Technics SL-HD301 - Page 16

SL-HD301 / SL-HD501
fh {h
TOTX178
TRANSMISSION
MODULE
(a
+B4
SPEED
SVRST
MCLK
MDATA
TC74HCT7007A
CONVERTER
(3.3V To 5V)
SGCK
+81
+B4
UPC29M33T
ez Tee)
{
+B4
12] 15
—— es oe )
a
470 sPEED 5
3 =z
OsvRst
22
© MCLK
‘40 MDATA
o §
© /MLD ao x
p=) a
i?) a
— O—-O
4
+B3
LM2940T5M
TESTO
Regulator
Vss©
REST
sw
OsaQck
J
o
CDUINT
CHKMODE
+B(13V)
CD REQ
M.GND
Q405
cs
+B(10V)
D.GND
SCLK
DATA
To Tuner/
Cassette Deck
7 Block Diagram
TAPE GND
NC
NC
Reh OUT
A.GND
Leh OUT
CLK
SPD
1] 9] 27] 26 39 31, 29] 28) 25] 17
O O O-O= OO O
— > i‘) Q a4 [e} = Qa bad N ee ]
eee 8 3 655 R Be
°° 8A ¥ O o <
= a |
LC66358C4K97
1C403 |
SYSTEM CONTROL
ae >
4 y w w 2 § |
° o za QD Zz Q o Qa
S a a= Ss #2 @6
G 4 On oH Oo OG =|
O O= — — O —_——
36 35
$790 S791
(OPEN\ (CLOSE ries
DET.) DET.)
KEY MATRIX
(S801~809)
TA7291S
MOTOR DRIVE
LOADING
MOTOR
eS ee ow ee ee
+B1
'
Note:
:
|
@Signalline
>:
CD
signal
J
eee ee ee
16