Primare-PRE30-pre-sch 维修电路原理图.pdf

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1、PRE30 PRE-AMPLIFIERSERVICE MANUALVOLUMEPRE-AMPLIFIERDCAUA VT AUTTAPE OUTB 12BLEVELSURROPERATESTANDBYPRE30RadioFans.CN 收音机爱 好者资料库CONTENTSCIRCUIT DIAGRAMS1. TECHNICAL SPECIFICATIONS2. RadioFans.CN 收音机爱 好者资料库12345678ABCD87654321DCBATitleNumberRevisionSizeA3Date:7-Dec-2001 Sheet of File:E:PRIMAREPRE30SC

2、HEM1133-3.SCHDrawn By:P1.0/T22P1.1/T2EX3NIC*12P1.2/ECI4P3.1/TxD13P1.3/CEX05P3.2/INT014P1.4/CEX16P3.3/INT115P1.5/CEX37P3.4/TO/CEX316P1.6/SCL8P3.5/T1/CEX417P1.7/SDA9P3.6/WR18RST10P3.7/RD19P3.0/RxD11Vss22XTAL220NIC*1XTAL121Vcc44P0.0/AD043P0.1/AD142P0.2/AD241P0.3/AD340P0.4/AD439P0.5/AD538P0.6/AD637P0.7/

3、AD736EA/Vpp35NIC*34ALE33PSEN32P2.7/A1531P2.6/A1430P2.5/A1329P2.4/A1228P2.3/A1127P2.2/A1026P2.1/A925P2.0/A824NIC*23U489C660NC1LX2SX3NC5SY6LY7VCC8GND4U582B715A01A12A23SDA5SCL6NC7VCC8VSS4U6PCD85821234567891011121314151617181920P2HEADER 10X2VCC2VOUT1GND3IR2R1510RC910u 16VR1610K+5VIR-RECEIVERINPUT SELECT

4、OR1112123134152637485910A9B7C6D14U774HCLS147DVCCR184K7KR194K7R204K7C10100NC11100NC12100NR21100RC13100NSW1SW-12WAYX220MHzC2010pC2122pL1INDUCTORQ3BC850Q4BC850R22R23R24R25R26R27R28G1DP2A3F4COM15COM210B9C8E7D6DISP2DUAL_DISP+5VSER14SRCLK11SRCLR10RCLK12E13O015O11O22O33O44O55O66O77Q79VCC16GND8U874HC595+5V+

5、5V7X470RSER14SRCLK11SRCLR10RCLK12E13O015O11O22O33O44O55O66O77Q79VCC16GND8U974HC595+5VR331K33R341K33R361K33R371K33R381K33C14100NC15100NSER14SRCLK11SRCLR10RCLK12E13O015O11O22O33O44O55O66O77Q79VCC16GND8U1074HC595+5VC16100ND1R411K33B1COM2A3SW8ENCODE-EC16+5VR391K33R401K33VOLUMEC17100NC18100NC22220U/16VR4

6、21KR4610RR431KR4710R1234P3C2322UFR4810K+5V+5V+5VD13BYD17SW3SW-12WAYGND+5VR501KC19100NR51100R+5V12JP1HEADER 2R4910K+5VFLASH DOWNLOADR441KR451K+5VD2D3D4D5D6D7D9D10D11D12R521K33R531K33R551K331234SW91234SW101234SW11R14K7R24K7R34K7R44K7R54K7R64K7+5VR74K7R84K7R94K7R100RR110RR120RC3220U/16VC2100ND8R131K33V

7、CC+5VQ2BD140Q1BC850R1410kR1722k12JP2HEADER 2R291R+5VR3022KR3110RC1100NDISPALYEM1133-31/1BNON/OFF+5V ON/OFFG1DP2A3F4COM15COM210B9C8E7D6DISP1DUAL_DISPR321K33R3510KR5410KR561KR571K+5V TECHNICAL SPECIFICATIONS Analogue inputs 2 x XLR 5 x RCA Analogue outputs 1 x XLR 2 x RCA Analogue record output 1 x RCA Sensitivity RCA 280mV XLR 560 mV Sensitivity adjustment +20dB Frequency response DC-100KHZ, -0.1db Tape output 280mV Gain 16dB Signal to noise A-weighted -118 dB THD+noise 0.01% DIMENSIONS (WXDXH) 430X385X100 MM Weight 9.5Kg