Practical guide to chassis repair - Free
Practical guide to chassis repair - Free
Practical guide to chassis repair - Free
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<strong>Practical</strong> <strong>guide</strong> <strong>to</strong> <strong>chassis</strong> <strong>repair</strong><br />
Au<strong>to</strong>matic Dual Frequency (15 – 25 kHz)<br />
EAST-WEST (pincushion – keys<strong>to</strong>ne)<br />
Defect:<br />
• It is not possible <strong>to</strong> adjust the horizontal amplitude, or the lateral lines, check:<br />
1. Diode D133 = MUR460 (Fig.10).<br />
2. Transis<strong>to</strong>rs Q111 – Q112 – Q113 = BC547B; Q114 = BC558B; Q115 = BDX53C<br />
(Fig.14).<br />
3. Resis<strong>to</strong>r R251 = 15 Ω 1 W (Fig.14).<br />
4. Resis<strong>to</strong>r R244 = 1 Ω 1 W (Fig.10).<br />
5. Insula<strong>to</strong>r Q115 (Fig.10).<br />
Via Nuova Poggioreale 163 A/B 26 Tel: 0039 / 081281582<br />
80143 Napoli (Italy) www.gevin.com Fax: 0039 / 0815546641
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