Yamaha Tyros3 Service Manual page 85

Test 9
Function: Sound check of the Tone Generator 1
Description:
Sequentially outputs sounds starting from lower keys by
switching the channel of the sound source at the SWP51B
Master side for checking sound generator and sound. Check
that there is no abnormal sounds or noise.
Displayed Message:
００９：ＴＧ １ Ｃｈｅｃｋ
００９：ＴＧ １ Ｃｈｅｃｋ
−−
００９：ＴＧ １ Ｃｈｅｃｋ
Ｅｎｄ
Supplement:
Sound producing keyboard range is 32 notes from C2 to G4.
Number of sounds is 64.
Indications during Execution Circuit
Board
TG1 Check -- DM
TG2 Check -- DM
Selected screen
When a sound is being produced.
When the checking is fi nished.
Location Name in Circuit Diagram
IC505 SWP51B MASTER
IC506 SWP51B SLAVE
Test 10
Function: Sound check of the Tone Generator 2
Description:
Sequentially outputs sounds starting from lower keys by
switching the channel of the sound source at the SWP51B
Slave side for checking sound generator and sound. Check
that there is no abnormal sounds or noise.
Displayed Message:
０１０：ＴＧ ２ Ｃｈｅｃｋ
０１０：ＴＧ ２ Ｃｈｅｃｋ
−−
０１０：ＴＧ ２ Ｃｈｅｃｋ
Ｅｎｄ
Supplement:
Sound producing keyboard range is 32 notes from C2 to G4.
Number of sounds is 64.
Indications during Execution Circuit
Board
TG1 Check -- DM
TG2 Check -- DM
Tyros3
Selected screen
When a sound is being produced.
When the checking is fi nished.
Location Name in Circuit Diagram
IC505 SWP51B MASTER
IC506 SWP51B SLAVE
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