Technics SL-PJ28 - Page 9

© 1C601 (MN187204PKX): System controi & FL drive
1 SEG6
5 5
7 SEGO
8 | _ Ver Pt Power supply for FL drive ; | 27 | BscKo |
Pe [ve [poe oi
System clock terminal
(f=4.2336 MHz)
GND terminal
(Not connected)
Key scan signal
CLK | 0 | Data clock signal
Data discrimination signal
Data transmission command
signal Sos
RECV | o | Data receipt command signai
Eos snail
—~ 15 —
30 KEY5
5 5 i
35 KEY 0
alco eel
37 CM -
38
5
4
NC
Data signai for system
control terminal
Clock signal for system
control terminal
Key return signat
(Not connected)
Not used, connected to GND
(Not connected)
Search dial code signal
(Not used, open)
Digit signat to FL display
Segment signal to FL display
© 1C701 (AN8800SCE2): Servo amp
| tet [on | ten
Division
[| feceomeen
Bee ood
Sooo
[oe fomenoaernen |
[oe [= loci
fe | wow | 1 | an ON/OFF (“H": ON, “L”:
eee]
feted RF signal (X30 amp)
Pej rm | coe aati
| Cc. AGC ae AGC detection capacitor input
fe] ae | oo | F seem sae
13 | C. sBD0 Dropout detection capacitor
input iat aie:
RF DET RF detection signal (“L":
detecting)
jis | 00 | o | Dropout detection output
pel ve | | pote naka
ji] soo | 0 | Dropout detection pulse output
Power supply terminal for A/D
converter (+)
P84 Reference voltage output -
[ieee] Power supply terminal for A/D
converter (—)
Off track detection (“H”: det.)
lio
Division
fae | tar | Play signal (“H": ON, “L”: OFF)
Double velocity (“H”: double,
23
|
nes
“L":
single)
Bate
To
TES Tracking errors shunt (“H”:
shunt, “L": output)
25 | PTO ie) Potentio amp output
Potentio amp input
27 PBO ie) Potentio buffer output
28 POT ! Potentio buffer input
29 | CROSS fe)
cs
fe eae |
[me fener
jas | vor | 0 | Oscillation det. signal ("H”: det.)
peo frmeeees
B
Tracking error zero cross output
FBL2 | ~
28 | FBL1 ee Focusing batance 1
site creda
Photo detector Bch input with
1 Photo detector Ach input
“"" Twithout delay ~~
41 pps Photo detector Ach input with
x delay 7
Photo detector Bch input
without delay
~> | Focusing balance 2
GND terminal
—6—