Carvin_sfet1008i 电路图 维修原理图.pdf

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1、R1 R2 R3 R5 R4 R6 R26 R8 R7 R14 R12R9 R13 R15 R16R23 R25 R11 R17 R24 R22 R20 R21 R18 R19 A1.B 6 !- 5 +7 C1 C2 C3 C4 C5 C7 C6 + C11 + C8 + C10 + C9 + P1 Q10 Q2 Q3 Q1 H1-1 10 47K 27pF 27K 101K 10K 120pF 4.7K 4.7K 3K 2N5400 330 2N5550 2N5400 AUDIO INPUT A1.A 2 !- 3 +1 8 4 270 2N5400 330 470 270470 150

2、4.7K 10 2.4 R10 470 2.4150 150 47 63V 330 150 150 D1 D3 D4 D9 D11 D10 D12 D5D6 D8D7 Z1 Z2 Z4 Z3 Q4 Q5G S D Q7 Q6 QC1 QC2 D2 15N20 N/U 6.2V 1N4735A120pF N/U 15N20 6.2V 1N4735A V+ V- +15VDC -15VDC B FET100 POWER MODULE C. McEUEN10JAN91 30-FET100-8 80-FET100-8 120 240 FUSE 120/ N E L QC4 QC3 QC5 POWER

3、.047F 1.5A ON/OFF (USED IN SX-60) 250V C14 16V 470F + C12 C13 Q9 Q8 IDLE CURRENT MR752 MR752MR752 MR752 4700F 4700F TEST LOOP V+ TIP32C 4.7K .033 4.7K .033 TIP31C V- 1N4745A (16V) 1N4745A (16V) 47F 47F 63V 63V 2.4 2.4 H1-5 H1-6 A H1-4 H1-2 H1-3 +15VDC -15VDC -15 VDC +15 VDC GND B AUDIO GND B LAST US

4、ED LIST OUT SYM A C D H P Q R Z 1 14 12 1 1 10 26 4 NOTES: UNLESS OTHERWISE SPECIFIED. 1. ALL DIODES ARE 1N4003 (EXPECT AS NOTED). 4. ADJUST P1 FOR 200mA AT IDLE CURRENT TEST LOOP. 5. ADDED AS SECONDARY. 4 5 240VAC 50V 50V 3. A1 IS A 4558 TYPE OP AMP. (60W 8) 21.9 Vrms 3.81 Vrms 2. ALL CAPACITORS IN

5、 MICROFARADS (EXCEPT AS NOTED). I 1 2 3 4 5 7 6 BLK ORG BLK/WHT ORG/WHT RED GRN RED 15-06064 5 5 J. Kennedy9OCT92 12340 World Trade Drive San Diego, CA 92128 (858) 487-1600 FAX 521-6032 REVISED BY: APPROVED: DRAWN BY:DATE: DATE: ASSY. DATE: ARVIN REV: REV: NO: PCB NO: C 收音机爱好者资料库 Ra d i o Fa n s .CN