Specifications

Troubleshooting GFX-8 Specifications
Troubleshooting
42
ZOOM GFX-8
GFX-8 Specifications
Number of effect programs
69 (67 effects + amp simulator + ZNR)
Number of effect modules
4 + amp simulator + ZNR
Sampler function Maximum recording time 25 seconds
Variable playback speed
Patch memory capacity
USER:
20 banks x 4 = 80 (read/write)
PRESET: 40 banks x 4 = 160
Total 240 patches
Sampling frequency 40 kHz
A/D converter 20 bit, 64 times oversampling
D/A converter 20 bit, 128 times oversampling
Inputs Guitar input
Standard monaural phone jack (Rated
input level: -10 dBm, input impedance:
470 kilohms)
External return
Standard monaural phone jack (Rated
input level: -10 dBm, input impedance:
470 kilohms)
AUX IN Mini phone jack (stereo) (Input
impedance: 10 kilohms)
Reference input level: -10 dBm to +4
dBm
Outputs Line output
Standard monaural phone jack x 2 =
stereo (Rated output level: +4 dBm,
output load impedance: 10 kilohms or
more)
Headphone output
Standard stereo phone jack
External send
(Rated output level: -10 dBm, output
load impedance: 10 kilohms or more)
Control connectors MIDI OUT , MIDI IN
Display 8-digit alphanumeric LED display
2-digit 7-segment LED display
Power requirements 12 V AC (from supplied AC adapter
AD-0008)
Dimensions 455 (W) x 203 (H) x 80 (D) mm
Weight 3.6 kg
* 0 dBm = 0.775 Vrms
* Design and specifications subject to change without notice.
No sound or very low
volume
Is correct AC adapter connected, and is power
switch turned on?
Turn the system on as described in "Preparations".
Follow the instructions in "Getting Connected".
Are connections between INPUT jack and
instrument, OUTPUT jack and playback system
established correctly?
Is shielded cable defective?
Try replacing the cable.
Is GFX-8 set to mute condition?
Cancel the mute condition.
For some patches, the expression pedal controls the
volume. Set it to a suitable position.
Is playback system turned on? Are all volume
controls at instrument and amplifier etc. set to
proper levels?
Is expression pedal raised?
Check all devices and adjust controls.
Recording/playback not
possible in jam play mode
Are you trying to record from CD player
connected to AUX IN jack?
Jam play can only record signals from INPUT
jack.
Is expression pedal raised?
In jam play mode, expression pedal is used to
adjust record/playback volume. Set pedal to a
suitable position.
Recording/playback not
possible in sampler mode
Is recording source selected correctly?
Set SOURCE parameter to a suitable setting.
Is expression pedal raised?
In sampler mode, expression pedal is used to
adjust playback volume. Set pedal to a suitable
position.
Cannot send MIDI
information
Is MIDI OUT connector function set to "MIDI
THRU"?
Set connector function to "MIDI OUT".
Cannot receive MIDI
information
Is jam play/sampler function being used?
In jam play/sampler mode, no MIDI information
is accepted.
Symptom Check Remedy