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我手头没原文件，只有UL审厂文件有如下描述，它包含整个主板（即PCB加在之上的元件），对于那原始文件，在UL网站应该能找到！！4 ]! Q9 m3 F9 ]4 Z5 Z* t0 R: Z6 W
Printed wiring board assemblies (category ZPVI2)
5 U4 n' I1 c7 R( L hOverview3 z7 U C2 a) {9 G ]
This program provides traceability for printed wiring board8 ~) G2 V. U( J* w8 g1 d/ j
assemblies. It covers materials and components of assembled
* p* s! ], p# N% g+ B: k. }; oprinted wiring boards, including a board itself, when these can only
% _1 L0 Y/ k2 t A: |be identified at a board assembly location. This program is used5 }3 s. F0 Y$ w L. @
when printed wiring boards are assembled remotely from an endproduct/ {2 V$ I! y1 l+ P6 M. o
manufacturing location and traceability of a board or its
3 U9 M4 {$ K% f0 e3 Qcomponents is a concern. It is intended to address traceability of a& H9 e$ U D+ P# O
UL Recognized board and/or components only. All other aspects of8 Q* w8 [+ U# Y, i
design, spacings, etc., are evaluated as part of the UL investigation' U( G) \* C, ?
of end-use products.Method of traceability
* E) X _( b: ~% }An assembler is required to keep records to trace the identity of all
- N9 L7 `$ i" N; C3 c$ dmaterials and components from receipt through storage, inventory,3 b, g. L5 m' _3 o
withdrawal, assembly, packaging and shipping. Printed wiring
$ t' W- F) ~2 W9 z3 e' Nassemblies covered under the category ZPVI2 are identified by an( B' e9 p3 N# L
assembler’s name and UL code designation on a part, shipping$ o" `, s# r- X( \( c% g
container or included specification sheet. Relevant material and$ A, O7 n* l$ H4 Q8 V% ?% s
component manufacturer name and type designations are marked4 m- }' h1 Q; z3 z3 S S% v( [
on a part, shipping container or accompanying documentation. In
2 k. s: |4 {9 }7 X+ ]6 M+ |addition, assemblies covered under this program will also bear the
2 _4 V; E. I3 B" e( uUL Recognized Component Mark. |
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发表于 2009-11-19 09:24
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