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“随身听”中的爱华袖珍机,造型优美,品质精良,深受人们的喜爱。本文以爱华HS、Gx系列放音机为例,扼要介绍与其配套的自返带机芯的维修技巧。一、机芯特点机芯分为全塑式、全金属式两种,本文介绍全塑式机芯,见图1所示。它不仅适用于爱华HS、GX系列袖珍机。同样也适用于国产各类袖珍机的配套。其机芯装入机体时不要将螺钉紧固,而是借用袖珍机壳体弹性卡爪进行定位。机芯除主导轴、导带轮轴和部分扭簧为金属制件外,其余构件均为工程塑料“ABS”制件。机芯仍采用双主导轴、双飞轮为主要驱动方式,用一条截面仅为0.7×0.7mm的矩形胶带绕套在导向
“Walkman” Epworth pocket machine, sleek, high quality, by people’s favorite. In this paper, Epworth HS, Gx series radios, for example, briefly describes the repair skills with its supporting self-return belt movement. First, the movement characteristics Movement is divided into all-plastic, all-metal two, this article introduces all-plastic movement, shown in Figure 1. It applies not only to Epworth HS, GX series pocket machine. The same also applies to all kinds of pocket-sized domestic machine supporting. When the movement into the body do not tighten the screws, but to borrow the elastic pocket of the pocket machine shell positioning. In addition to the movement of the main shaft, guide pulley shaft and part of the torsion spring for the metal parts, the remaining components are engineering plastics “ABS” parts. The movement is still dual-capstan, dual flywheel as the main driving method, with a section of only 0.7 × 0.7mm rectangular tape around the sleeve in the guide