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标题: DSH 558 Identification of Critical Components – Minimum description criteria [打印本页]
作者: 小米    时间: 2012-11-6 14:37
标题: DSH 558 Identification of Critical Components – Minimum description criteria
DSH 5580 c/ q2 x& s! m' Q' L$ o' {( Q- e8 E

! L- f; f* p" _1 h1 Z! `; O		Identification of Critical Components – Minimum description criteria
" k5 d8 v2 U( T2 H( o		1.5.15 p3 P. D# a: x1 t
60950-1(ed.1) & 60950(ed.3)0 `# y0 g. ^  t  `0 l4 h
6 o0 B3 l; q  O) f$ U6 p
Standard(s):/ W8 S4 c8 i3 [2 k3 \! P$ R
IEC 60950, 3rd Ed (1999)
+ H: _$ \6 @  F) BIEC 60950-1, 1st Ed. (2001)
1 o# h& G- u/ lSub clause(s):
- E  M/ T8 H+ Y: Y3 [1.5.1
( a, ^; _! \, ]* t% BDSH - 558
$ `3 ~6 l9 l( kPage 1 (3)  O" t' B* ~5 y# F9 K# z8 g) d
Subject:; L* S/ t8 r# H8 Z" z
Identification of Critical4 j, w9 T" I: C$ F, n- ^
Components – Minimum
' o$ o* p' q  e/ Z4 Q4 Jdescription criteria for disk4 @# y) F' j: u- ]9 x" Q9 `4 O
drives8 }# D6 [. G" u$ C' u4 i* k
Key words:
2 y3 r9 t9 C! VComponents1 ]" t+ g- \- Q$ ^" N* C0 W4 `; |
Decision confirmed
4 [, f; b0 o" e0 Q  Xby CTL at its 42nd
& B1 x! p7 Y+ t7 Z; c  tmeeting 2005 in
/ u6 q4 J2 p: H& a4 [% A: gCancun
' [# q0 o) T3 m  s" v5 s: i' Z' |Question:( {; b0 E( `8 n6 [
Within an IECEE CB Report for an end product that contains a component disk drive(s)
# A7 X7 `2 v& B( B' k) ]5 i(e.g., CD-ROM, CD-RW, DVD, Hard, Floppy, Tape), if the disk drive(s) has its own6 X: ^4 r- w4 T: g# |
certification to IEC 60950 (-1), is it acceptable to identify such a critical component by
: Q& Y5 O8 n3 x" T- h: ?technical data, standard, and mark(s) of conformity, as in the example below, without% ]1 Q# h# s" H
specifying manufacturer’s name and type number for each component?
6 _9 j- R" @6 s4 v  z. DDecision:
* ?3 n9 X+ E, EFor component disk drives covered by a CB Test Report and Certificate, there are two+ ?6 c$ E% e% ]- ^/ f+ Z
options for component descriptions, depending on the type of disk drive:
7 {1 d3 K- _! k/ K$ _1. Non-laser based drives – The parts list should state "Mfr: Company A or equivalent," and
/ z% r" e2 A6 a( T* _"Model: Model B or equivalent," so there is traceability for the construction of the
, c1 E  x4 b4 e# |4 f/ r4 Ysample tested. The description should also include the technical data (input voltage" R* V/ G( _" \6 V
rating, load current rating, flammability rating of the bezel), standard, and mark of
4 f, M. G( R6 N3 lcertifying body/organization.5 a; m, l9 y& {' F0 y' ^  v; B3 [& G) s
2. Laser based drive - The parts list should state: "Mfr: Company A or equivalent", and
% d7 O# M) W2 l! M7 D# J"Model: Model B or equivalent," so that there is traceability (to IEC60950-1 and/ b3 [: A7 ^+ M' g  C+ Z: S
applicable laser requirement(s)) for the construction of the sample tested. The description' E8 Z! K% k3 {7 q
should also include technical data (input voltage rating, load current rating, flammability
! _) t' `( K! n9 ]' ?rating of the bezel, and, when applicable, laser classification), and standard, and indicate: J! \4 N$ y1 F  S  o9 ]( |8 D" R
that the component is covered by a CB Test Report and Certificate.1 x+ m8 v) L# }  _
Object/part No.7 }8 v# l  m" C
Manufacturer/ trademark
; E7 u9 h1 Y7 vType/model
' i4 e, c# I3 x6 aTechnical data
7 d# ^6 k% y# h" [7 T2 E7 iStandard8 ]. x. G+ N5 c$ C% f' h
Mark(s) of conformity1)$ J: p4 L+ ]' T0 L. y* m$ y1 x; k
Tape Drive% F8 J5 b. @" o2 J( v! j
(Mfr. Name) or equivalent/ G+ }# m- a, d2 L
(Type No.)1 Q, w0 W- ~$ [4 a8 I# `$ u
or equivalent% ^2 y/ [0 C* R- _  J
5 Vdc, 1.2 A! N; ?+ t" @0 W
12Vdc, 0.5A- [# J5 Z+ k6 y; b" L9 r( n
Bezel min. 2.5 mm thick, rated min.V-1.
6 R! @- h+ x1 @2 `# WIEC/EN/60950
# V$ A9 G$ [( P) e. I) z' eCSA/UL60950
3 C* \, b) n' G; \. n3 H* S- G-mark of certifying body% {7 J+ P" e0 l# |" g+ _9 R
Hard Drive
! [8 k# z( S6 v( g+ O(Mfr. Name) or equivalent
8 d% v7 t6 N& E3 F9 L" o" K(Type No.) or equivalent
$ u9 ~) M% c0 E9 o! T- b5 Vdc, 1.0 A3 S4 L! O7 g5 l# D. _" x8 R3 P. w
12 Vdc, 0.4A/ E6 _" X" g0 L4 U/ M
No bezel provided.9 \; N: M: q& }: \4 R
IEC/EN/60950
6 h# X" h; C/ ]$ F3 DCSA/UL60950
4 Z- O. X1 c' b9 c1 |-mark of certifying body
9 _$ |3 P# M7 ^4 X- RCD-ROM
8 I. p0 K: D: n4 U# |! W, z(Mfr. Name) or equivalent
  P' E7 _: B' v4 ?(Type No.) or equivalent' f5 U, d) C. U1 g; r
5/12 Vdc, 1.0/0.3A
/ Z7 V" C0 ^" i$ a* \2 @1 N+ F. ABezel rated V -1.
2 m% s1 F. N# m9 h- h. Z6 mClass 1 laser product.
1 P2 S: E1 j1 y( x% v6 |4 R+ i2 nIEC/EN/60950
' U# Z, g1 Z8 f, [CSA/UL60950+ f0 G; ^/ B3 g) I5 _
IEC/EN 60825-1
8 G& @5 Z- T. A; J1 V21 CFR 1040
6 s7 h) S$ H8 s/ E& R: ^0 d-IECEE CB Scheme Certificate and Test Report.
8 S6 G. {; @9 l3 F: b% J4 MDVD Drive
% o$ `( u! G& g5 p(Mfr. Name)- Z9 T% a7 X  X, _  R% T( Y# ^2 x- M
or equivalent/ F: a# [# v+ E8 T) C7 O$ l
(Type No.) or equivalent! u7 k, J$ f7 U8 H3 K1 i5 J5 a
5 Vdc, 1.0 A
6 T! g" e3 {% q; ^% [12Vdc, 0.4A;# U- \$ ^/ G: `7 ^" g7 u" l% K5 D* B
Class 1M laser product.
3 s; m! @- ]2 d; g' z% vBezel min. 2.5 mm thick, rated min.V-1.
3 o9 {3 X# L# u% D# q+ W$ pIEC/EN/60950: I$ G( }5 N4 b5 F5 s) D" ?, Y
CSA/UL60950
  _% P' B( j$ K% I: T( M: lIEC/EN 60825-1
4 v  [# |( h  `21 CFR 10408 E; m  V) s; X- n  Q* l; W
-IECEE CB Scheme Certificate and Test Report.  @+ s. V( A; U3 h; r8 I
For a rare case when a device is used in an application where the standard requires a more
( Q0 ~9 C6 M( K7 vcomplex set of requirements to be applied, or the evaluation is part of the end product8 P" [' x8 B& Q
evaluation, the manufacturer’s name and type number, in addition to the technical
3 n* j& l, g7 y* S. }! oinformation, shall be described/controlled for each component.
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