Roland AT-80SL - Block Diagram 1

66
Jun. 2005
BLOCK DIAGRAM 1
fig.block
INPUT
PHONES
VOLUME
MIC
MI C PHONES BOARD
AMP
INDI CATOR BOARD
I LLUMINATION
Ful l Range( 8cm)
Ful l Range( 8cm)
PS AMP BOARD
AMP
POWER
MUT E
EQ
+/-12V
A. GND
MUT E
AMP
POWER
MUT E
EQ
Ful l Range( 16cm)
Ful l Range( 16cm)
AMP
POWER
MI XEQ
MUT E
Trans
Trans
Powe r SW
AC
Inle t
Fus e
Fus e
Fus e
FUSE BOARD
LAMP C BOARD
LAMP A BOARD LAMP B BOARD
TRANS BOARD
TRANS BOARD
Fuse
Trans
TRANS BOARD
M
MUT E
AMP
MUT E
LR LR LR
INPUT MA I N OU T
SW
AMP
NORMALRSS
WAB BOARD
Tr ans
TRANS BOARD
MU S I C R E S T L A MP
C
C
TWEETER
TWEETER
AUX OUT
V
POWER FOR FDD
POWER
Woofer ( 30cm)
FOOT LAMP
IC5
IC3
IC1
IC5, 6
IC5
IC14
Q1 , 7 , 1 1 , 2 0
Q2 2 , 2 8 , 3 0 , 3 6
Q12, 13, 14, 16
SW2 J K7 J K8 J K2 J K3 J K5 J K6
JK10 JK11
VR3