SERVICE MANUAL - Nexo

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NXAMP4x4■ UPDATING THE FIRMWARE1. Preparation1-1. Downloading and installing the software for update1) Download http://www.st.com/stonline/products/support/micro/files/standalone_jtag.zip.2) Unpack the StandaloneJTAG_1_20.zip.3) Double click the StandaloneJTAG_1_20, and the following install screen appears. (Fig. 1)4) Click the [Finish] button to start installing the software forupdate.5) Click the [Next] and [Yes] buttons to finish installing.6) Restart the PC after completing the installation.1-2. ConnectionConnect the USB port of the PC to the connector CN005of the CONTROL circuit board with the USB-JTAG adaptor(RLINK-ST).Note:When you connect the USB-JTAG adaptor (RLINK-ST) forthe first time, the USB driver will be required. The USB driveris included in the downloaded file at previous step 1-1. Locateand install the driver.Fig. 1 Install screen2. Updating operation1) Turn on the power to this unit.2) Start up the installed JTAG Programmer.3) Select a new project from the project menu. The following “Create Project” screen appears. (Fig. 2)4) Input the Project Name, Device Family and Device Name as the followings.Project NameDevice FamilyDevice Name: an (any name may be used): uPSD3300: uPSD3354DV-40U6Fig. 2 Create Project screen88
NXAMP4x45) Click the [Create] button, and the following JTAG Programmer screen appears. (Fig. 3)6) Click the [Browse] button and select the desired object file.Check the [All] at Select region, and select Program/Verify at Select operation.Note:This operation is needed when you start up for the first time. Click the [Save] button of save or retrieve JTAG-ISP setup tosave the set up file so that this operation will not be required again.Fig. 3 JTAG Programmer screen7) Click the [HW Setup] button, and the following hardware setting screen appears. (Fig. 4)8) Select the RLink at Hardware selection.Note:This operation is needed when you start up for the first time. Click the [Save] button of save or retrieve JTAG-ISP setup tosave the set up file so that this operation will not be required again.Fig. 4 Hardware Setting screen9) Click the [Execute] button, and the following JTAG-ISP Operations screen appears. (Fig. 5)Fig. 5 JTAG-ISP Operations screen10) Click the [Yes] button to start updating the firmware.11) Restart the PC after the completion of the updating.89
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SERVICE MANUAL■ CONTENTS PANEL LA
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NXAMP4x4■ PANEL LAYOUT • Front
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NXAMP4x4■ SERVICE PRECAUTIONS Saf
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NXAMP4x4■ OVERALL ASSEMBLY WIRING
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NXAMP4x43. Wiring of the FANConnect
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NXAMP4x4d, e) Fix the wires to the
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NXAMP4x4CN401YELLOW Fig. 20 NOTE:
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NXAMP4x4b-3) Then fasten these wire
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NXAMP4x4At the stage as shown in Fi
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NXAMP4x4o) Fasten the wires (WK0208
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NXAMP4x48. Color of the connectors
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NXAMP4x412. Confirmation of Switch
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NXAMP4x4■ DISASSEMBLY PROCEDURES
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NXAMP4x43. PSANHA Circuit Board(Tim
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NXAMP4x45. PSANHB Circuit Board(Tim
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NXAMP4x48. Upper left (CH1) PA unit
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NXAMP4x412. Front Panel Assembly(Ti
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NXAMP4x416. Lower left DC Fan(Time
Page 37 and 38: ■ LSI PIN DESCRIPTION NXAMP4x4
Page 39 and 40: NXAMP4x4CS4272-CZZR (X8487A0)CODECC
Page 41 and 42: NXAMP4x4NJU7630-M (X8682A0)Regulato
Page 43 and 44: NXAMP4x4SN74LVC157APWR (X6786A0)Dat
Page 45 and 46: NXAMP4x4• INANH Circuit Boardto C
Page 47 and 48: NXAMP4x4• CONTROL Circuit BoardAA
Page 49 and 50: NXAMP4x4• CONTROL Circuit BoardBP
Page 51 and 52: NXAMP4x4• OUTANH Circuit BoardPat
Page 53 and 54: NXAMP4x4• PN-AN Circuit BoardAEnc
Page 55 and 56: NXAMP4x4• PN-AN Circuit BoardBPat
Page 57 and 58: NXAMP4x4• PAANH Circuit BoardAA't
Page 59 and 60: NXAMP4x4• PSANHA, PSANHB Circuit
Page 61 and 62: NXAMP4x4• PSANHA, PSANHB Circuit
Page 63 and 64: NXAMP4x4• NX-DFLT Circuit BoardEx
Page 65 and 66: NXAMP4x43. Operation3-1. Entry of t
Page 67 and 68: NXAMP4x4Switch the GPI jig to the G
Page 69 and 70: NXAMP4x44-15. ANALOG testPress the
Page 71 and 72: NXAMP4x4■ 71
Page 73 and 74: NXAMP4x4 73
Page 77 and 78: NXAMP4x4
Page 79 and 80: NXAMP4x41-5. Other0 dBu is defined
Page 81 and 82: NXAMP4x44-7. Channel separation1) G
Page 83 and 84: NXAMP4x4■
Page 85 and 86: NXAMP4x4
Page 87: NXAMP4x4
Page 93 and 94: NXAMP4x4■ OVERALL ASSEMBLY 1/2 8
Page 95 and 96: NXAMP4x4■ OVERALL ASSEMBLY 2/2 2
Page 97 and 98: NXAMP4x4REF NO. PART NO. DESCRIPTIO
Page 101 and 102: NXAMP4x4■ LOCATIONS OF HEAT SINK
Page 103 and 104: NXAMP4x4■ HEAT SINK UNIT L100 PS
Page 105 and 106: NXAMP4x4■ HEAT SINK UNIT L60 PSA
Page 107 and 108: NXAMP4x4■ HEAT SINK UNIT L50 PSA
Page 109 and 110: NXAMP4x4■ HEAT SINK UNIT MP-5 PA
Page 111 and 112: NXAMP4x4■ ELECTRICAL PARTS REF NO
Page 115 and 116: NXAMP4x4CONTROLREF NO. PART NO. DES
Page 123 and 124: NXAMP4x4PAANHREF NO. PART NO. DESCR
Page 131 and 132: NXAMP4x4CIRCUIT DIAGRAM■ CONTENTS
Page 133 and 134: KJIHGFEDCBANXAMP4x4■ WIRING DIAGR
Page 135 and 136: HGFEDCBANXAMP4x4■ BLOCK DIAGRAM 2
Page 137 and 138: HGFEDCBANXAMP4x4■ BLOCK DIAGRAM 4
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QPONMLKJIHGFEDCBANXAMP4x4■ CIRCUI
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HGFEDCBANXAMP4x4■ CIRCUIT DIAGRAM
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LKJIHGFEDCBANXAMP4x4■ CIRCUIT DIA
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LKJIHGFEDCBANXAMP4x4■ CIRCUIT DIA
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SERVICE MANUAL - Nexo

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