收藏本站

开盘机音响技术网

 找回密码
 注册加入
查看: 5694|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 ( [1 f9 v% k  v
) `* G3 p) k5 C2 S1 f& y
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。
( z" L/ p7 D$ q# \2 K0 Z. ^控制转速的IC, SONY CX-032各脚电压值如图) y; G- f$ A. x. M
22-1.jpg
( G# b, [# }( J, D7 A1 S5 B( ]+ C/ s  k
是IC坏了还是其它问题?如坏了,求着IC一块。谢谢!$ Z: G' t  b% g+ ?
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
: y4 g. V; C" ~* t4 {  W, \2 s0 K
- ~- V( o7 p9 s  N$ d9 Z' C有人走過相同的路了
9 f1 j% m- U9 _6 G摘自   Obsolete Media - Forum
* r/ G9 Y7 a# R- k
4 \9 d6 o1 t) a# ehttp://obsoletemedia.com/geeklog/forum/viewtopic.php?showtopic=2025
$ l4 n6 j3 A) h  g) hhttp://obsoletemedia.com/geeklog/forum/print.php?id=2025; J6 J$ m6 Y7 ~! J
/ i, S9 T3 u- |4 D5 {* c
4 q* ]% r: V# G. o4 D  Z9 v

6 b+ q# r8 X3 [8 w/ a) jChip CX-032B for Sony TC-558$ E9 S, n) G% ^2 \- d
Posted on: June 16 2008 @ 01:43 PM
( C& t7 K3 V' n) TBy: RODALCO $ U! T* q" u- h0 }( F5 x

$ C" I7 h& A! |+ q' c; VContent: ( J* {& J9 [2 K7 Q

% E) S% m! b7 U% J- ZHi, did a quick Google and found this link on a German Forum regarding the CX-032B chip.
) z6 A7 r" b  Y; Q5 j9 H- e" s* M. ~: ?
Luckily I can read German and donor machines could also be a Sony TC 440 and Sony TC 580 which have the same chip.6 g  e( x9 ]  m5 L0 u* h0 w& o  U
A rare Sony turntable TTS 400 has the same chip used as well.- Q; c  U  k4 Q1 F
+ U+ e% L4 o0 w2 s/ ?, ]& W6 S0 g
The supllier on this link has the IC listed." [; k% l3 }; r2 K3 s
http://www.prelcoparts.com/sony.pdf                                             (沒有相關資料)0 F- X4 _2 ]' k
' @- S- g2 ?- n. p3 h
The German Bandmaschinen Forum thread.5 l) N1 I  x. W" Y: ~
; I% I$ o+ y+ y
http://mb.abovenet.de/forum2/showtopic.php?threadid=7232      ( 聯結失效)6 G: K4 S/ C; O

- x+ V% H* m5 f& IGru�, Raymond
$ K! ~* B1 C  e' }+ E2 y6 Q! A% y" F8 D6 O3 S4 W" d/ \' U" y
Chip CX-032B for Sony TC-558Posted on: June 17 2008 @ 01:35 PM 6 f+ V7 a5 j' |9 I! k
By: RODALCO 8 |: B3 H$ Y$ o6 c' Y
& w* S2 @6 U" C3 r
Content:
8 I0 p2 H1 x2 \' b<b>visitorj</b>, can you make a photo of the IC and the board please ? and the schema if you have it?  A4 J( w0 k  o  }6 N  o
: P0 e+ B: s* p4 D' A
I 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.4 o" N) B/ e2 v4 o6 z% Z
This will help all Sony R2R users in the near future as well as our machines age over time./ ?/ w: ?6 t9 G, s: A( v

3 ]; F2 V- K! X0 u0 OKind regards, Raymond/ j9 q, E- e) |9 A! K0 i: [) M1 b

7 f/ Z. M6 D0 q0 A! a
2 F, M. n8 L, |6 D. o有沒有用零件做出等效的主軸控制還要進一步追蹤
3 i5 a" i2 |0 Y4 `' @  w
! @4 |% z6 y0 C- I( s( m4 n/ U0 X  r0 h1 S5 ^  d
零件追蹤
  L% g) C4 w/ k# ?3 a4 Mhttp://www.globalsemi.com/productdetails.aspx?itemno=875032100% n, I, L& S2 y, @" G& z
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5 `5 @/ y* g& O3 p3 {5 a  ^- |
 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, 2025-12-31 15:06 , Processed in 0.071377 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