Yamaha PortaSound PSS-790 Owner's Manual page 43

Symptom
I
Abnormally works or malfunctions.
Any unfamiliar status found.
Cannot control the PSS-790 any longer.
—
Because the VECTOR SYNTH
Track in Song Memory is ON.
The PortaSound's internal micro-
computer may have been "locked up"
by Static Electricity or other factors.
Turn OFF the Pad Assign
function pressing the
corresponding button.
Clear the VECTOR SYNTH
Track out.
Step 1: Turn the PortaSound OFF.
Step 2: Then press the SINGLE FINGER
and FINGERED buttons simultaneously and
hold them down, and turn the POWER ON.
This operation is called "All Reset", and
brings the PSS-790 to the status when
shipped. But remember this operation will
clear the whole data in the Song Memory.
Battery Change:
ӘБ, ЕНЕ
* e Full:
Do
Li ci
STYLE "VOICE
MULTI DISPLAY
AAA
ASTO ACCOMP. BEAT
|
Channel Full:
STYLE/VOICE MULTI DISPLAY
STYLE E VOICE AUTO ACCOMP. BEAT
Check Sum Error:
MULTI DISPLAY
(27 (2)
888
AUTO АССОМР. ВЕАТ
Memory Full:
rr
EL CLE,
AUTO ACCOMP. BEAT
41