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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!!1 u* Z. H" O+ c: j$ U% H# `
Printed wiring board assemblies (category ZPVI2)
( x5 O" v! f+ H6 A9 a' [Overview
, y6 n# J- K. iThis program provides traceability for printed wiring board/ @1 \- S0 Z C* w0 x
assemblies. It covers materials and components of assembled: t# V+ G, B$ h/ V9 w3 Q
printed wiring boards, including a board itself, when these can only
4 t: F4 ~. q# c) D' b$ Jbe identified at a board assembly location. This program is used+ I+ g4 M3 e& V3 G* M
when printed wiring boards are assembled remotely from an endproduct
" ] Y7 ^% v0 C( Zmanufacturing location and traceability of a board or its
6 N- J }4 a( V. Bcomponents is a concern. It is intended to address traceability of a) s7 [9 R: K' C6 ?+ n
UL Recognized board and/or components only. All other aspects of' i$ {4 k# y( s' C' M' Y
design, spacings, etc., are evaluated as part of the UL investigation
1 w% Y# c% O% Z" Qof end-use products.Method of traceability( r2 \' W4 D1 L5 O& Z' F; V
An assembler is required to keep records to trace the identity of all6 e/ B2 _5 Y' u1 ?6 ]( f7 F K
materials and components from receipt through storage, inventory," A/ J7 L5 I. j' e- k
withdrawal, assembly, packaging and shipping. Printed wiring% a+ s |, r) f, A J# v; K% X: a
assemblies covered under the category ZPVI2 are identified by an
* s$ m2 W8 ^8 W+ x: M9 k; e1 oassembler’s name and UL code designation on a part, shipping3 L/ O( z, C2 Y
container or included specification sheet. Relevant material and
0 N7 }& k) O7 P3 I- y/ hcomponent manufacturer name and type designations are marked
4 F+ S: k8 R$ h) g& H# g; Won a part, shipping container or accompanying documentation. In
5 C4 T' _9 d7 F; faddition, assemblies covered under this program will also bear the
7 h; d- N# q) w+ h/ \UL Recognized Component Mark. |
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