Nexo NX242, Service Manual

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Excem
12, chemin des Hauts de Clairefontaine
78580 MAULE FRANCE
http://www.excem.fr mailto:info@excem.fr
tel: 01 34 75 13 65 fax: 01 34 75 13 66
tel int: +33134751365 fax int: +33134751366 Client :
Fichier :
Auteur :
Numéro de dessin :
Date :
Feuille :
/
2 19
NEXO
NX242rev2_0-S10.sch
0409230102
6-Oct-2004
Page :
Frédéric Broydé
NX242 TDcontroller (revision 1)
Mains2
Mains1
+22V out
-22V out
LV out
Switching Power Supply
NX242rev2_0-S25.sch
Input +
Input -
CMout
Out+
OutRef
+22V in
+18V in
-18V in
-22V in
+15V in
-15V in
Gain EN
Gain A0
Gain A1
Gain A2
Analog Front End Left
NX242rev2_0-S12.sch
MainIn[1..6]
MainIn[1..6]
MainIn1
Mains1
Mains2
MainIn2
MainIn3
+22V
-22V
Input +
Input -
CMout
Out+
OutRef
+22V in
+18V in
-18V in
-22V in
Gain EN
Gain A0
Gain A1
Gain A2
Analog Front End Right
NX242rev2_0-S13.sch
MainIn5
MainIn6
MainIn4
+22V
+18V
-18V
-22V
InLeft-
InRight-
+15V in
-15V in
+5VA in
+5VD in
/RST
MCLK
SCLK
LRCK
SDATA
DFS
Main Input Converter
NX242rev2_0-S14.sch
+15V
-15V
+5VA
+5VD
DigIO[1..32]
+5VA
+5VA
DigIO1
DigIO2
DigIO3
DigIO4
DigIO5
DigIO6
DigIO7
DigIO8
DigIO15
DigIO14
DigIO11
SenIn[1..8]
Sin1+
+5VD in
LRCK
/RST
SDATA
LRCKx2
Sin1-
Sin2+
Sin2-
Sin3+
Sin3-
Sin4+
Sin4-
MCLK
SCLK
Sense Input Converter
NX242rev2_0-S15.sch
+5VD
DigIO13
DigIO12
SenIn1
SenIn2
SenIn3
SenIn4
SenIn5
SenIn6
SenIn7
SenIn8
Out1+
Out1Ref
MUTE
DFS
+15V in
-15V in
+5VA in
+5VD in
/RST
MCLK
BICK
LRCK
SDATA1
SDATA2
Out2+
Out2Ref
Out3+
Out3Ref
Out4+
Out4Ref
Output Converter
NX242rev2_0-S16.sch
+15V
-15V
+5VA
+5VD
DigIO8
DigIO14
DigIO15
DigIO11
DigIO16
DigIO17
DigIO18
DigIO19
Input+
Input-
Out+
Out-
+18V in
-18V in Gain EN
Gain A0
Gain A1
Gain A2
+15V in
-15V in
Analog Output1
NX242rev2_0-S17.sch
+18V
-18V
Input+
Input-
Out+
Out-
+18V in
-18V in
Gain EN
Gain A0
Gain A1
Gain A2
Analog Output2
NX242rev2_0-S18.sch
+18V
-18V
Input+
Input-
Out+
Out-
+18V in
-18V in Gain EN
Gain A0
Gain A1
Gain A2
-15V in
+15V in
Analog Output3
NX242rev2_0-S19.sch
+18V
-18V
Input+
Input-
Out+
Out-
+18V in
-18V in
Gain EN
Gain A0
Gain A1
Gain A2
Analog Output4
NX242rev2_0-S20.sch
+18V
-18V
+22V
+18V
-18V
-22V
+15V
-15V
+5VA
+5VA
+5VA
+5VA
DigIO20
DigIO21
DigIO22
DigIO23
DigIO24
DigIO25
DigIO26
DigIO27
DigIO28
DigIO29
DigIO30
DigIO31
AnalOut[1..8]
AnalOut[1..8]
AnalOut1
AnalOut2
AnalOut3
AnalOut4
AnalOut5
AnalOut6
AnalOut7
AnalOut8
-22V
+22V
-22V
+22V
SenIn[1..8]
+5VD
+3.3V
+5VD
+3.3V
DigIO[1..32]
-22V in
+22V in
LV in
+18V out
-18V out
+5VA out
+5VD out
+3.3V out
+15V out
-15V out
Linear Post Regulators
NX242rev2_0-S26.sch
+5VA
+18V
-18V
+5VD
+3.3V
+15V
-15V
+22V
-22V
RL1001
Omron G5V-2
RL1002
Omron G5V-2
C1001
10N
R1001
1.8K
D1001
PRLL4002
Q1001
PZT2907A
+5VD
R1002
1.2K
+18V
+18V
-18V
-18V
+15V
+15V
-15V
-15V
DigIO32
DigIO9
DigIO10