Sony TC-FX4 - Page 26

A
4-4. Meter Drive Section
[METER
TO REC/PB
BOARD
© ©
BOARD}
TC-FX4
TC-FX4
LEVEL (LED)
TIMING
[1] CIRCUIT
D501 D502
TO AUDIO AMP
CIRCUIT
TO SYSTEM CONTROL
CIRCUIT ©
—_— —_— —
C501 MSL935I
LED
DRIVE
LEVEL
(LED)
(L)
(R)
R506
G
44
oO
82
Lt
ovaauxd
4BIT
D/A
ay,
ay,
CONVERTER
R507
Z
®
82
LI
Ca)
1
Ge
Peal
os
SAR
G3)
82
4,
ha!
LOW:24V
HIGH: 44V
f 2
x
.@®.®,®,
=
Ald
i. Q@ ;
L
a\q
&)
a :
nw
fe) J
| @,
ry
TIMING
y OSC : CONTROL
(6)
n|@|
Ny,
HOM
=
wale
ta.
Ga
D501,
502
nl
SEs
1S1555
Lt
ee
Le.
:
P
MNase
4
#501
>
ove]
Lh
a
Lat.
470 2: “~~ HTT ty IG
stv | NS Di alle
fon
2.2v
HT
UO
ND
nen Wt:
e
|
She
TY Ny,
|
a’
Ny
fray
Nay,
Q501-504 Cay,
2SA952
3
a
LED
ORIVE
TY
O
\e
wn m _ @ Qo fo} nD
QS
~ 29 —
C501 MSL9351
compara | PARATOR
R—-CH L-CH
MEMORY MEMORY
MEMORY
CONTROL
4BIT
D/A CONVERTER
Note:
Color code of sleeving over the end of the jacket.
@ se : B +t pattern
Note:
e All capacitors are in uF unless otherwise noted. pF: wyF
50WV or less are not indicated except for electrolytics
and tantalums.
e
All
resistors
are
in
ohms,
%W
unless
otherwise
noted.
kQ
:
10002,
MQ
:
1000
k2
: B+ bus.
Voltages are dc with respect to ground unless otherwise
noted.
@ Readings are taken under no-signal conditions with
a VOM (20 k&2/V).
e Voltage variations may be noted due to normal produc-
— 30 —
tion tolerances.