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Yamaha RX-V1200 Service Manual

Yamaha RX-V1200
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SERVICE MANUAL
AV RECEIVER
RX-V1200/RX-V1200RDS/
HTR-5490/RX-V2200
100792
IMPORTANT NOTICE
This manual has been provided for the use of authorized YAMAHA Retailers and their service personnel.
It has been assumed that basic service procedures inherent to the industry, and more specifically YAMAHA Products, are already
known and understood by the users, and have therefore not been restated.
WARNING: Failure to follow appropriate service and safety procedures when servicing this product may result in personal
injury, destruction of expensive components, and failure of the product to perform as specified. For these reasons,
we advise all YAMAHA product owners that any service required should be performed by an authorized
YAMAHA Retailer or the appointed service representative.
IMPORTANT: The presentation or sale of this manual to any individual or firm does not constitute authorization, certification or
recognition of any applicable technical capabilities, or establish a principle-agent relationship of any form.
The data provided is believed to be accurate and applicable to the unit(s) indicated on the cover. The research, engineering, and
service departments of YAMAHA are continually striving to improve YAMAHA products. Modifications are, therefore, inevitable
and specifications are subject to change without notice or obligation to retrofit. Should any discrepancy appear to exist, please
contact the distributor's Service Division.
WARNING: Static discharges can destroy expensive components. Discharge any static electricity your body may have
accumulated by grounding yourself to the ground buss in the unit (heavy gauge black wires connect to this buss).
IMPORTANT: Turn the unit OFF during disassembly and part replacement. Recheck all work before you apply power to the unit.
P.O.Box 1, Hamamatsu, Japan
CONTENTS
TO SERVICE PERSONNEL .......................................... 1
IMPEDANCE SELECTOR ............................................. 1
FRONT PANELS ........................................................ 2~3
REAR PANELS .......................................................... 3~7
REMOTE CONTROL TRANSMITTER .......................... 8
SPECIFICATIONS.................................................... 9~10
INTERNAL VIEW ......................................................... 11
DISASSEMBLY PROCEDURES ........................... 12~14
SELF DIAGNOSIS FUNCTION (DIAG) ................. 15~36
AMP ADJUSTMENT .................................................... 36
DISPLAY DATA ..................................................... 37~38
IC DATA ................................................................. 39~45
BLOCK DIAGRAM ................................................. 46~49
PRINTED CIRCUIT BOARD .................................. 50~89
PIN CONNECTION DIAGRAM .............................. 90~91
SCHEMATIC DIAGRAM ........................................ 92~99
PARTS LIST ....................................................... 100~126
REMOTE CONTROL TRANSMITTER .............. 127~130
RX-V1200/RX-V1200RDS/
HTR-5490/RX-V2200

Table of Contents

Other manuals for Yamaha RX-V1200

Questions and Answers:

Yamaha RX-V1200 Specifications

Audio Specifications IconAudio Specifications
Minimum RMS Output Power80 W
DIN Standard Output Power145 W
Maximum Power (EIAJ)125 W
Dynamic Power105/130/170/200 W
Damping Factor80 or more
Frequency Response10 Hz to 100 kHz
Total Harmonic Distortion0.04%
Signal to Noise Ratio (IHF-A Network)86 dB / 81 dB
Residual Noise (IHF-A Network)150 µV or less
Channel Separation60 dB/45 dB
Tone Control BASS Boost/Cut±10 dB/50 Hz
Tone Control TREBLE Boost/Cut±10 dB/20 kHz
Phones Output150 mV/100 Ω
Input Sensitivity CD150 mV/47 kΩ
Output Level REC OUT150 mV/0.9 kΩ
Video Specifications IconVideo Specifications
Video Signal TypeNTSC or PAL
Composite Video Signal Level1 Vp-p/75 Ω
S-Video Signal Level Y1 Vp-p/75 Ω
S-Video Signal Level C0.286 Vp-p/75 Ω
Component Video Signal Level Y1 Vp-p/75 Ω
Component Video Signal Level PB/CB, PR/CR0.7 Vp-p/75 Ω
Signal to Noise Ratio50 dB
Frequency Response (MONITOR OUT)5 Hz to 10 MHz, –3 dB
FM Specifications IconFM Specifications
Tuning Range87.5 to 107.9 MHz / 87.50 to 108.00 MHz
50 dB Quieting Sensitivity2.0 µV / 25 µV
Selectivity70 dB
Signal to Noise Ratio76 dB / 70 dB
Harmonic Distortion0.2% / 0.3%
Stereo Separation45 dB
Frequency Response20 Hz to 15 kHz +0.5, –2 dB
AM Specifications IconAM Specifications
Tuning Range530/531 to 1710/1611 kHz
Usable Sensitivity300 µV/m
General Specifications IconGeneral Specifications
Dimension (W x H x D)435 x 171 x 432 mm
Weight15 kg
Power SupplyAC 120 V/60 Hz / AC 240 V/50 Hz / AC 230 V/50 Hz / AC 220 V/50 Hz / AC 110/120/220/240 V, 50/60 Hz
Power Consumption260 W / 270 W/370 VA / 360 W
AC Outlets2 (Total 80 W maximum) / 2 (Total 50 W maximum) / 2 (Total 100 W maximum) / 1 (100 W maximum)

Summary

TO SERVICE PERSONNEL

Leakage Current Measurement

Verify insulation of exposed surfaces after service to prevent electrical hazards.

FRONT PANELS

REAR PANELS

REAR PANELS (continued)

REMOTE CONTROL TRANSMITTER

RX-V1200/HTR-5490 Remote Layout

Diagram of the remote control for RX-V1200 and HTR-5490 models.

RX-V1200RDS Remote Layout

Remote control layout specific to RX-V1200RDS models.

RX-V2200 Remote Layout

Diagram of the remote control for the RX-V2200.

SPECIFICATIONS

Audio & Video Specifications

Details on audio output power, input sensitivity, video signal levels, and frequency response.

SPECIFICATIONS (continued)

Audio Output Power and Headroom

Details various RMS and maximum output power ratings for different channels and models.

Input/Output and Impedance Specs

Covers input sensitivity, impedance, output levels, and headphone jack specifications.

DISASSEMBLY PROCEDURES

DISASSEMBLY PROCEDURES (continued)

SELF DIAGNOSIS FUNCTION (DIAG)

Overview of DIAG Menu Items

Introduction to the 18 diagnostic menu items and their sub-menus.

DIAG MENU DETAILS: YSS938 to Speaker Settings

YSS938, DSP, and HP Route Diagnostics

Diagnostic options for YSS938, DSP, HP Route, RAM Through, and Dolby Logic.

Speaker, Display, and Manual Tests

Diagnostic functions for speaker settings, VFD display, and manual tests.

DIAG MENU DETAILS: IF STATUS to Microprocessor Info

IF Status and DSP RAM Check

Diagnostic checks for IF status, DSP RAM, and CS49329 messages.

DL Code, Soft Switch, and Version Info

Diagnostics for CS DL code, soft switch settings, and microprocessor information.

SELF DIAGNOSIS FUNCTION (DIAG) Operation

Starting and Canceling DIAG Mode

Procedures for entering, canceling, and managing DIAG mode.

DIAG Display Information and History

How diagnostic menus and protection history are displayed on the unit.

DIAG MENU DETAILS: Protection and Operation

Protection Function History and Causes

Explains protection function history and common causes like excess current or heat.

DIAG MENU FUNCTION DETAILS

Available Functions in DIAG Mode

Lists functions accessible during DIAG mode, excluding tuner settings.

DIAG MENU DETAILS: YSS938

YSS938 Analog Bypass Function

Explains the signal path for YSS938 analog bypass and output levels.

YSS938 0dB Output Details

Details on YSS938 0dB output, including head margin and reference data.

YSS938 Full Bit Output Details

Information on YSS938 full bit output, specifying digital full bit without head margin.

DIAG MENU DETAILS: YSS (continued)

YSS 0dB Signal Output

Describes signal output with head margin for YSS 0dB, listing specific dBFS values.

YSS Full Bit Signal Output

Details on YSS full bit output, specifying digital full bit without head margin.

DIAG MENU DETAILS: YSS-CS

YSS-CS 0dB Signal Output

Details YSS-CS 0dB output, including head margin and reference data.

YSS-CS Full Bit Signal Output

Information on YSS-CS full bit output, specifying digital full bit without head margin.

DIAG MENU DETAILS: CS-YSS

CS-YSS 0dB Signal Output

Details CS-YSS 0dB output, including head margin and reference data.

CS-YSS Full Bit Signal Output

Information on CS-YSS full bit output, specifying digital full bit without head margin.

DIAG MENU DETAILS: HP ROUTE

HP 0dB Signal Output

Describes HP 0dB output for YSS938, including head margin and reference data.

HP Full Bit Signal Output

Information on HP full bit output, specifying digital full bit without head margin.

DIAG MENU DETAILS: RAM THROUGH

RAM 0dB Signal Output

Details RAM 0dB signal output for YSS938, including head margin.

DIAG MENU DETAILS: DOLBY PRO LOGIC

PRO LOGIC I Mode

Details on PRO LOGIC I processing, including reference data and signal paths.

PRO LOGIC II Mode

Information on PRO LOGIC II processing, including reference data and signal paths.

DIAG MENU DETAILS: NEO:6

Neo:6 Processing Details

Explains NEO:6 processing by CS49329 and signal handling for DD/dts and AAC inputs.

DIAG MENU DETAILS: SPEAKERS SET

Speaker Setup Options

Details the seven sub-menu items for speaker configuration (e.g., size, mix, rear settings).

DIAG MENU DETAILS: DISPLAY CHECK

FL Display Check Procedure

Describes how to check the FL display section and OSD driver using sub-menu operations.

DIAG MENU DETAILS: MANUAL TEST

Noise Generator Test Functions

Explains the noise generator output for various channels and LFE frequency.

DIAG MENU DETAILS: RS-232C & FACTORY PRESET

Factory Preset Options

Used to reserve or inhibit backup RAM initialization for user settings.

DIAG MENU DETAILS: AD DATA CHECK/FAN TEST (continued)

Thermal, Fan, and REC-OUT Info

Displays thermal/fan levels, REC-OUT function, and impedance/power limiter detection.

DIAG MENU DETAILS: IF STATUS

IF STATUS Data Display and Byte Info

Displays IF status data and details for 1st, 2nd, and 3rd bytes of input/output settings.

IF STATUS Data Details

4th Byte Signal Format Information

Describes the signal format for digital reproduction, noting analog processing limitations.

5th Byte Signal Processing Status

Details signal processing status bits like mute requests and dts flashing.

DIAG MENU DETAILS: DSP RAM CHECK & CS DL CODE

DSP RAM Bus Check

Diagnoses bus connection for YSS938 and external RAM, checking for errors.

CS49329 Unsolicited Messages

Displays CS49329 messages related to autodetection response.

DIAG MENU DETAILS: CS DL CODE & SOFT SW

CS DL CODE Data Display

Displays data version, TOC information, and sum calculated value of flash ROM for CS49329.

Soft Switch (SOFT SW) Settings

Used to switch function settings on PCB via software for product activation.

MICROPROCESSOR INFORMATION

AMP ADJUSTMENT

Idling Current Confirmation

Procedure to confirm and adjust idling current of the main amplifier PCB.

IC DATA: YSS938-F DSP

YSS938-F DSP Pinout and Block Diagram

Pinout diagram and block diagram for the YSS938-F DSP IC.

IC DATA: YSS938-F Pin Description

YSS938 Pin Functionality (I/O)

Detailed table describing the function and I/O type for each YSS938 pin.

IC DATA: YSS938-F Pin Description (continued)

IC520: M30802SGP µ-COM (Main CPU)

IC520: M30802SGP Pin Description

IC520: M30802SGP Pin Description (continued)

BLOCK DIAGRAM (1/2)

Signal Flow and Processing Blocks

Illustrates signal paths from input selector through DSP to power amplifiers.

BLOCK DIAGRAM (2/2)

Video Signal Processing Path

Diagram showing video input selector, S-Video, and component video signal paths.

PIN CONNECTION DIAGRAM - ICs

SCHEMATIC DIAGRAM (FUNCTION)

SCHEMATIC DIAGRAM (RX-V2200 FUNCTION)

SCHEMATIC DIAGRAM (OPERATION)

SCHEMATIC DIAGRAM (DSP)

DSP Core and Interface Circuits

Schematic details of the DSP core, RAM, and interface circuits like ADC/DAC.

SCHEMATIC DIAGRAM (VIDEO) - RX-V1200 Series

RDS Decoder and Video Amplifier ICs

Schematic details for RDS decoder and video amplifier ICs.

SCHEMATIC DIAGRAM (VIDEO) - RX-V2200 Series

RDS Decoder and Video Amplifier ICs (RX-V2200)

Schematic details for RDS decoder and video amplifier ICs in RX-V2200.

SCHEMATIC DIAGRAM (MAIN)

Power Amplifier Stages and Protection

Schematic details of power amplifier stages, protection circuits, and voltage measurements.

SCHEMATIC DIAGRAM (POWER)

Power Supply and Voltage Regulator Circuits

Schematic details of power supply circuits, voltage selectors, and regulators.

REMOTE CONTROL TRANSMITTER - SCHEMATIC DIAGRAM

LCD Panel and Main Microcontroller IC

Schematic of the LCD panel and the main microcontroller for the remote.

REMOTE CONTROL TRANSMITTER - KEY CODE MAPPING

SCHEMATIC DIAGRAM (RX-V2200 REMOTE CONTROL TRANSMITTER)

LCD Panel and Main Microcontroller IC (RX-V2200)

Schematic of the LCD panel and main microcontroller for the RX-V2200 remote.

REMOTE CONTROL TRANSMITTER - INITIAL CODE AND MACRO SETUP

Initial Code Table

Table listing initial codes for remote control functions and their DSP/Zone2 compatibility.

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