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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！！) K$ F& Z; N0 O4 t. k; h7 ?2 B5 I
Printed wiring board assemblies (category ZPVI2)4 a# s. p7 z* ^5 n' B; B5 v9 T
Overview
- D" c2 f7 \4 }) \, i! lThis program provides traceability for printed wiring board3 ~) D- D! h- J3 \# r
assemblies. It covers materials and components of assembled
, h w! f$ Q) Eprinted wiring boards, including a board itself, when these can only7 I' I' g5 k: X$ A9 F: Q9 B
be identified at a board assembly location. This program is used! Y0 K) p- B& u8 i* i8 z5 |
when printed wiring boards are assembled remotely from an endproduct* t$ X% j m# L; m7 f2 G8 H
manufacturing location and traceability of a board or its0 @$ ?. H0 V# l2 Q& l( H
components is a concern. It is intended to address traceability of a! a2 R* \+ G* u/ J$ X
UL Recognized board and/or components only. All other aspects of$ e, q' ^: {4 ~/ [7 U1 r4 s
design, spacings, etc., are evaluated as part of the UL investigation
. X. M" \: e/ B3 k- u, y& L Jof end-use products.Method of traceability
" K4 p; s9 A" `+ t% {3 i6 ZAn assembler is required to keep records to trace the identity of all- e4 v( C$ z x; S+ h' A
materials and components from receipt through storage, inventory,; C4 c& [$ y; ]" P) S
withdrawal, assembly, packaging and shipping. Printed wiring) m- t0 w ]8 }+ U" G
assemblies covered under the category ZPVI2 are identified by an
* Z$ a: M5 H' @& j! D9 Jassembler’s name and UL code designation on a part, shipping9 A4 k8 j& x" w) W$ w' w
container or included specification sheet. Relevant material and p4 m9 O3 M* r# o" T5 c
component manufacturer name and type designations are marked
6 I' b7 ~2 v4 Jon a part, shipping container or accompanying documentation. In
" a l# S+ k- ^& O( o$ c* Gaddition, assemblies covered under this program will also bear the
# W6 j. ~) [& ?% ^/ j- A \+ w0 v0 gUL Recognized Component Mark. |
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发表于 2009-11-19 09:24
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