Alto-BVERB-dsp-sm 电路图 维修手册.pdf

《Alto-BVERB-dsp-sm 电路图 维修手册.pdf》由会员分享，可在线阅读，更多相关《Alto-BVERB-dsp-sm 电路图 维修手册.pdf（43页珍藏版）》请在收音机爱好者资料库上搜索。

1、Service Manual Version: 1.1 Model: VERB 24x32 BIT DIGITAL EFFECTS RadioFans.CN 收音机爱 好者资料库 CONTENTS 1. Specification 2. Block Diagram 3. Schematic Diagram 4. Printed Circuit Board 5. Wiring Diagram 6. Test Procedure 7. Electrical Parts List 8. Exploded Views & Mechanical Parts List 9. Notes RadioFans

2、.CN 收音机爱 好者资料库 1. SPECIFICATION (BetaVERB) Analog Input section Inputs: Analog variable gain, 2 XLR-F electronically balanced Input Impedance: 44 kOhms Max. input Level: 15 dBu (4.4V RMS) Sensitivity: -22 dBu (63mV RMS) Analog Output section Outputs: Analog variable gain, 2 XLR-M electronically bala

3、nced Output Impedance 20kHz should become visible on whatever output channel, THE UNIT IS TO BE INSPECTED. Stability test On PC: -Load file: control30_stability (APWin File menu / Open / Test) Test Connections: -Output A of Audio Precision System Two input 1 of the device under test. -Output B of Au

4、dio Precision System Two input 2 of the device under test. -Output 1 of the device under test A input of Audio Precision System Two. -Output 2 of the device under test B input of Audio Precision System Two. On the device under test -Turn on the power switch. -Turn MIX control counterclockwise (DRY).

5、 -Set OUTPUT volume to maximum. -Set INPUT volume to zero. -Push BYPASS switch (on the TERMINATOR push the UTIL key then navigate the menu up to SYSTEM BYPASS and hit the ENTER key) -Load ROOM 1 Preset (Preset #001) Test: Move the input level knob from 0 to maximum 3 times and control the output wav

6、eforms:NO PERMANENT SINE WAVEFORMS should be visible. IF PERMANENT WAVEFORMS WITH FREQUENCY 20kHz should become visible on whatever output channel, THE UNIT IS TO BE INSPECTED. bVERB-ALTO-230V-歐規 Structure Needing Material Detail List Midprod NONO.QuanityUnit 8.1 Item NameSpecificNOMaterial No MARK:

7、 MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: 8.2 Item NameSpecificNOMaterial No MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK:

8、MARK: MARK: MARK: MARK: MARK: MARK: MARK: 8.3 Item NameSpecificNOMaterial No MARK: MARK: MARK: MARK: MARK: 8.4 Item NameSpecificNOMaterial No MARK: MARK: MARK: MARK: MARK: MARK: 8.5 Item NameSpecificNOMaterial No MARK: MARK: 8.6 Item NameSpecificNOMaterial No MARK: MARK: MARK: MARK: MARK: MARK: MARK

9、: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: 8.7 Item NameSpecificNOMaterial No MARK: MARK: MARK: 8.8 Item NameSpecificNOMaterial No MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: 8.9 Item NameSpeci

10、ficNOMaterial No MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: 8.10 Item NameSpecificNOMaterial No MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: 8

11、.11 Item NameSpecificNOMaterial No MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: 8.12 Item NameSpecificNOMaterial No MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: MARK: 8.13 Item NameSpecificNOMaterial No MARK: MARK: MARK: 8.14 Item NameSpecificNOMaterial No MARK: MARK: MARK: MARK: 8.15 Item NameSpecificNOMaterial No MARK: MARK: MARK: 8.16