Roland PM-30 - Block Diagrams; Main Unit Signal Flow; Satellite Speakers Signal Flow; Troubleshooting Common Issues

14
Block Diagram
TREBLE
LPF
(AMP MUTE CONTROL)
PUNCH
LEVEL
MODE SELECT
ON/OFF
MIDDLE
BASS
MASTER
VOLUME
VOLUME
VOLUME
WOOFER CONTROL
L/MONO
R
LR
DSP
WOOFER
PHONES
SATELLITE
SATELLITE
INPUT
INPUT
SPEAKER OUT
LINE OUT
L
R
EQUALIZER
* No sounds is played through the Main unit and
satellite speakers while the PHONES jack is use.
Main Unit
Satellite Speakers
L/MONO
V-DRUMS
LINE IN
LINE IN
LINE IN
LINE IN
V-DRUMS/CH1
CH2
CH3
R
L/MONO
R
L/MONO
R
L
R
Troubleshooting
No sound from the main unit speaker
❏ Could the WOOFER CONTROL VOLUME knob be set to 0?
→ Turn the WOOFER CONTROL VOLUME knob to raise the volume.
PM-30_e.book 14 ページ ２００６年８月１１日 金曜日 午後１０時２０分