Teac TASCAM DA-P20 Service Manual page 19

Block Diagram for DA-P20 (Audio-Signal INPUT/OUTPUT)
74HCU04 : DIGITAL-IN © | >o | >0 piaetete ic201
74HCU04
DIGITAL-OUT -
oS Lec
O VDD
| = eek
Oscillator
rh
Error Voltage
Head phones | PHONES
' Volume (G=1)
LSIB
HD62014é
LSIA
LINE-OUT ¢
HD62004A
(G=1/2)
(G=2)
De-Emphasis
L-R Separate
2 car
20KHZ Ge | ATR
4570
'G=1) (
repo
PLAY! ;
> REC | O
Pre-Emphasis
O
6
(G=2) REC 1 O
: e)
UF MU
O Py
L
a ii
(G=1/2)
11.2896 12.288
(G=3)
MHZ MHZ
®
REC Offset Voltage Servo
For Sampling For Sampling
ADSW
frequency= frequency=
er
-
To CPU (yPD75312GF)
44.1KHz = 48KHz
S MIC.
OFL
S| pie
O LINE
REC Offset Voltage Servo