Panasonic RXD10 - RADIO CASSETTE W/CD, Service Manual

Page: 41 / 76

Pin
No.
Mark I/O Function
76 RSEL I RF signal polarity
assignment input (at “H”
level: RSEL = “H”) (at “L”
level: RSEL = “L”)
77 IOVDD I 5V Supply
78 PSEL I Test terminal (connected
to Gnd)
79 MSEL I SMCK oscillating
frequency designation
input (“L”: 4.2336MHz,
“H”: 8.4672MHz)
80 SSEL I SUBQ output mode select
(“H”: Q-code buffer mode)
-
IC703 (AN8739SBE2) Focus Coil/Tracking Coil/Traverse Motor/Spindle Motor
Driver
Pin
No.
Mark I/O Function
1 /RST - N.C.
2 NC - N.C.
3 IN2 I Motor Drive (2) input
4 PC2 I Turn table motor drive
signal (“L”:ON)
5 NC - N.C.
6 IN1 I Motor Driver (1) input
7 NC I N.C.
8 PVCC1 I Power supply (1) for driver
9 PGND1 - Ground connection (1) for
driver
10 NC - N.C.
11 D1- O Motor driver (1) reverse-
action output
12 D1+ O Motor driver (1) forward-
action output
13 D2- O Motor driver (2) reverse-
action output
14 D2+ O Motor driver (2) forward-
action output
15 D3- O Motor driver (3) reverse-
action output
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