Alto PBM4 SISTEMA, Руководство по обслуживанию

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1
2
3
4
5
6
78
A B C D
8
7
6
5
4
3
2
1
D C B A
2 1 3
+15V
PHANTO
M
[-
40/
-20dB
]
[-
30/
-10dB
]
LOW
-Z
HI-Z
PBM
4M
X
BL
O
C
K-f
in
al.Sch
Tit
el
Siz
e
F
ile
:
Date:
Draw
n B
y:
S
heet
Rev
isi
on
Model
N
o:
13-Jan-2005
SHUNG
L
IN
PBM
4-
M
X
BL
O
C
K AND L
EVEL
DIAG
RAM
1
1o
f
PBM
4-
M
X
VER0
50
10
5
A2
BLOCK DIAGRAM
[10dB
]
[-
10dB
]
2
-STAGE EQ
LO
W
HI
LEV
E
L
DFX SE
N
D
DF X(D SP)
[0
d
B
]
[-6
d
B
]
CH IN
PUT
(CH
1
-4
)
DF X (D SP)
OFF
ON
HA
ALTO PBM4
MAIN-BU S MAIN BU S
FX RETURN
M
A
IN
B
U
S
3c 5e 1a 4d 2b
T R
S
RN TN
DSP BO
ARD
PRESETS
MU
T
E
DSP F
O
O
T
SW
ITCH
AUX/DFX RET
DFX SEND
POWER AMPLIFIER
M
A
IN
B
U
S
1
AUX
SEND2
T R S S
2
T R S
M
A
IN
B
U
S
TA
PE IN
2-TRACK
MONITOR OUT
T R S
M
O
NI
TO
R LE
VE
L
TA
PE OU
T
2TK I
N
LEVEL
OUTPUT
M
A
IN
LEVEL
7-STAGE EQ
63Hz
160Hz
400Hz
1KHz
2.5KHz
6.3KHz
16KHz
( 4
P
O
IN
T
)
3. Block Diagram
3