

42、 hand side of the test item column, and the cursor will not move. 4-6. DSP6 Function Test (06 DSP6) The * 06. DSP6 * test item will be displayed. (1) Test Content 1) Carries out interface tests between the CPU and DSP6, and between DSP6 and the DRAM. 2) The names of the items to be tested and the ju

43、dgment results will be displayed. 1: CPU I/F (DATA BUS 1) * (TxBusy test on the WCR register) 2: CPU I/F (DATA BUS 2) * (Write/Read test into the TxBuf) 3: CPU I/F (CHIP SELECT, TXB) * (Write/Read test into the DSPs TxBusy) 4: CPU I/F (ADDRESS BUS) * (Address bus connection line verification) 5: CPU

44、 I/F (BUS, W/R, REG) * (Bus W/R register test) 6: DRAM I/F (DATA BUS) * (Write/Read test into the DRAM) 7: DRAM I/F (ADDRESS BUS) *! 8: DRAM I/F (ADDRESS BUS & MPR) *! (Write/Read test into all DRAM areas) * = Test result display The details of the test listed within the parenthesis will not be disp

45、layed on the LCD. (2) Judgment 1) A messages stating “ALL TEST AREA OK!” will be displayed in the * area if all test judgments are successful. 2) Press ENTER to end the test. The screen will return to the test item screen, an O mark will be displayed on the left-hand side of the test item column, an

46、d the cursor will move to the next test item. 3) If the test judgment is not successful, as in the following examples, the relevant error message will be displayed below the test item in question. 1: CPU I/F (DATA BUS 1) NG IC310 TXBusy Error 2: CPU I/F (DATA BUS 2) NG * “0” (normal) is displayed fo

47、r the bits that matched during the Write/Read process. The bits that display “X” are the error bits. 3: CPU I/F (CHIP SELECT, TXB) NG IC310 CS Error 4: CPU I/F (ADDRESS BUS) NG * “0” (normal) is displayed for the bits that matched during the Write/Read process. The bits that display “X” are the error bits. 5: CPU I/F (BUS, W/R