Yamaha PSR-S970 Service Manual

■■ CONTENTS
PSR-S770 BLOCK DIAGRAM .................................................................... 3
PSR-S970 BLOCK DIAGRAM .................................................................... 4
CIRCUIT DIAGRAM
DMM (001–005) (PSR-S770) ........................................................... 5–9
DMH (001–005) (PSR-S970) ........................................................ 10–14
AJACK (AJACK, HP, MOD, PB) ......................................................... 15
PN1 001 (PNM) .................................................................................. 16
PN1 002 (PNS) ................................................................................... 17
PN1 003 (KNOB) ................................................................................ 18
PN2 (PNC/PNL/PNR) .......................................................................... 19
EMKS61A, MK-H, MK-L .................................................................... 20
CIRCUIT DIAGRAM
DIGITAL WORKSTATION
Note : See parts list for details of circuit board conponent parts.
■
WARNING
Components having special characteristics are marked
and must be replaced
with parts having specification equal to those originally installed.

Yamaha PSR-S970 Specifications

General

Polyphony	128 notes
Voices	989 Voices + 41 Drum/SFX Kits + 480 XG Voices
Fingering	Single Finger, Fingered, Fingered On Bass, Multi Finger, AI Fingered, Full Keyboard, AI Full Keyboard
Music Finder	Yes
One Touch Setting (OTS)	4 for each style
Display	7-inch TFT Color Wide VGA LCD
Keyboard	61 keys
Effects	Reverb, Chorus, DSP, Master EQ
Styles	450
Style Control	INTRO, MAIN VARIATION x 4, FILL x 4, BREAK, ENDING
Audio Recorder/Player	Recording: WAV (44.1kHz, 16bit, stereo); Playback: WAV (44.1kHz, 16bit, stereo), MP3
Internal Memory	Approx. 13 MB
External Drives	USB Flash Memory
Connectivity	Headphones, MIDI In/Out, USB to Device, USB to Host, AUX In
Speakers	13 cm x 2 + 5 cm x 2
Power Supply	PA-300C or an equivalent recommended by Yamaha