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Roland JD-XA, Service Notes

The Roland JD-XA is a powerful synthesizer offering a combination of analog and digital sound capabilities. For those in need of service notes or a user manual, you can easily download them for free at manualshive.com. Unlock the full potential of your JD-XA with these essential resources.

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19

Jul. 2015

JD-XA

fig.WIRING-BLOCK.eps@R

A

N

ALOG JACKBOARD

A

N

ALOG DRY

OUT JK7

MAI

N

OUT L

JK3

MAI

N

OUT R

JK4

PHO

N

SE OUT

JK6

CLICK OUT

JK5

MIC I

N

JK2

VR1

SHIFT RESISTOR x4

TC74VHC9595FK

IC45/53/54/55

MPX x8

TC74VHC4051AFK
IC44/46/47/48/49

/50/51/52

A

N

ALOG

SY

N

TH

CIRCIT x4

SHIFT RESISTOR x12

TC74VHC9595FK

IC300/301/302/304/305/306

/308/309/310/312/313/314

No.

Part Code

Part Name

Description

Q’ty

1

04569890

WIRING

CA ASSY 26WAY 400MM W/2 HX2

1

2

5100045471

WIRING

1061#28 4X100-PHR-PHR-F

1

3

5100046507

FLAT CABLE

SML2CD-24X360-BDX8(BL)-P1.0-S

1

4

5100046508

FLAT CABLE

SML2CD-22X550-BDX8(BL)-P1.0-S

1

5

5100046512

WIRING

1061#28 14X450-PHR-PHR-F

1

6

5100022474

FLAT CABLE

SML2CD-20X40-BDX8(BL)-P1.0

1

7

5100046509

FLAT CABLE

SML2CD-24X40-BDX8(BL)-P1.0-S4

1

8

5100046506

FLAT CABLE

SML2CD-38X40-BDX8(BL)-P1.0-S4

1

9

5100046511

WIRING

1061#28 8X40-PHR-PHR-F

1

10

5100046513

WIRING

1061#28 8X450-PHR-PHR-F

1

11

5100046504

FLAT CABLE

SML2CD-14X70-BDX8(BL)-P1.0-S4

4

12

5100043932

WIRING

1061#28 4X60-PHR-PHR-F

2

13

5100046505

FLAT CABLE

SML2CD-14X80-BDX8(BL)-P1.0-S4

1

14

5100046510

WIRING

1061#28 7X110-PHR-PHR-F

1

15

5100039038

WIRING

1061#28 3X80-PHR-PHR-F

1

Summary of Contents for JD-XA

Page 1: ...Panel R 6 Location of Controls Rear 7 Exploded View 8 Exploded View Parts List 9 Plain View 10 Exploded View Fig A 12 Exploded View Fig A Parts List 13 Plain View Fig A 1 14 Plain View Fig A 2 15 Dis...

Page 2: ...rcuit diagram NIU is an abbreviation for Not in Use and UnPop is an abbreviation for Unpopulated They both mean non mounted components The circuit board and circuit board diagram show silk screened in...

Page 3: ...ack Stereo 1 4 inch phone type MIC jack Combo type XLR 1 4 inch TRS phone balanced FOOT PEDAL jacks CTRL 1 CTRL 2 HOLD CV GATE OUTPUT jacks 2 systems Miniature phone type CV These jacks support OCT V...

Page 4: ...NOB MF BLK SLV 1 5100041025 ENCODER EC18AGA20402 1 5100036720 LED WW OR190TS J 6 9 5100042401 ZT R KNOB MF BLK SLV 1 5100041025 ENCODER EC18AGA20402 1 5100036720 LED WW OR190TS J 6 10 5100042401 ZT R...

Page 5: ...OR190TS J 6 18 5100019998 LED DKA13SR053G F5229831R0 3 19 5100036720 LED WW OR190TS J on WHEEL BOARD 8 No Part Code Part Name Description Q ty 23 20 21 22 No Part Code Part Name Description Q ty 20 5...

Page 6: ...ENCODER EC18AGA20402 1 5100036720 LED WW OR190TS J 7 5 5100042397 ZT S KEYTOP SD1H BLK CLR 16 02781634 TACT SWITCH SKRGAED010 16 5100036746 LED WW FCE50TC Q1 BTF 16 6 5100042396 ZT C KEYTOP SX1H BLK...

Page 7: ...2P2T 6SBP 1 4 02900312 DC JACK HEC0470 01 640 1 5 5100027106 CORD HOOK 40516 014 1 6 04459190 USB CONNECTOR A TYPE FEMALE YKF45 0033N 1 7 5100010665 USB CONNECTOR B TYPE FEMALE 2549A 04G2T 610 02001...

Page 8: ...8 Jul 2015 JD XA Exploded View fig Bunkaizu eps 5 1 8 3 2 4 10 7 6 9 a g f a b View 1 Refer to Fig A View 3 View 2 V i e w 1 11 12 5...

Page 9: ...ENCODER1 BOARD Refer to Exploded View Fig A p 12 1 ENCODER2 BOARD Refer to Exploded View Fig A p 12 1 ENCODER3 BOARD Refer to Exploded View Fig A p 12 1 6 5100037825 G S BUTTON BLK 710 12058 15 00 1...

Page 10: ...Q ty 12 40122812 ACETATE TAPE NITTO 5 BLACK W15MM 30M a 40011312 SCREW 3X8 BINDING TAPTITE P FE BZC 27 b 40011334 SCREW 3X12 BINDING TAPTITE P FE BZC 2 No Part Code Part Name Description Q ty b 400113...

Page 11: ...11 Jul 2015 JD XA...

Page 12: ...XA Exploded View Fig A fig Bunkaizu A eps View 7 View 8 7 7 2 3 5 4 5 12 14 23 23 37 26 20 21 22 38 10 19 23 24 28 25 36 31 32 30 24 26 25 25 27 34 35 26 11 1 8 6 9 13 14 29 15 17 16 18 33 View 6 V i...

Page 13: ...18 MOD WHEEL ASSY 1 19 5100035565 BENDER PB H0301 BK 1 20 5100044220 LCD SHIELD SHEET 1 21 5100010674 DISPLAY CUSHION 1 22 5100041314 LCD 221 1162 2123 1 23 5100037792 R KNOB ESCUTCHEON CLR 28 24 510...

Page 14: ...nkaizu A H1 eps View 4 View 5 6 a a h View 4 View 5 View 6 No Part Code Part Name Description Q ty h 5100044863 SCREW 3X8 HEX SOCKET HEAD TAPTITE B BZC 10 No Part Code Part Name Description Q ty a 400...

Page 15: ...rt Name Description Q ty 40 40120967 COATING CLIP CS 3 1 a 40011312 SCREW 3X8 BINDING TAPTITE P FE BZC 8 c 5100038406 SCREW 2 6X6 BINDING TAPTITE P BZC 4 No Part Code Part Name Description Q ty 37 401...

Page 16: ...h other 4 Lift the Top Case from the rear side slightly 5 Disconnect the wiring x 1 and the flat cables x 2 6 Lift the rear side more and detach the Top Case carefully so that it does not hook the key...

Page 17: ...OR MSK 2 4 03786445 NATURAL KEY C FOR MSK 2 1 2 03786456 SHARP KEY FOR MSK 2 20 3 5100009931 KEY FELT MSK 2 HOOK T2 5X695X5 5 1 4 03456967 COILED SPRING MSK 1 NATURAL KEY 29 03456978 COILED SPRING MSK...

Page 18: ...JK6 CV OUT2 JK9 GATE OUT2 JK7 ESC2 IC1 ESC2 IC45 BENDER MSK 2 49Keys USB FUNC JK10 Effect RAM IC8 Work RAM IC51 DAC CS4398CZZR IC4 DAC x2 CS4398CZZR IC10 19 ADC AK5384VFP IC3 CODEC WM8778SEDS IC63 MID...

Page 19: ...PHR PHR F 1 3 5100046507 FLAT CABLE SML2CD 24X360 BDX8 BL P1 0 S 1 4 5100046508 FLAT CABLE SML2CD 22X550 BDX8 BL P1 0 S 1 5 5100046512 WIRING 1061 28 14X450 PHR PHR F 1 6 5100022474 FLAT CABLE SML2CD...

Page 20: ...00042392 PANEL SHEET C 1 5100042393 PANEL SHEET D 1 5100042394 BENDER PANEL SHEET 1 CHASSIS 5100042387 CENTER HOLDER 4 KNOB BUTTON 5100044852 J S KNOB M BLK RED 18 5100042398 ZT R KNOB SF BLK SLV 27 5...

Page 21: ...43932 WIRING 1061 28 4X60 PHR PHR F 2 5100046510 WIRING 1061 28 7X110 PHR PHR F 1 5100046511 WIRING 1061 28 8X40 PHR PHR F 1 5100046513 WIRING 1061 28 8X450 PHR PHR F 1 04569890 WIRING CA ASSY 26WAY 4...

Page 22: ...17VBL 1 5100000692 AC CORD SET 117V U 1 0M for 117VU 117VU CS 1 5100000564 AC CORD CCC 220V CN 452 04038 02 01 for 220VCN 1 5100039367 AC CORD SP021A IS037 220VK 2 5M 2P for 220VK 1 5100018086 AC CORD...

Page 23: ...ng the backed up user data to the USB MEMORY connector 2 Press MENU 3 Press or to select UTILITY then press Enter 4 Press or to select RESTORE then press Enter A screen for selecting the file to resto...

Page 24: ...tion to advance to the next test item Shift This forces execution to return to the previous test item Shift Menu The test item select screen appears Use or to select the test item then press Enter to...

Page 25: ...e is dark means that it lights up both red and green fig test 1 2 eps LEDs of the slide volume are at the top and bottom ends fig test 1 3 eps fig test 1 4 eps fig test 1 5 eps 3 Connect the USB memor...

Page 26: ...execution automatically advances to the next test item 5 ROTARY SW This verifies the rotary switch operation ROTARY SW 1 LFO 24 1 Turn the rotary switch of LFO counterclockwise Value on the screen de...

Page 27: ...rt Do not touch the pitch bend modulation lever Enabling this test item while the pitch bend modulation lever is at an angle causes the messages BEND ADJ ERR or MOD ADJ ERR to appear In this case re e...

Page 28: ...T L MONO jacks fig test 12 2 eps 5 Detach the oscilloscope 6 Connect the oscilloscope to the OUTPUT R jack and verify that signals like the ones shown below are output R Tip 2 kHz sine wave at 7 0 2 0...

Page 29: ...ENTER 1 Press ENTER 2 Using a tester verify that the voltages of the MIC INPUT connector are as follows Between pins 1 and 2 48 2V Between pins 1 and 3 48 2V fig test XLR eps 3 Press to advance to th...

Page 30: ...to the OUTPUT L MONO jack Tip and Ring and verify that sound is muted only when Enter is pressed 5 Connect the amp equipped monitor speaker to the ANALOG DRY jack and verify that sound is muted only...

Page 31: ...the OUTPUT L MONO jack connect a plug also to the OUTPUT R jack 24 Pop Noise Check This verifies the pop noise when power is turned on or off 1 Set each knob in the same way as 23 Residual Noise Chec...

Page 32: ...w wave of each oscillator A1 OSC1 Press ENTER 1 Connect the oscilloscope to the ANLALOG DRY jack 65 Hz C2 saw wave is output 2 Press or to change the degree of leaning of the saw wave and adjust so th...

Page 33: ...h 4 6 Press to advance to the next test item 4 VCF1 Check This verifies the circuit of VCF1 4 pole OTA Filter A1 VCF1 CUT Min Press ENTER 1 Verify that the frequency of the signal shown in the figure...

Page 34: ...test a 6 eps 2 Press Enter A screen like the one shown below is displayed A1 VCF3 CUT Min Press ENTER 3 Verify that no signal is output and then press Enter Execution advances to the check of the next...

Page 35: ...e output voltage to 5 0 01 V 9 Press Enter A screen like the one shown below is displayed CV1 0V Press ENTER 10 Verify that the output voltage is 0 0 01 V 11 Press Enter 12 For the CV OUT 2 jack carry...

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