Roland GT-6 - Block Diagram

21
GT-6(T)
BLOCK DIAGRAM
fig.block
CN7
IC3
CODEC
AK4552
IC20 DSP
IC24
DRAM 4M
IC22
SRAM 1M
IC26
Flash 4M
LCD UNIT
SW 2 BOARD ASSY
PEDAL SW,LED
IC8
CODEC
AK4552
OUTPUT L
OUTPUT R
RETURN
SEND
PHONES
MIDI OUT IN
OUTPUT
VOLUME
IC21 CPU
H8S/2318
SUB EXP PEDAL
SUB CTL 1,2
INPUT
JK5
JK6
IC6b
IC6a IC7a
IC7b
IC4bIC5b
IC5a
IC4aVR1a
VR1b
IC2a
IC2bIC1b
JK4
JK3
JK2
JK1
JK11
EXT OD/DS
EXT OD/DS
JK8
CN2
CN1
CN2
SW 1 BOARD ASSY
PANEL SW,LED
CN11
EXP BOARD ASSY
PEDAL VR
CN4CN4
MAIN BOARD ASSY
DIGITAL OUT
SW4 BOARD ASSY
CARBON SW
CN10
CN8
ENC BOARD
ENCODER
SW 3 BOARD ASSY
PEDAL SW,LED
TR1
R71
IC17
IC19
TC9271FS
CN5
CN6
CN11
CN3
CN6
CN8
CN3
CN7