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SECTION 4
DIAGRAMS
4-1.
BLOCK DIAGRAM
J502
nice
| Ot
R
1C501
INPUT SELECT
|
| i
:
i
L | (QH
=.
INPUT
MD/DAT
o i
R1| OW
as
1C551(1/2)
J501(1/2)
| O
EQUAL | ZER
1]
ae
~
1C551(1/72)
a.
EQUALIZER
AMP
AU BUS | (13)
L-OUT
eNO (2/2)
Si@
eee
=
|Sok—
L-REC OUT j (7)
ANALOG
BUS
L
ANALOG
BUS R
MIC
IN
1C502( 1/2)
MUTE
J501 (2/2)
| a
OUTPUT-—— | MD/DAT
1
1
sy OH
43)
A~SEL1
(J—orr
03
4)
A~SELO
1C 102
K-PON SWITCH
1C301
1C420
1C460
GRAPH!C
EQUAL! ZER
G. EQ. DRIVE
A/D
CONVERTER
N-INV
L IN
VO 63
A
INI
INV
VO
160
IN2
DO
1N1
R IN
vO 400
A
IN3
SARS
—
IN4
INS
IN6
IN7
INO
1C430
KEY SELECT
SWITCH
Ic102(1/72)
|
SURROUND SWITCH
1C103(1/2)
L&R MIX AMP
GRAPHIC
EQUAL! ZER
R CH
Q401,451 |
MUTE
SWITCH
[C601
SYSTEM CONTROL
CLK
Q460
| MUTING
| CONTROL |
1C201
DIGITAL DELAY
(39) LPFI IN
SURROUND |
MIX AMP
| 1c203(1/2)
INVERT
AMP
OP2 OUT (G3)
[1205
| SURROUND
MIX
AMP
SURROUND SWITCH
a
1C621
TIME
COUNTER
X620
32. 768KHz
A POWER
601
AUB BUFFER
+5V
D601
Q630
RESET
Q902,905
POWER
ON/OFF
SWITCH
RESET
(8)
RESET
(15)
(6) OUT
+5V
Peel
[ "FUNCTION
LED
|
|
D701~-706,710
| $736,.737.757,758
I
!
1
M4
1
'
&
i
{
bos Sele
ee eh
1°2°24-21+17+15-11
QA,B,QC-OF -QJ+QL-a0
1C701
LED
DRIVE
KEY
1
!
!
t
i
I
i
1
i
1
|
i
J
i
+5V
D+5V
"FUNCTION KEY. =
$730-733
$736-740
$752-754
$756-760
—
D903
R921
VA:+30V)
=
,
'
HALA
(
) =e
ee $e}
—
:
D90 1-904
BALANCE
(1)
CL,CLK,LE
1C901
+10V TRACKING REG
V+5V/D+5V
[C903
+5V REG
$33-S35
$33-S35
F
D905,906
1C702
FL DRIVE
Gi-G15,B11-B8
60-46-44—41
B7
B8-B11,G15-G1
FL701
FLUORESENT
INDICATOR
TUBE
$32-S16
$32-S16
10703
FL DRIVE
CN501(1/2)
SYSTEM
CONTROL
T901
POWER
TRANSFORMER
3
F905 ,904
2,0A
VFI
VF2
*
SEQ-H3800
CN909
AC
OUTLET
450W MAX
CNS01
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