SERVICE MANUAL - Nexo

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NXAMP4x4QPONMLKJIHGFEDCBA■ CIRCUIT DIAGRAM 4/15 (CONTROL 4/6)12345678910Note:11XX : Not installed See parts list for details of circuit board component parts.1228CC1-2001022127-40 112
QPONMLKJIHGFEDCBANXAMP4x4■ CIRCUIT DIAGRAM 5/15 (CONTROL 5/6)123InstalledNot installed4567891011Note:XX : Not installed See parts list for details of circuit board component parts.28CC1-2001022127-50 31213
Page 1 and 2:
SERVICE MANUAL■ CONTENTS PANEL LA
Page 3 and 4:
NXAMP4x4■ PANEL LAYOUT • Front
Page 5 and 6:
NXAMP4x4■ SERVICE PRECAUTIONS Saf
Page 7 and 8:
NXAMP4x4■ OVERALL ASSEMBLY WIRING
Page 9 and 10:
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
Page 19 and 20:
NXAMP4x4o) Fasten the wires (WK0208
Page 21 and 22:
NXAMP4x48. Color of the connectors
Page 23 and 24:
NXAMP4x412. Confirmation of Switch
Page 25 and 26:
NXAMP4x4■ DISASSEMBLY PROCEDURES
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NXAMP4x43. PSANHA Circuit Board(Tim
Page 29 and 30:
NXAMP4x45. PSANHB Circuit Board(Tim
Page 31 and 32:
NXAMP4x48. Upper left (CH1) PA unit
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NXAMP4x412. Front Panel Assembly(Ti
Page 35 and 36:
NXAMP4x416. Lower left DC Fan(Time
Page 37 and 38:
■ LSI PIN DESCRIPTION NXAMP4x4
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NXAMP4x4CS4272-CZZR (X8487A0)CODECC
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NXAMP4x4NJU7630-M (X8682A0)Regulato
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NXAMP4x4SN74LVC157APWR (X6786A0)Dat
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NXAMP4x4• INANH Circuit Boardto C
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NXAMP4x4• CONTROL Circuit BoardAA
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NXAMP4x4• CONTROL Circuit BoardBP
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NXAMP4x4• OUTANH Circuit BoardPat
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NXAMP4x4• PN-AN Circuit BoardAEnc
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NXAMP4x4• PN-AN Circuit BoardBPat
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NXAMP4x4• PAANH Circuit BoardAA't
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NXAMP4x4• PSANHA, PSANHB Circuit
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NXAMP4x4• PSANHA, PSANHB Circuit
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NXAMP4x4• NX-DFLT Circuit BoardEx
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NXAMP4x43. Operation3-1. Entry of t
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NXAMP4x4Switch the GPI jig to the G
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NXAMP4x44-15. ANALOG testPress the
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NXAMP4x4■ 71
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NXAMP4x4 73
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NXAMP4x4 7
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NXAMP4x4
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NXAMP4x41-5. Other0 dBu is defined
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NXAMP4x44-7. Channel separation1) G
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NXAMP4x4■
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NXAMP4x4
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NXAMP4x4
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NXAMP4x45) Click the [Create] butto
Page 91 and 92: NXAMP4x4 91
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
Page 139 and 140: QPONMLKJIHGFEDCBANXAMP4x4■ CIRCUI
Page 141: QPONMLKJIHGFEDCBANXAMP4x4■ CIRCUI
Page 145 and 146: HGFEDCBANXAMP4x4■ CIRCUIT DIAGRAM
Page 147 and 148: QPONMLKJIHGFEDCBANXAMP4x4■ CIRCUI
Page 149 and 150: LKJIHGFEDCBANXAMP4x4■ CIRCUIT DIA
Page 151 and 152: LKJIHGFEDCBANXAMP4x4■ CIRCUIT DIA
Page 153: QPONMLKJIHGFEDCBANXAMP4x4■ CIRCUI
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SERVICE MANUAL - Nexo

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