Zoom G1X Service Manual page 6

6. PEDAL ASSIGN check
Press the PEDAL ASSIGN key, and make sure that the 7segment LED is displayed [SL].
And make sure that the PEDAL ASSIGN LED turns on in the order of "VOL ->WAH
-> DRY ->MOD ->DLY ->REV -> turns off", whenever the key is pressed.
7. EX Pedal
The 7segment LED is displayed EX PEDAL's AD value if the PEDAL is moved.
Make sure that this EX PEDAL's AD value is the same as below table.
Make sure that difference between MIN and MAX is 20 or more in hex and this value doesn't
decrease if EX PEDAL is pressed down.
Make sure that all PEDAL ASSIGN LEDs are blinking by pressing down the
EX PEDAL stronger.
8. Through sound
Input sine wave (440Hz, -20dBm) to the [INPUT] jack (J2) and monitor the output from
the [OUTPUT] jack (J4) with loudspeakers and oscilloscope.
Make sure that the sounds from both channel of [OUTPUT] jack (J4) are at the same
volume, without any noise and improper sound.
If "Mt" or "dL" is indicated on the 7 segment LED, press any key among [BANK UP
・TAP] key (SW1), [STORE] (SW3) and FOOT SWITCH [^] (SW5). Then make sure
that indication is changes to other.
9. SRAM (Delay sound)
1) Press [RHYTHM] (SW2) key and display indicates "dL".
2) Input sine wave (440Hz, -20dBm) to the [INPUT] jack (J2) and monitor the output
from the [OUTPUT] jack (J4) with loudspeakers and oscilloscope.
Make sure that the normal signal is output from Rch and the delayed signal is output
from the Lch of [OUTPUT] jack (J4) when "dL" is constantly indicated.
10. DSP mute
1) Press FOOT SWITCH [v] (SW4) and display indicates "Mt".
2) Input sine wave (440Hz, -20dBm) to the [INPUT] jack (J2) and monitor the output
from the [OUTPUT] jack (J4) with loudspeakers and oscilloscope.
Make sure that there is no output when "Mt" is constantly indicated.
Expression pedal
MIN(raise)
MAX(down)
Pushed all the way
- 6 -
Values
09 - 29
30 - 80
blinking
[VOLUME] LED