Tascam DA-30 - Page 22

ITA VWI |
1. Details of each TP terminal
e
TP401
No.1
PL
free-running
frequency
output
termi-
nal
No.2
GND
e@
TP402
No.1
PLL
shorting
terminal
—
shorted
to
ground
when
the
PLL
free-running
fre-
quency
is
adjusted.
No.2
GNO
e
TP403
No.1
+5V
—
+
power
supply
of
error
rate
counter
No.
2
GND
—
GND
of
error
rate
counter
e
TP404
No.1
FSYNC
—
frame
sync
signal
output
terminal
No.2
FLAG
—
error
correction
flag
output
terminal
No.3
C2
—
C
correction
error
output
terminal
No.4
GND
e
TP405
No.1
XTEST
—
TEST
terminal
(shorted
to
,
GND
during
testing)
No.2
GND
e TP407 SWH — switching pulse output terminal
@ TP410 ENV OUT — envelope output terminal
e TP412 No.1 ENV — envelope output terminal
No.2 GND
e TP413 No.1 PILOT — ATF pilot signal output termi-
"nal :
No.2 GND
OSCILLOSCOPE
FREQUENCY COUNTER
ae Oe
O90 o
Fig.
4-2
Connection
of
test
points
for
measurement
SHEFOME
LS7MHZ
164 - 166
ACH
ATF
orea
ATF
orea
aT Pik
° TP401
* TP402
© TP403
° TP404
° TP405
°TP407 -
© TP410
° TP412
° TPALS
ATF ores
FONS
NO.1 PLL BEM RRMA
NO.2
GND
€
NO.1 PLL Ya — beM-F--- PLL BEAR
:
SbF
CHIT.
WO.2
GND
NO.1
¢5¥---25—-b—-h*aADYI—+
BK
H0.2
GND---x5—-U-bhe
#9
79—
GND
NO.1
FSYKC--—-7V-
ARMS
SUF
3
NO.2
FLAG
—-x
5-877
5
SMART
i
N0.3
C2
---¢
IES
>
-
HOMEF
’
NO.4
GND
i
YO.1
XTEST-~-TESTHEF
(TEST
BY
GNDICET)
6:
NO.2
GND
SWIR--
2
4
op
FY
9
RMAF
:
ENV
OUT-—--z
vo
-
FHS
:
3
NO.1 EXV-—-x 4X0 — SMM
HO.2 GND
WO.1
PILOT---ATF
“4
O7
FBS
AMF
KO.2 GND
Aagyy:
hw eeTaetaleareren,
LS7MHz
31-33
ATF oreo
Fig.
4-3
Frequency
patterns
of
the
level
checking
test
tape
(TY-711
1)
%
LALA
F—A(TY-711)
Aik
Bet
9
—
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