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Korg ZERO8 Service Manual
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Korg ZERO8 Service Manual

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KORG ZERO8
SERVICE MANUAL
TABLE OF CONTENTS
ASSEMBLY SKETCH (HOOKUP): 2
BLOCK DIAGRAM: 3
SCHEMATIC DIAGRAM: 4-15
TEST MODE and CHECK: 16-32
SYSTEM UPDATE: 33-37
PARTS LIST: 38-41
Issued Jul.4, 2007
Ver.1

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Summary of Contents for Korg ZERO8

  • Page 1 KORG ZERO8 SERVICE MANUAL TABLE OF CONTENTS ASSEMBLY SKETCH (HOOKUP): 2 BLOCK DIAGRAM: 3 SCHEMATIC DIAGRAM: 4-15 TEST MODE and CHECK: 16-32 SYSTEM UPDATE: 33-37 PARTS LIST: 38-41 Issued Jul.4, 2007 Ver.1...
  • Page 14 ＊MODE1[A,A]の場合、X-5810パネルエンコーダー用 　 SLOTはSCANしない...
  • Page 16 QCI-5810 Page ZERO8 (X-5810) Check before Shipping Date 2007.6.18 1／1 Revised ・About this check After repairing, you need not do all these checks. Please do the necessary checks corresponding to the repairing. When you do the checks of Page1/14-Page5/14, do the checks according to this manual.
  • Page 17 After this, same as above, repeat to pull out the cable and connect it regarding following. CH3-R, CH4-R, CH5-R, CH6-R, CH7-R, CH8-R Fig.3 is displayed when the cable is connected to the CH8-R. When the check passed normally, all LEDs of the ZERO8 are turned on. Pull out the cable from the CH8-R. KORG INC.
  • Page 18 QCI-5810 Page ZERO8 (X-5810) Check before Shipping Date 2007.4.25 2／14 Revised 5. SW & LED Check All LED light 1 Fig ４ 5-1. All LED light and individually light Fig.4 is displayed. Confirm that each LED light by the color of "all LED light 1" in the Table1.

  • Page 19: Touch Panel Check

    QCI-5810 Page ZERO8 (X-5810) Check before Shipping Date 2007.4.25 3／14 Revised 5-2. SW Check Ｆｉｇ 7 ＳＷ Check Fig.7 is displayed in the LCD. Operate the switches like Table 2. B:Blue R:Red Table2 SW Check O:Orange Switches which are checked.
  • Page 20 QCI-5810 Page ZERO8 (X-5810) Check before Shipping Date 2007.4.25 4／14 Revised Fig １２ Encoder 1 start 8. 1-8 Rotary Encoder Check Set the pointer of the Encoder 1 knob to the reference position of bottom, push the Encoder knob and reset the count to "0"(Fig.12) 2.
  • Page 21 QCI-5810 Page ZERO8 (X-5810) Check before Shipping Date 2007.4.25 5／14 Revised Fig 16 9. A/D (volume) Check (ch.1-8) About the 1-8ch. each volume, do the check as the following order. Confirm that you can move the volumes smoothly. And confirm that the numeral is changes smoothly except the 11 clicks volume.
  • Page 22 ZERO4. Set the MASTER FADER of the D3200 to "0". Connect the ZERO8 and the D3200 like following. ZERO8 CH1 LINE L/MONO ― D3200 MASTER OUT L ZERO8 CH1 LINE R ― D3200 MASTER OUT R Check ・Confirm that the setting of ZERO8 is factory setting.
  • Page 23 Revised ・Confirmation of CD/LINE (RCA) INPUT Connect the ZERO8 and the D3200 like following. ZERO8 CH1 CD/LINE L/MONO - D3200 MASTER OUT L ZERO8 CH1 CD/LINE R - D3200 MASTER OUT R Set the CH1-8 INPUT SELECTORs to "CD/LINE". Press the PLAY switch of D3200. (Demo song starts.) Connect the headphones to ZERO8 MONITOR.
  • Page 24 8／14 Revised ・Confirmation of PHONO INPUT1,2,3 (RCA) Set all CH FADERs of ZERO8 to "0" position. Set all GAINs of ZERO8 to "-"(left end). Connect the ZERO8 and the D3200 like following. ZERO8 CH1 PHONO L - D3200 MASTER OUT L ZERO8 CH1 PHONO R - D3200 MASTER OUT R Set the MASTER FADER of the D3200 to "60".
  • Page 25 Same way as the PHONO1, confirm that the sound from PHONO3 can be heard by each channel. After finished CH8 of PHONO3, Confirm that all CH FADERs of ZERO8 are "0". Confirm that all GAINs of ZERO8 are "-"(left end). press the STOP switch of the D3200. Then the demo song stops.
  • Page 26 Confirm that the sound of the headphones becomes smaller. Set the CH1 module FADER to "0". Press the MIC GAIN (under the MIC1 TRS) of ZERO8 and set it to "HIGH". Set the CH2 module FADER to "10". Confirm that there is not noise and fragmentary sound from the headphones.
  • Page 27 2007.4.25 11／14 Revised Confirm that the MIC GAIN switch (under the MIC2 TRS) of ZERO8 is "HIGH". Set the CH1-8 INPUT SELECTORs to "MIC2". Set the CH1-8 GAIN to the center. Press the PLAY switch of D3200. (Demo song starts.) Set the CH1 module FADER to "10".
  • Page 28 ・Confirmation of GUITAR INPUT(TRS) *This check uses D3200, instead of a guitar. Connect the ZERO8 and the D3200 like following. If you have a guitar, please use it. ZERO8 GUITAR －D3200 MASTER L Set the MASTER FADER of the D3200 to "20".
  • Page 29 ZERO8 MASTER OUT L(XLR) - D3200 INPUT1 XLR terminal ZERO8 MASTER OUT R(XLR) - D3200 INPUT2 XLR terminal Set the CH1 INPUT SELECTOR of ZERO8 to "LINE ". Set the CH1 GAIN of ZERO8 to the center (12o'clock) CH1,2 key red LEDs turned ON.
  • Page 30 Connect the ZERO8 and D3200 like following. ZRO8 BOOTH OUT L(TRS) ― D3200 INPUT1 TRS ZERO8 BOOTH OUT R(TRS) ― D3200 INPUT2 TRS Input the sine-wave 440Hz 0dBu from the Audio analyzer (or oscillator). Set the CH1 module FADER to "10".
  • Page 31 Press the clickable pointer. After few seconds, a new song has been made. Clickable pointer Remember the name of this song. This new song is needed only one. After this please use this song for the check of ZERO4 or ZERO8. KORG INC.

  • Page 32: Input Selector

    QCI-5810 Page ZERO8 (X-5810) Check before Shipping Date 2007.4.25 Name Revised CH1-8 toggle SW (from left CH1．．．CH8) CH FADER (from left CH1．．．CH8) 1-8 Rotary Encoder INPUT SELECTOR (from left CH1．．．CH8) Headphones jack LEVEL(Headphones level adjust) MIC GAIN SWITCH PHANTOM SWITCH...

  • Page 33: System Update

    WindowsXP computer (HomeEdition or ProfessionalEdition) with Firewire terminal Firewire cable KORG System update utility "kmupdate.exe" (software) System file(*.vsb file) *When system update KORG Firewire Audio/MIDI driver is needed for the WindowsPC (for the details see owner's manual.) [1.2:ZERO4/ZERO8 process of the system update] In case ofZERO8...
  • Page 34 This time the 7segments LED changes from blinking to lighting. Turn the power off of ZERO4. [ZERO8] Connect ZERO8 and the WindowsPC by a Firewire cable. Pressing the "EXT1 CUE" and the "BANK C", turn the power on. Confirm that "SYS.U" is displayed in the LCD.
  • Page 35 1_1 " New hardware device detected" is displayed, select "No, this time not connect". 1_2 Dialog of "not passed the compatibility to Windows logo test" is displayed, click the "continue". Double click the KORG DM1500 Updater("DM1500UpdDaterSetup[e].exe"), and do the install. Do the install until the dialog of the install completed is displayed.
  • Page 36 Click the"Preference" button and the setting screen is appears.(Fig13). Check in the "Skip Slave Device Check", then click "OK". Connect the WindowsPC and ZERO4/ZERO8 (Fig14). After detected ZERO4/8, "Fig15" is displayed, then click the "Start" button. Click the "OK" button (Fig16).
  • Page 37 Fig12 Fig13 Fig15 Fig14 Fig17 Fig16 Fig18...
  • Page 38 KORG ZERO8 Parts List Part No. Category Part Name Note 510300510506 TRANSISTOR 2SA1648-Z-E1-AZ KLM-2708 510300511005 DIGITAL TR DTC114EUA T106 (S) KLM-2708 510300513001 TRANSISTOR MMBTSA1505YLT1 KLM-2708 510306510501 FET SI2333DS-T1-E3 (S) KLM-2708 510310511501 DIODE 1SR154-400 TE25 (PMDS) (S) KLM-2708 510310511512 SCHOTTKY DIODE...
  • Page 39 Part No. Category Part Name Note 510450524502 PHONE JACK LJ-0695 (PHONE JACK P:9MM) KLM-2709/10/11/15/22/25 510450524503 XLR JACK LX-1602-3 (XLR JACK) KLM-2709/10/11/15/22/25 510474520005 CONNECTOR B3B-PH-K-S (D) KLM-2709/10/11/15/22/25 510474520010 CONNECTOR JS-1125-04 (B4B-PH-K-S) (D) KLM-2709/10/11/15/22/25 510474522005 CONNECTOR 302AE-10PGAS003 KLM-2709/10/11/15/22/25 510470522518 HARNESS* HNS-3689 KLM-2709(CN21A)/KLM-2711(CN21B) KLM-2709/10/11/15/22/25 510470522519 HARNESS* HNS-3690 KLM-2709(CN23A)/KLM-2725(CN23B)
  • Page 40 Part No. Category Part Name Note 510335510008 CRYSTAL HC-49US 24.576MHZ SMD (SS) KLM-2778 510400510001 PULSE TRANS XF5756-ER9 192KHZ KLM-2778 510402511010 COMMON MODE FILTER DLP31DN201ML4L KLM-2778 510402523001 FERRITE BEAD MMZ1608Y102BT KLM-2778 510402523002 FERRITE BEAD MPZ1608S300A KLM-2778 510402511011 EMI/EMC PART BLM18PG121SN1D KLM-2778 510450520023 RCA PIN JACK RCA-107BG-02 KLM-2778...
  • Page 41 Part No. Category Part Name Note 500575020500 Mechanical Part LED HOLDER LF5-9.2 500500037000 Mechanical Part CASE LEG 510802500526 Mechanical Part X-5800 CIR BUTTON SHADE F41365 510802500532 Mechanical Part X-5810 SW SHADE KOC-F41379 510802500524 Mechanical Part X-5800 HIMELON TAPE KOC-F41363 Notice: Harness*: Part names of harness are only "HNS-XXXX". Descriptions are for repairing.
  • Page 42 ZERO8 Factory Setting before shipping PANEL Center Free Center Bottom ↑ Same as Ch1, set from Ch2 to Ch8. REAR GAIN:HIGH +48V:OFF...