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Yamaha CS6X Service Manual

Yamaha CS6X
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CS6X
21
TEST PROGRAM
T1 RAM READ/WRITE OK/NG, (MAIN SRAM/WAVE DRAM)
T2 RAM BATTERY OK/NG, 2.7V or more, Less than 3.5V
T3 WAVE ROM OK/NG
T4 LCD ON/OFF blinking alternately
T5 PANEL SWITCH/LED OK/NG
T6 ENCODER OK; 0 to +127(0) to -127
T7 KEYBOARD OK, KEY CODE/KEY TOUCH
T8 KNOB A-2 OK/NG, 64-127-0-64
T10 KNOB 1-4 OK/NG, 64-127-0-64
T11 KNOB 5-14 OK/NG, 64-127-0-64
T12 CONTROLLER OK/NG, 64-127-0-64 (PB), 0-127-0 (MW), 0-107-0 (AT)
T13 FOOT CONTROL SWITCH OK, 0-127-0
T14 BREATH CONTROLLER OK/NG, 127-0-127
T15 CARD OK/NG
T16 MIDI IN/OUT/THRU OK/NG THRU Confirmation
T17 HOST SELECT OK/NG
T18 TO HOST OK/NG
OUTPUT(L): +6.0 ± 2 dBm; OUTPUT(R): Less than -72.0 dBm (10 kohm load)
T19 1 kHz OUTPUT L
INDIV(1): +6.0 ± 2 dBm; INDIV(2): Less than-72.0 dBm (10 kohm load)
PHONES(L): +5.0 ± 2 dBm; PHONES(R): Less than -64.0 dBm (33 ohm load)
OUTPUT(L): Less than -72.0 dBm (10 kohm load); OUTPUT(R): +6.0 ± 2 dBm
T20 1 kHz OUTPUT R
INDIV(1): Less than -72.0 dBm (10 kohm load); INDIV(2): +6.0 ± 2 dBm
PHONES(L): Less than -64.0 dBm (33 ohm load); PHONES(R): +5.0 ± 2 dBm
T21 A/D LEVEL, JACK OK
T22 A/D -> D/A OUTPUT (L, R): +15.0
±
2 dBm (Line) (10 kohm)
T23 PLUG- IN1 OUTPUT (L, R): +11.5
±
2 dBm (10 kohm)
T24 PLUG- IN2 OUTPUT (L, R): +11.5
±
2 dBm (10 kohm)
T25 mLAN OK/NG
T26 FACTORY SET OK/NG Initialized state
T27 SWP CH 1 kHz, sine wave
T28 EXIT (NOISE LEVEL)
OUTPUT (L, R): Less than -82.0 dBm (10 kohm load)
PHONES (L, R): Less than -85.0 dBm (33 ohm load)
Test Conditions, Judgment Criteria, etc.
Measuring instruments: frequency counter, oscilloscope, AC voltmeter (JIS-C curve type), distortion meter
(with flat filter), keyboard amplifier, etc.
Jigs: MIDI cable, specially designed expansion board, etc.
Test No.
Test Item

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Yamaha CS6X Specifications

General IconGeneral
Polyphony64 voices
Multitimbral16 parts
Keyboard61 keys
ArpeggiatorYes
SamplingNo
Waveform ROM16MB
Velocity SensitivityYes
AftertouchYes
LFOYes
DisplayLCD
Year Released1999
OscillatorsAWM2
EffectsReverb, Chorus
OutputsHeadphones
Memory512 presets, 128 user
StorageSmartMedia Card
ConnectorsMIDI In/Out/Thru
ControlPitch bend, Modulation wheel
FilterResonant multimode (low-pass, high-pass, band-pass)

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