Marantz SC-11S1 Service Manual

SC-11S1
Please use this service manual with referring to the user guide ( D.F.U. ) without fail.
Service
Manual
SC-11S1
Stereo Control Amplifier
SC-11S1 /
F N/K1G/N1G/U1G/N1S
Part no. 90M22AJ855010
First Issue 2007.10
MZ
INPUTINPUT SELECTORSELECTOR
DISPLAYDISPLAY ATT.ATT.
PRE OUTPRE OUT
VOLUMEVOLUME
PHONOPHONO
MCMC
TONETONE
PHONESPHONES
OUTOUT
PHONESPHONES
POWER ON/OFFPOWER ON/OFF
OPERATEOPERATE
TABLE OF CONTENTS
SECTION PAGE
1. TECH NI CAL SPEC I FI CA TIONS ........................................................................................... 1
2. CAUTION .............................................................................................................................. 1
3. ALIGNMENTS ....................................................................................................................... 2
4. SERVICE MODE................................................................................................................... 3
5. UPDATE FIRMWARE ...........................................................................................................7
[A] SOFTWARE (fdtv307r01.exe) DOWNLOADS AND INSTALLS PROCEDURE ............... 7
[B] WRITING AND UPDATE SOFTWARE........................................................................... 23
6. WIRING DIAGRAM .............................................................................................................35
7. BLOCK DIAGRAM ...............................................................................................................37
8. SCHEMATIC DIAGRAM ..................................................................................................... 39
9. PARTS LOCATION .............................................................................................................53
10. EXPLODED VIEW AND PARTS LIST ................................................................................ 69
11. MICROPROCESSOR AND IC DATA ...................................................................................73
12. ELECTRICAL PARTS LIST ................................................................................................. 79
13.
ABOUT REPLACE THE MICROPROCESSOR WITH A NEW ONE ............................. 101

Marantz SC-11S1 Specifications

General

Number of Channels	2
Signal-to-Noise Ratio	110 dB
Input Sensitivity	200 mV
Type	Stereo Amplifier
Input Impedance	47kΩ

Summary

Marantz Design and Service

Ordering Parts

Information required for ordering parts by mail or fax.

Note on Safety

Safety precautions regarding fire or electrical shock hazards.

Shock, Fire Hazard Service Test

Procedure for testing resistance to prevent shock or fire hazards.

1. Technical Specifications

2. Caution

3. Alignments

Idling Current Adjustment

Procedure for adjusting the idling current of the headphone amplifier.

4. Service Mode

The Trim Check Mode

Procedure for connecting and setting up for trim check mode.

Each Switch Check Mode

Procedures to check the function of various switches.

To Enter Trim Adjustment Modes

Level Trim Adjustment Mode

Steps to enter the level trim adjustment mode.

Bass Trim Adjustment Mode

Steps to enter the bass trim adjustment mode.

Treble Trim Adjustment Mode

Steps to enter the treble trim adjustment mode.

C. Serial Number Check Mode

5. Update Firmware

[A] Software Downloads and Installs Procedure

Procedure for downloading and installing firmware software.

[A-1] Downloads of the Software

Steps to download the FDT software from the website.

[A-2] Installs of the Software

Steps for installing the Flash Development Toolkit software.

[B] Writing and Update Software

Update/Download Microprocessor Software

Procedure to update or download software to the microprocessor.

Necessary Equipment for Software Update

List of required equipment for software updating/downloading.

[B-1-1] Writing Software Setup Procedure

Steps to set up and execute the software writing procedure for the microprocessor.

Load Firmware and Write to Microprocessor

Loading the firmware file and writing it to the microprocessor.

6. Wiring Diagram

7. Block Diagram

8. Schematic Diagram

9. Parts Location

11. Microprocessor and IC Data

12. Electrical Parts List

13. About Replace the Microprocessor with a New One

Mask ROM (With software)

Procedure for mask ROM replacement without software write-in.

Flash ROM (With software)

Procedure for flash ROM replacement, checking software version.

Empty Flash ROM (Without software)

Procedure for empty flash ROM replacement requiring software write-in.