INDEX
4
QUATTROCANALI | SERVICE MANUAL
Duecanali & Quattrocanali Service Analysis
A. Analysis and Solution
1 Main Board
Refer to Chap. 7.2 & 7.3, check if PSU or AMP Section LEDs normal.
Refer to Chap. 6.3 to replace Main Board if required.
2 DSP+D Board
Refer to Chap. 7.4, check if LEDs normal.
Refer to Chap. 6.4 to replace DSP-D Board if required.
3 Control Board Refer to Chap. 6.4 to replace Control Board if required.
4 Front Board Refer to Chap. 6.5 to replace Front Board if required.
5 Rear Board Refer to Chap. 6.6 to replace Rear Board if required.
6 Flat Cables Refer to Chap. 6.3 & 6.4, to remove & replace if required.
7 Fans
Refer to Chap. 7.5, check Fan in Working Condition.
Refer to Chap. 6.2 to replace if required.
8 Opened Chassis Refer to Chap. 6.1 & to open Chassis.
9
Mech Damage / Loose
Components Inside
Refer to Chap. 6.1, remove Amplier Cover to inspect interior & tighten back if possible.
10 Temperature Sensor Remove and clean air lters and perform Reset Procedure
11 IP Address Refer to Chap. 11, connect Amplier to ArmoniaPlus to verify.
12 Dante Failsafe Mode Refer to Chap. 10.4 for Verifying & Chap. 10.5 for Recovery.
13 Firmware Update Refer to Chap. 13 & carry out Firmware Update.
14 Dante Firmware Update Refer to Chap. 14 & carry out Firmware Update.
10.4.1 What is Failsafe Mode?
10.4.2 How do I tell if a device is in FailSafe Mode?
10.4.3 How do I Recover from Failsafe Mode?
10.5 Using Failsafe Recovery
10.6 Dante Dynamic IP Restore
11 Testing the Unit via ArmonìaPlus 1.3
12 4CH / 2CH Platform DSP Rescue
Procedure
13 Updating of the Firmware using
ArmonìaPlus 1.3
14 Updating of the Firmware using
Dante Controller
15 Quattrocanali & Duecanali Series
Hardware Composition Part Number
16 “Golden Sample” for Authorize
Service Center for Toubleshooting
17 Replacement Parts
18 Location to Paste the Anti-Tamper
Label after Repaired
19 Waveform Chart
20 Rescue Procedure for VOID Bias
Q2/Q1/D1
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