Denon AVR-S740H Service Manual

JIG FOR SERVICING
Use the following jigs (extension cable kit) when repairing the PCBs.
Order with your dealer for the jigs your dealer if necessary.
CAUTION : Incorrect connections may cause malfunction.
Connection of Jig for DIGITAL PCB
---Items to Be Prepared---
8U-110084S : EXTENSION UNIT KIT : 1Set
Insulation sheet (Not supplied) : 1 sheet
Ground lead (Not supplied) : 2 pc
-Proceeding-
(1) Remove the screws.
(2) Remove the connector PCB.
↓Shooting direction: A↓
x7x8
x2
FFC
FFC
CN813
CN741
CN823
CN754 CN822
CN753
(3) Remove the DIGITAL PCB from the chassis and turn it over.
Place an insulation sheet larger than the PCB underneath the DIGITAL PCB.
b
Connect the earth of the PCB to the chassis using an earth wire, etc.
(4) Connect the expansion cables.
Board-to-Board Connections
No. Pin Ref. No. PCB Ref. No. PCB
q
15pin CN201 DIFF-AMP
CN822 DIGITAL
PCB DIGITAL
Insulation sheet
CHASSIS-HDMI CONNECTOR
CHASSIS-COMPOSITE CONNECTOR
DIFF-AMP
DIGITAL
1
Before Servicing
This Unit
Electrical Mechanical Repair Information Updating
144

Denon AVR-S740H Specifications

General

Brand	Denon
Model	AVR-S740H
Category	Stereo Receiver
Language	English