Carvin_s01018c 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 1047K 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 4

2、.7K 10 2.4 R10 470 2.4150 47 63V 330 150 D1 D3 D4 D9 D11 D10 D12 D5D6 D8D7 Z1 Z2 Z4 Z3 Q4 Q5G S D Q7 Q6 QC1 QC2 D2 15N20 6.2V 1N4735A120pF 15N20 6.2V 1N4735A V+ V- +15VDC -15VDC B FET100 POWER MODULE C. McEUEN10JAN91 30-FET100-8 120 240 FUSE 120/ N E L QC4 QC3 QC5 POWER .047F SX-100=2A ON/OFF 250V C

3、14 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 USED LIST OUT SYM A C D H P Q R Z 1 14 12

4、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. 28.3 Vrms (100W 8) 4.92 Vrms SX-200=3A (USED IN SX-100, SX-200) 2. ALL CAPACITORS IN MIC

5、ROFARADS (EXCEPT AS NOTED). C. McEUEN 1 2 3 4 5 7 6 BLK ORG BLK/WHT ORG/WHT RED GRN RED 15-15070A 80-01018C N/U N/U N/U N/U 14JAN91 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