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This product uses Lead Free solder.
This product complies with the
RoHS
directive for the European market.
SERVICE MANUAL
© 2011-1 PRINTED IN JA PAN
B51-8951-00 (N) 469
NX-900
800MHz DIGITAL TRANSCEIVER
GENERAL .....................................................2
SYSTEM SET-UP .........................................4
REALIGNMENT ...........................................5
INSTALLATION ............................................7
DISASSEMBLY FOR REPAIR ....................14
CIRCUIT DESCRIPTION ............................17
COMPONENTS DESCRIPTION .................23
PARTS LIST ...............................................26
EXPLODED VIEW ......................................39
PACKING ....................................................40
TROUBLE SHOOTING ..............................41
ADJUSTMENT ..........................................44
TERMINAL FUNCTION .............................66
PC BOARD
DISPLAY UNIT (X54-3680-10) ...............76
TX-RX UNIT (X57-8060-10) (A/2) .........78
TX-RX UNIT (X57-8060-10) (B/2) .........82
INTERCONNECTION DIAGRAM ..............83
SCHEMATIC DIAGRAM ............................84
LEVEL DIAGRAM ....................................100
BLOCK DIAGRAM ...................................102
SPECIFICATIONS ....................................107
CONTENTS
Metallic cabinet
(A01-2194-11)
Modular jack
(E58-0522-05)
RF coaxial receptacle (N)
(E04-0170-15)
Packing (Phone jack)
(G53-1616-03)
Packing (D-sub outer)
(G53-1626-03))
DC cord (Pig tail)
(E30-7520-25)
Panel assy
(A62-1162-12)
Key top
(K29-9401-03)
Summary of Contents for NEXEDGE NX-900
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