收藏本站

开盘机音响技术网

 找回密码
 注册加入
查看: 5801|回复: 2
收起左侧

求助:主马达不转

[复制链接]
发表于 2012-1-3 12:57:46 | 显示全部楼层 |阅读模式

赶快注册并登录访问我们网站,呈现更多精彩内容!

您需要 登录 才可以下载或查看,没有帐号?注册加入

x
本帖最后由 大头猪 于 2012-1-3 21:39 编辑 " c1 d# L  Z4 s, a+ W4 N
  L6 J3 p& M* N# J" Q+ _
新年捡了部SONY TC-580,遗憾的是主马达不转,经检测怀疑是转速控制电路故障。如如图加一个电阻,主马达会转,改变阻值便可改变马达转速,但转速很不稳。/ V6 m4 d+ c1 i  k* c  F9 E& z- Y
控制转速的IC, SONY CX-032各脚电压值如图
/ ?- r) U$ j# M 22-1.jpg
- }6 X/ Q% q2 p# p7 R
, x+ ]( p/ H/ _7 c  Q是IC坏了还是其它问题?如坏了,求着IC一块。谢谢!
% @' X3 ~' L, |3 d9 B8 g/ e
发表于 2012-1-4 12:40:17 | 显示全部楼层
本帖最后由 yjwu 于 2012-1-4 12:57 编辑
+ c- D9 x% j" r1 Q
3 y; ?2 k) Z, c2 b/ C# m; M有人走過相同的路了/ b! @) z( {8 R4 A2 l
摘自   Obsolete Media - Forum0 g( z& d! |/ S) T6 ^1 O
# X8 L( D, f2 p" c0 |0 G
http://obsoletemedia.com/geeklog/forum/viewtopic.php?showtopic=2025
4 d  A4 E& t* P3 Rhttp://obsoletemedia.com/geeklog/forum/print.php?id=20250 v! @2 M0 {5 h; J) ]6 k4 S

4 @3 A" p) |& I
) n' I6 T" F/ b' i; F9 s5 ~, T1 N; K6 X
Chip CX-032B for Sony TC-558* L, U8 I# @- s* F. y
Posted on: June 16 2008 @ 01:43 PM
* e" |, I4 g6 A4 XBy: RODALCO : t, d% B0 e7 w2 v- ^

. [4 V1 y3 x0 q& t( \! N, u1 aContent:
7 k# u3 W8 Q) B+ u- C+ V  [) |0 x4 V
Hi, did a quick Google and found this link on a German Forum regarding the CX-032B chip.- l/ h$ t* b/ G: U8 D- Q
2 }9 W  k5 u( X
Luckily I can read German and donor machines could also be a Sony TC 440 and Sony TC 580 which have the same chip.3 L/ _9 @8 d; {9 F
A rare Sony turntable TTS 400 has the same chip used as well.% N1 ~" d- i. Q0 |6 n9 O

+ H- H2 E: m$ U7 u- Y7 hThe supllier on this link has the IC listed.
% [3 C1 Z9 }: W( `; t, U7 ^http://www.prelcoparts.com/sony.pdf                                             (沒有相關資料): M6 l! P, R% j; N6 f

  o5 _+ U5 v9 ^/ [The German Bandmaschinen Forum thread." k6 o( D! C1 i* J; Q

- x& ^& K" b/ X' E4 S& u( t/ W& z" ~# Chttp://mb.abovenet.de/forum2/showtopic.php?threadid=7232      ( 聯結失效)
% K: M' }+ _9 ~- l% R9 u' t+ s
% i0 D: e. _( nGru�, Raymond# G6 d+ p9 X$ a  W

! H2 v- O4 x$ @Chip CX-032B for Sony TC-558Posted on: June 17 2008 @ 01:35 PM
7 `# N! O4 g: q4 a& @By: RODALCO
. C5 {6 Z, E# m. V
. P1 z$ k" M% S; L8 g. u+ oContent:
- ^* g9 Y% [% J' ^$ u) d<b>visitorj</b>, can you make a photo of the IC and the board please ? and the schema if you have it?+ r+ a5 E2 D6 A' ^8 J. _4 O

8 c% }8 e" Z. A6 T. JI got some of my Dutch R2R friends to have a look at it as well and with a bit of luck they can design a circuit with disrete components.
# S0 @8 {0 x0 p3 C* jThis will help all Sony R2R users in the near future as well as our machines age over time.5 Q. V8 A! F1 E7 n

% g7 U& L. R- {; a5 x8 ?, AKind regards, Raymond
$ R2 k. o; n  x6 E" o- d  z& }
: M" H' U+ Z$ Z+ J' d
) F) O* K6 p. Q; s: r0 K有沒有用零件做出等效的主軸控制還要進一步追蹤9 U& o" f( W* `3 i" n6 L

: ~6 G& q& u. e4 Z- O/ R; O
8 O; R, k4 `& ]" L3 a( [' J零件追蹤
' P- T5 J4 A/ E( ^# k9 Uhttp://www.globalsemi.com/productdetails.aspx?itemno=875032100% n7 z7 {/ [9 e0 Z5 E% ^
39.99美元 似無存貨 必須從其他舊機器拆 不過可能也是相同的毛病    -->  設計的弱點
3 y2 a# c4 {& r& [. V
 楼主| 发表于 2012-1-4 12:59:13 | 显示全部楼层
谢谢!
您需要登录后才可以回帖 登录 | 注册加入

本版积分规则

手机版|开盘机音响技术网 ( 桂ICP备20003207号-1  公安部备 45010302002201 客服:18077773618

GMT+8, 2026-1-18 03:12 , Processed in 0.079889 second(s), 22 queries .

Powered by Discuz! X3.4 Licensed

© 2001-2013 Comsenz Inc.

快速回复 返回顶部 返回列表