Panasonic SA-AK66 Service Manual page 24

SA-AK66
EFM signal output
PLL extraction clock output
(fPCK = 4.321 MHz during
normal playback)
VCO Loop filter for 33.8688
MHz conversation terminal for
16.9344 MHz crystal mode,
must use other circuit
Sub-code serial data output
Clock input for sub-code
serial data
pz. —__VSs-_—__ | _—___|GND =
58 X1 IN Crystal oscillating circuit input
(f = 16.9344MHz)
X2 OUT Crystal oscillating circuit input
(f = 16.9344 MHz)
VDD Power supply input (for
oscillating circuit)
BYTCK _|-__—_—([ Byte clock output
62 /CLDCK Sub-code frame clock signal
output ((CLDCK = 7.35 kHz
during normal playback)
63 FCLK Crystal frame clock signal
output (CLK = 7.35 kHz,
double = 14.7 kHz)
IPFLAG Interpolation flag output ("H" :
Interpolation)
65 FLAG} Flagoutput_
Spindle servo phase
synchronizing signal output
("H" : CLV, "L" : rough servo)
Sub-code CRC _ checked
output ("H' :OK, "L" :NG)
De-emphassis ON _ signal
output ("H" :ON)
Frame re-synchronizing signal
output
Mode Switching Terminal
Test input
Power supply input (for
analog circuit)
Left channel audio signal
output
GND
Right channel audio signal
output
RF signal polarity assignment
input (at "H" level, RSEL="H",
at "L" level, RESL="L")
5V supply input
Test terminal (connected to
Gnd)
SMCK oscillating frequency
designation input ("L':4.2336
MHz, "H":8.4672 MHz)
SUBQ output mode select
("H":Q-code buffer mode)
14.3. IC703 (AN8739SBE2) Focus coil/ Tracking coil/ Traverse motor/
Spindle motor driver
| PinNo. | Mark | VO | Function
7st | RESET outputterminal
ao NC eC
s_IN2 [Motor Drive (2) input
ae _ Pe oe Sane motor drive signal ("L
:ON)
BNC NC
6 INT, [Motor driver (1) input
7 INC NC
ia Pvccil___—|Power supply (1) for driver
9 |PGND1_|-__—|Ground connection (1) for driver_|
to: INC NG
11 D1- Motor driver (1) reverse-action
output
Motor driver (1) forward-action
output
Motor driver (2) reverse-action
output
ae ee oa
a
14 D2+ Motor driver (2) forward-action
output
15 Pe odes Motor driver (3) reverse-action
=F
output
Motor driver (3) forward-action
output
a isa | ea Motor driver (4) reverse-action
output
ae oe ae Motor driver (4) forward-action
output
Ho INC INC
20 |PGND2__|-__|Ground connection (2) for driver_|
21 |pvcc2l__—|Power supply (2) for driver
HIN.
|____|[Power supply terminal
|____|Reference voltage input
|__|Motor driver (4) input
|____[Motor driver (8) input
|_|Resetterminal
24
- INC.