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PMA-9S25R/725R
SEMICONDUCTORS
e IC's
uPC5023CS-064 (IC401,402)
Contents
Name
Contents
_{2ZDi__|
Control signal stabiliser input
ZDO_|
Control signal stabiliser output
Comparator output
PH-| | Peak hold input
Comparator input (-)
14
PHO_ | Peak hold output
Comparator input (+)
EG |
Floating common
15
EAEO | Controller gain setting
16
EACO | Control signal output
Comparator input (+)
a
|
17
EA+!
| Reference voltage
Comparator input (-)
——+
18
EA-1 | Comparator gain setting
Comparator output
19
EAO | Comparator output
+ Power supply
D10 [1 |
[42] D9
R13 [12]
[31] osc2
rai [14]
[29] Test
INTO/R32
fr Breakdown
detect input
INTi/R33 [20]
| 23] R40/ANO
ano (27 |
[22] avec
< oo
NOP
Discrimination post by user's genre
fe)
&
i
f
:
z ¢
4
z
eller Fill Oscillator 4MHz; External
Colles Fill Oscillator 4MHz; Extemal
20
V-
— Power supply
HD404304A13P Terminal Function
| 1 [oo
jo |
K
TAPE-2 Control
TAPE-1 Control
AUX Control
TUNER Control
Mutually reset;
f= felelel
ele lel ele lel ele ee Ee PEE EEE EE EEE EEE
eres
14
CD Control
PHONO Control
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