Technics SL-HD550

Pin
No.
Terminal
Name
I/O Function
55 SUBC -
Sub-code serial output clock
(Not used, open)
56 SBCK -
Sub-code serial input data
(Not used, connected to GND)
57
V
SS
- GND terminal
58 X1 IN I Crystal oscillator terminal (f=
33.8688 MHz)
59 X2 OUT O
60
V
DD
I Power supply terminal
61 BYTCK - Byte clock signal (Not used,
open)
62 /CLDCK -
Sub-code frame clock signal
(Not used, open)
63 FCLK - Crystal frame clock (Not used,
open)
64 IPFLAG - Interpolation flag terminal (Not
used, open)
65 FLAG - Flag terminal (Not used, open)
66 CLVS -
Turntable servo phase synchro
signal
(Not used, open)
67 CRC -
Sub-code CRC check terminal
(Not used, open)
68 DEMPH - De-emphasis ON signal (Not
used, open)
69 RESY -
Re-synchronizing signal of
frame sync.
(Not used, open)
70 IOSEL I
I/O select signal input
(Connected to V
DD
)
71 /TEST I
Test terminal
(Not used, connected to power
supply)
72
AV
DD
1
I Power supply terminal
73 OUTL O L ch audio signal output
74
AV
SS
1
- GND terminal
75 OUTR O R ch audio signal output
76 RSEL I Polarity direction control
terminal of RF signal (Not used,
connected to power supply)
77
IOV
DD
I Power supply terminal
78 PSEL I Test terminal (Connected to
GND)