收藏本站

开盘机音响技术网

 找回密码
 注册加入
查看: 5659|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
6 v$ k6 V0 b$ h- C8 a- k6 B7 `7 b1 [& L- \" Q# p) P
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。
2 W  o8 s+ I  K5 N' w/ k8 A! b* E控制转速的IC, SONY CX-032各脚电压值如图* w- j9 Z; K2 P
22-1.jpg 3 `& N* ]$ |( s( _8 p

+ T5 `0 K# C) n$ p- ?& b是IC坏了还是其它问题?如坏了,求着IC一块。谢谢!
' m) N, ?8 u' @9 x" @' f
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
1 }  C, q2 C. b+ z* W% W+ f2 i9 u, c5 V  \0 d2 ], v( d0 @
有人走過相同的路了
/ l) R" \7 Y) x! w/ L% o摘自   Obsolete Media - Forum9 ?2 [, Q. Q* B" ~0 J

  s2 \2 o! v, a. K) M) {8 Q9 ~: b& ihttp://obsoletemedia.com/geeklog/forum/viewtopic.php?showtopic=2025
! o: N2 M+ ]! f* U: M& a, I6 V7 vhttp://obsoletemedia.com/geeklog/forum/print.php?id=2025- z/ a. X. b4 E+ t! D# N; P
# h+ q! N' h0 o' f$ G

" Q5 |& l3 E  R2 M8 M8 T" X
  K- x; m* L0 Y8 A! fChip CX-032B for Sony TC-5584 M7 `# ?+ y; [) W" e( w1 }
Posted on: June 16 2008 @ 01:43 PM , S* Y/ q5 Y; x1 u$ M5 m+ @
By: RODALCO
& m' o& q% j8 ^6 Y; y5 y9 o! {
' `' q) B+ q. SContent:
' G0 Q; C, D' X' q1 C, k
( C  F) I- k2 K+ h0 F9 IHi, did a quick Google and found this link on a German Forum regarding the CX-032B chip.* N8 h4 o. F. H3 V: i
( Z# q8 R! ~# P$ e4 ~/ O% U& z
Luckily I can read German and donor machines could also be a Sony TC 440 and Sony TC 580 which have the same chip.- D/ G/ S+ l+ ~2 L6 ~) b# c
A rare Sony turntable TTS 400 has the same chip used as well.. B$ t6 g  D7 B  j- n) m8 G  r
) d$ W4 X2 V' S
The supllier on this link has the IC listed.
+ ?* G" Q9 K, g, Ahttp://www.prelcoparts.com/sony.pdf                                             (沒有相關資料)8 I2 C, F5 x$ {8 b& J

. O/ S( |9 @5 l' B+ d- i$ nThe German Bandmaschinen Forum thread.
& `( Y: m/ n2 U, z1 [. O. G3 E
) q  d/ O+ p0 V4 Q' V) xhttp://mb.abovenet.de/forum2/showtopic.php?threadid=7232      ( 聯結失效)3 l5 T# v6 u$ W  N! s
2 i. z# H) n3 ~6 g1 Y6 c
Gru�, Raymond
; v9 l- p+ E9 e4 b- ~$ I- _* B; L6 a5 p+ ]$ P
Chip CX-032B for Sony TC-558Posted on: June 17 2008 @ 01:35 PM
8 P) S- g" T4 t9 p* HBy: RODALCO
  ]( i' T) T: p; M8 [* B7 l* O9 a1 Y: T" y  ^, h
Content: 2 i, a( H' j/ U. \
<b>visitorj</b>, can you make a photo of the IC and the board please ? and the schema if you have it?
3 ?/ c+ E  c* o- |6 v; N' d. A/ [7 T- [
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.
% {% @9 E+ D+ ?This will help all Sony R2R users in the near future as well as our machines age over time.
5 ~& y. c, o/ \: m
1 B( `$ S- X, [$ v7 F- F0 g! S. @Kind regards, Raymond% c3 B: n; c6 V

" @3 q9 W1 O: C3 `( q. V  x% j# S, }/ h% Q3 U7 H
有沒有用零件做出等效的主軸控制還要進一步追蹤) ?1 ]5 X( ], C; d; w# q
2 [9 K% z, R# j  ?9 j4 f: o
1 N( |4 K- N% [+ T. D
零件追蹤. D" D$ c' s& s4 l1 c; c) S
http://www.globalsemi.com/productdetails.aspx?itemno=875032100+ k8 R' _# {7 l, B% T  W+ 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
; X) M$ x* c  _9 B2 x
 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, 2025-12-24 17:34 , Processed in 0.056783 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