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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！！
' X8 K: h% l, i2 R1 jPrinted wiring board assemblies (category ZPVI2)' O9 P, h$ c/ G& E
Overview2 q& z7 {" \: b& F
This program provides traceability for printed wiring board
) \7 C! c+ {9 K2 a( Y4 @assemblies. It covers materials and components of assembled
- V6 m( h/ J& |9 y) B% c7 tprinted wiring boards, including a board itself, when these can only
! C* G: X1 y- L5 W2 k9 |be identified at a board assembly location. This program is used9 H% g0 F$ q# ~& R) c! U \
when printed wiring boards are assembled remotely from an endproduct. I. ^" m3 L# h _( R% z1 h5 M
manufacturing location and traceability of a board or its
1 N# V( E3 O8 J( ncomponents is a concern. It is intended to address traceability of a
6 ]2 R& Z/ k, N2 zUL Recognized board and/or components only. All other aspects of
1 W6 t7 g) a2 {3 p" W0 @design, spacings, etc., are evaluated as part of the UL investigation
. ]+ ^' M+ ?4 Yof end-use products.Method of traceability
9 [7 ?1 E4 z" xAn assembler is required to keep records to trace the identity of all3 s/ X5 O9 l$ U h, ]) ^/ |
materials and components from receipt through storage, inventory,
) r, w% Z" ~ qwithdrawal, assembly, packaging and shipping. Printed wiring G; w/ C% h5 Q
assemblies covered under the category ZPVI2 are identified by an$ R- j0 ~5 _" s/ X4 _5 f6 M
assembler’s name and UL code designation on a part, shipping
+ L$ U k5 C% n& N. @container or included specification sheet. Relevant material and
+ o1 o( r& r% m% D( _& x+ fcomponent manufacturer name and type designations are marked
" v8 n- \0 i7 b. V1 x9 \on a part, shipping container or accompanying documentation. In f9 e! p3 M, U+ D+ U% \: U# `, r
addition, assemblies covered under this program will also bear the- A0 y, x! r U$ ^
UL Recognized Component Mark. |
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发表于 2009-11-19 09:24
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