AudioResearch-ALM100-psu-sch维修电路原理图.pdf

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1、Date: July 23, 1999 Sheet 2 of 2 Size Document NumberREV Balm100.sch Title Audio Research M100 - Power supply Federico Paoletti 1 2uF .01 +447(0Vpp) 35 2 3 C78 .01 C79 2uF V?a V?b +15 Q3 2N4444 R149 680 (screen)LED 499 100 100 R128 62k 5W 1 R154 1 7W 100k 499 100 10 D? R139 10k R137 120k +340(0Vpp)

2、49 +590(1Vpp) 6550 R114 100k 1W 1gray 2gray 1A SCREEN FUSE +390(1Vpp) 30 C60 1700uF 250VL BRIDGE BRIDGE 4x800uF 450VL 3red 4red 15org R105750 5W .01 R106 100 -362V 290k 2W R115 .25A FUSE 1nF 630VL .22 R145 1M 6k81 7x 1N4756 47V 1N914 1N914 243k 76k8 499499 TL071 U6 499 +440(.1Vpp) 9 +320(.1Vpp) 2 x

3、1N4742 12V V?aV?b TL071 U7 .22 R149 1M 1nF 630VL 6k81 7 6 1N914 1N914 205k 205k LM329B 10yel R142 680 (on) LED R143 3k92 IN 1 OUT 3 G N D 2 U? LM7815CT 511 Q5 D4? 74 9yel BRIDGE TL071 U5 Q6 TIP41C +329(0Vpp) 51 +340+318 7v .22 D? 1N914 D? 12V 1k D? DIODE .01 1N4749 24V Q? SCR 10uF Tant 16org R110 6k

4、81 R107 33k 3W 10V5W 1N5347 -266V -264 1N4756 5X 47V BRIDGE C54 80uF 450VL R108 25k 10W R111 1M Q1 MTP2P45 2uF 450VL R113 247k C572n2 R112 6k81 1n914 1n914 U4 TL071 R109 2k87 12V 1N4742 -24.5V LM329B C56.22 1N4005 1N5759 4 7 +15 R144 287k 1n914 1n914 2uF 450VL R160 1 -263(0Vpp) 2N4403 R141 1k ? R159 27k 7W R155 10M 2uF.01 D? 10V D27 1N914 .22 .22 .22 +328 1500uF30V +15 RadioFans.CN 收音机爱 好者资料库