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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！！
' s; M/ T+ `7 b& I. _& q- L0 @Printed wiring board assemblies (category ZPVI2)6 |& R0 h6 f, x* V$ k$ W3 O7 D
Overview9 `% x! N- z# L& ~
This program provides traceability for printed wiring board
5 U7 M- q( Z1 Jassemblies. It covers materials and components of assembled# o4 S! ?7 T1 m, Z( _) V* N/ s6 e
printed wiring boards, including a board itself, when these can only7 [# ~, q, h0 h9 @5 x8 x
be identified at a board assembly location. This program is used
4 h j9 W( h$ K: @( I1 z1 Rwhen printed wiring boards are assembled remotely from an endproduct
/ S/ S# Z9 @$ U# t, H- ^3 s$ D; D! ^manufacturing location and traceability of a board or its
* Z2 r% q) M! e1 M* Rcomponents is a concern. It is intended to address traceability of a
6 w5 {- b! A7 n9 {- F7 o }/ P, VUL Recognized board and/or components only. All other aspects of+ v2 c5 V) ?) k% L. m' c0 P
design, spacings, etc., are evaluated as part of the UL investigation
, ^- v6 ^& x7 F) c* nof end-use products.Method of traceability
' N. b3 G( }. ^! q" oAn assembler is required to keep records to trace the identity of all- a. P5 K! {6 V( V
materials and components from receipt through storage, inventory,5 I2 O+ p# h, |- P; ^$ G' o
withdrawal, assembly, packaging and shipping. Printed wiring( j' ^5 R% c3 O- Q% t7 Z
assemblies covered under the category ZPVI2 are identified by an3 A5 {; h" `. p' W
assembler’s name and UL code designation on a part, shipping
; G3 b& l2 {2 P5 Qcontainer or included specification sheet. Relevant material and( \; v: Y% g* D4 J, z' c% v7 E
component manufacturer name and type designations are marked8 m: g( n( ?: a6 t# i
on a part, shipping container or accompanying documentation. In
# ?$ \4 F" j+ o3 Z4 o" \addition, assemblies covered under this program will also bear the
4 R& a4 L6 B; A' c# d: DUL Recognized Component Mark. |
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发表于 2009-11-19 09:24
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