Zoom G1X Service Manual
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Zoom G1X Service Manual

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  • Page 2: Table Of Contents

    Contents Specifications…………………………………………………………………………………………3 Function Test …………………………………………………………………………………………4 Back Up User’s Data …………………………………………………………………………………9 Recovering the Factory Default …………………………………………………………………….11 Special function start up ……………………………………………………………………………12 Circuit Check Specifications ………………………………………………………………………15 PCB Parts Layout and Pattern ……………………………………………………………………16 Circuit Diagram …………………………………………………………………………………… 17 Exploded view ………………………………………………………………………………………20 Parts List ……………………………………………………………………………………………22 Spare Parts Order List ………………………………………………………………………………28 Spare Parts Order Sheet ……………………………………………………………………………30 Supplement: Identification of main PCB ………………………………………………………………31...

  • Page 3: Specifications

    Line +3 dBm (output load impedance of 10 kilohms or more) Phones 20mW + 20mW (into 32ohms load) Power requirements AC adapter 9 V DC, 300 mA (center minus plug) (ZOOM AD-0006) Batteries Four IEC R6 (size AA) batteries, approx. 12 hours continuous operation (alkaline batteries)

  • Page 4: Function Test

    Function Test Starting in “Test mode” 1) Start up the G1X in the following ways using the AC adaptor AD-0006. a) Connect AC adaptor holding the [BANK UP・TAP] key (SW1) and [RHYTHM] key (SW2). b) Connect AC adaptor when Ground and the test point TP1.
  • Page 5 Inspection judgment standard of 16 click setting. ⑩ ⑨ ⑪ ①③⑤～⑮⑰⑲ ⑧ ※A value changes in ⑫ a range of arrow ⑦ ⑬ ②④⑯⑱ ⑥ ※It is NG that a ⑭ value changes in a click. 0->1、2->1 ④ ⑯ ⑤ ⑮...
  • Page 6 6. PEDAL ASSIGN check Press the PEDAL ASSIGN key, and make sure that the 7segment LED is displayed [SL]. And make sure that the PEDAL ASSIGN LED turns on in the order of “VOL ->WAH -> DRY ->MOD ->DLY ->REV -> turns off”, whenever the key is pressed. 7.
  • Page 7 11. Restoring Factory Defaults 1) Power on in normal mode. If 7segment LED doesn't blink “AL", power on pressing the "STORE" key. Note) If someone make the operation below, after that 7segment LED never show "AL" 2) Make sure that display blinks “AL” 3) Press [STORE] key (SW3) and display indicates “ok”.
  • Page 8 Make sure that the 7 segment LED indication returns to the previous state. 15. Stability Put the G1X on a surface plate, and push it diagonally. Make sure that there is no remarkable space (less than ±0.3 mm is acceptable).

  • Page 9: Back Up User's Data

    Back Up User’s Data If necessary, back up the user’s effect patch data to avoid an accidental erasing. Required · User’s G１X as a transmitter (hereinafter referred to as “the transmitter”) · Another G１X as a receiver (hereinafter referred to as “the receiver”) ·...
  • Page 10 6. Press the [BANK UP・TAP] key (SW1) of the receiver, and make sure that the 7 segment LED lit “rx”. The receiver is ready to receive the data. 7. Press the [Rhythm] key (SW2) of the transmitter and make sure that the 7 segment LED lit “tx”.

  • Page 11: Recovering The Factory Default

    Recovering the Factory Default In the factory default condition, the patches of the user area (A0-d9) contain the same settings as the patches of the preset area (00-39). Even after overwriting the user patches, their original content can be restored in a single operation (“All Initialize”...

  • Page 12: Special Function Start Up

    1. Special function and how to start up There are some methods to start up the G1X for service. up the G1X in the following ways using the AC adaptor AD-0006 or All special functions start connecting the plug into INPUT connector (J2) when set the battery.
  • Page 13 Make sure “ok” appears on the 7 segment LED. 6) Make sure that the following indications appear on the 7 segment LED. When the 7 segment LED is correctly displayed, Restart the G1X by press the [BANK UP・TAP] key (SW1).
  • Page 14 Serial No. 022151 – Make sure “12” appears on the 7 segment LED. 3) Restart the G1X by press the FOOT SWITCH [^] (SW5) or [v] (SW4) again. ● Revision The 7 segment LED is displayed system revision of the G1.

  • Page 15: Circuit Check Specifications

    Circuit Check Specifications Items Specifications Inputs Conditions/notes Display and Indicator Keys pressed in "Test mode" Current consumption 125mA±20mA Short Immediately after Test mode starts All LEDs are lit. All lit None (Start up) Power supply voltage 3.3VA 3.3V±0.15V Short Immediately after Test mode starts All LEDs are lit. All lit None(Start up) +3.3VD...

  • Page 16: Pcb Parts Layout And Pattern

    PCB Parts Layout and Pattern PCB-0180, PCB-0181 Top Layer Bottom Layer...

  • Page 17: Circuit Diagram

    /RESET ICE/ROM-WRITER TP11 /RESET ENCA ENCB TP45 CPUD[0..7] 2.2k 2.2k COMMON CPUD[0..7] 192FS TP40 192FS FLMD0 FLMD0 PCB 1 MAIN PCB F-11EN7H20M+C L15Fx7(0) PCB-0180 120x92 mm FR-4 0.027u 0.039u G1X CIRCUIT DIAGRAM MAIN PCB(PCB-0180, PCB-0181) CPU Circuit - 17 -...
  • Page 18 BLM18AG102S IC9E DSP_SDCLK 74HCU04 open-r + C82 +3.3VD 74HCU04 74HCU04 DSP_BE0 10u/16V TP38 DSP_BE1 -5VA -5VA TP39 192FS DSP_SDCKE open-l 192FS IC9F 1SS133 1SS133 74HCU04 0.1u HC-49 1SS133 18.432MHz open-l G1X CIRCUIT DIAGRAM MAIN PCB(PCB-0180) DSP Circuit - 18 -...
  • Page 19 KTA1001 22uH R312 C305 R313 R309 IC301 220p 100k-F +3.3LEDV VOUT + C306 open-r D301 470u/16V open-cp C304 2200p ON/OFF + C303 R311 R310 XC6365B103MR R314 RB160L-40TE25 2.2k 390k-F 10u/16V G1X CIRCUIT DIAGRAM MAIN PCB(PCB-0180) Analog Circuit - 19 -...

  • Page 20: Exploded View

    Serial No. 000001 - 022150...
  • Page 21 Serial No. 022151 - - 21 -...

  • Page 22: Parts List

    Parts List *Serial No. 000001 - 022150 MAIN PCB Partslist PCB-0180 No. NAME SUB SPECIFICATIONS DESCRIPTION REFERENCE No. Q'ty UPD78F0537GB(T)-UEU-A LQFP-64pin 10x10 UPD78F0537GB(T)-601-UEU-A LQFP-64pin 10x10 ZFX-3 LQFP-176pin 0.5-26X26 SDRAM P2V16S406TP-6G TSOP-50pin SDRAM IS42S16100C１-７TL TSOP-50pin SDRAM RMS116T(LF)-7A TSOP-50pin SDRAM EM636165TS-7G TSOP-50pin AD/DA WM8734SEFL/R QFN-28pin 5x5...
  • Page 23 42 Chip Capacitor GRM188B11A105KA61D (1.0u-K B) 1608(0603) C6 C77 C78 C79 C2 C13 C35 C36 C37 43 Chip Capacitor open-c 1608(0603) C42 C50 C59 C61 C70 C84 C85 44 Film Capacitor 1500p-K 100V (50V) Radial Pitch=5mm 45 Resistor 18-J 2W Lead-form : Floated type pitch=15mm R2 R20 R57 R87 R88 46 Chip Resistor...
  • Page 24 G1X JAN Bar-Code Label Z8F-0093-A4 for 120GL G1X JAN Bar-Code Label Z8F-0093-A4 for 220BX G1X JAN Bar-Code Label Z8F-0093-A4 for 240UK G1X USA Bar-Code Label for Gift Box G1X USA Bar-Code Label for Carton Box FCC Label Z2I-0729 Aluminum label Destination Label...
  • Page 25 Parts List *Serial No. 022151 - MAIN PCB Partslist PCB-0180 No. NAME SUB SPECIFICATIONS DESCRIPTION REFERENCE No. Q'ty UPD78F0537GB(T)-UEU-A LQFP-64pin 10x10 UPD78F0537GB(T)-601-UEU-A LQFP-64pin 10x10 ZFX-3 LQFP-176pin 0.5-26X26 SDRAM P2V16S406TP-6G TSOP-50pin SDRAM IS42S16100C１-７TL TSOP-50pin SDRAM RMS116T(LF)-7A TSOP-50pin SDRAM EM636165TS-7G TSOP-50pin AD/DA WM8734SEFL/R QFN-28pin 5x5 LOGIC IC...
  • Page 26 42 Chip Capacitor GRM188B11A105KA61D (1.0u-K B) 1608(0603) C6 C77 C78 C79 C2 C13 C35 C36 C37 43 Chip Capacitor open-c 1608(0603) C42 C50 C59 C61 C70 C84 C85 44 Film Capacitor 1500p-K 100V (50V) Radial Pitch=5mm 45 Resistor 18-J 2W Lead-form : Floated type pitch=15mm R2 R20 R57 R87 R88 46 Chip Resistor...
  • Page 27 G1X JAN Bar-Code Label Z8F-0093-A4 for 120GL G1X JAN Bar-Code Label Z8F-0093-A4 for 220BX G1X JAN Bar-Code Label Z8F-0093-A4 for 240UK G1X USA Bar-Code Label for Gift Box G1X USA Bar-Code Label for Carton Box FCC Label Z2I-0729 Aluminum label Destination Label...

  • Page 28: Spare Parts Order List

    Spare Parts Order List The parts with ''*'' are available from G1X G2Series=G2, G2.1u, B2, B2.1u, A2, A2.1u CODE No. PART NAME SPECIFICATIONS DESCRIPTION Q'TY PRICE (Japanese yen) PCB ASSEMBLY SP40175 G1X Main PCB assy PCB-0180, PCB-0181 FR-4 2layer,138.2mm x 92mm (PCB-0180, include PCB-0181)
  • Page 29 FCC Label Z2I-0729 G7.1ut, G9.2tt, G1, B1, G2Series,GFX-1,GFX-3,MRT-3B,MRS-4B CARD, SHEET SP00984 Warranty Card US Z2I-0730 G1, B1 SP02378 G1/G1X Patch List Sheet Z2I-0725 SP02406 G1X Logo Label for Unit Z2E-0220 SP02380 G1/G1X Display signal chart sheet Z2I-0726 - 29 -...

  • Page 30: Spare Parts Order Sheet

    To: ZOOM Corp. Overseas Sales Group page of Parts Order Sheet Code No. Product name Parts name Specifications Unit price ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥...

  • Page 31: Supplement: Identification Of Main Pcb

    Supplement: Identification of main PCB Main PCB is common use for other production. Therefore, this main PCB has check box to identify which production will be used for. See below figure, it shows check box location on the main PCB. Bottom Layer Check box on the main PCB - 31 -...

  • Page 32: Supplement: The Major Difference Between Before No.022150 And After No.022151

    Supplement : The major difference between before No.022150 and after No.022151 before No.022150 after No.022151 Page Contents Item Function test 5.Product number "87" or "11" "d2" Special start up Version Special start up Revision Exploded view 20, 21 No.37 Refrect rubber Optical interception cover Partslist 24, 27...
  • Page 33 G1X Service Manual Change History Date Page Change 22 Jun 2007 28-29 Complete price list...

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