Aiwa CSD-EX5 - Page 10

IC, TC9236F
Pin No.
TEST4 Test terminal. Normally "H” or open. (Not used. )
Test terminal. Normally "H” or open. (Not used. )
TEST5
CK8M 8M clock output terminal. (Not used. )
COFS
Correction
sytem
frame
frequency
signal
output
terminal.
7.
35kHz
(Not
used.
)
Processor status signal output terminal.
Correction/discrimination
data,
memory
buffer
capacity,
etc.
(Not
used.
)
Playback
system
frame
frequency
signal
output
terminal.
7.
35kHz
(Not
used.
)
Subcode sync signal output terminal. (Not used. )
Subcode Q data output terminal. (Not used. )
SPDA
PFCK
SUBSYC
SUBQ
SBOK
Subcode
Q
data
CRC
check
data
output
terminal.
OK
when
"H”.
(Not
used.
)
~ 1s O}lwH
4
Bivuivo
GlalT< mj; Azla oO; o;O
Crystal oscillator connection terminal.
Digital power voltage terminal. (+5V)
me Petre NRK] oO
13 Digital GND terminal.
Command and data send/receive I/O terminal.
14
B
US3
cCw
co
Chip
enable
signal
input
terminal
for
command
and
data
send/recieve.
Bus
line
active
when
"L”.
Command
and
data
send/receive
clock
input
terminal.
20
4M
clock
output
terminal.
4.2366MHz
(Not
used.
)
Reset input terminal. Internal system reset when "L”.
Subcode
Q
data
control
bit
update
inhibition
signal
input
terminal.
Update
inhibitted
when
"H”.
(GND)
Subcode P - ¥ output terminal. (Not used. )
Subcode P - W data read-out clock input terminal.
Lock
status
output
terminal.
“L”
when
sync
pattern
siganal
in
EFM
signal
is
not
detected
within
17
ms
in
runaway
detection.
(Not
used.
)
22
tw [ye] we _ _—
ALA fo) xy m& |
riladioa a Zia
QO}; & Zz 4 OI}
xA}O a ALTA
ive)
on
w]e no
oO} oo oO
aw w
cs _
oy = oO A
LOCK
i)
Test terminal. Normally "H" or open. (Not used. )
De
7
fect
detection
signal
output
terminal.
VREF
when
a
defect
signal
is
detected:
Normally
HiZ.
(Not
used.
)
Tracking
gain
adjustment
analog
switch
output
terminal.
VREF
or
HiZ.
4
3} 0 win | rl oO ee hs
TEL1
Analog
switch
output
terminal
for
switching
the
low
range
phase
compensator
of
the
tracking
servo
loop.
HiZ
(gain
up)
when
shock
signal
is
detected;
VREF
when
gain
up.
ie)
co)
TGUL
Analog
switch
output
terminal
for
switching
the
middle
and
high
range
phase
compensator
of
the
tracking
servo
loop.
HiZ
(gain
up)
when
shock
signal
is
detected;
normally
VREF.
TGUH1
is
used
when
playing
back
in
normal
mode;
TGUH2
when
playing
back
in
high
speed
mode.
TGUH2
w
iw
TGUH1
Tracking actuator kick signal output terminal.
Kicked
to
an
external
cylinder
when
"H";
an
internal
cylinder
when
"L”.
ev]
TKIC
Feed
servo
ON/OFF
analog
switch
output
terminal.
(Pin
®
is
not
used.)
[ Feed servo | —FWON
a
[or | yr
| FON
HiZ
w wo
ol
te] = A
13
I
\
Feed motor FWD/B¥D operation control signal output terminal.
Feeds
to
an
external
cylinder
when
"H";
feeds
to
an
internal
cylinder
when
"L”.
Test terminal. Normally "H" or open. (Not used. )
Analog
switch
output
terminal
for
switching
the
gain
of
the
disk
motor
drive
circuit.
2VREF Two times reference voltage input terminal. (VREF x 2)
[wie
[on
[ore
Fra
sare]
pw Normal PLAY etc.,
(Focus servo ON: FOK)
—
—
”n le} oa
Focus
actuator
drive
signal
output
terminal
in
focus
gain
adjustment
mode.
(Not used. )
Other than focus gain adjustment
Command | FKIC output
al
B
Focus
gain
adjustment
analog
switch
output
termianal.
(Not
used.
)
Focus error signal input terminal.
cS ~]
+y les}
TESH
Analog
switch
input
terminal
for
sample-holding
of
the
tracking
error
signal.
VFEF when tracking servo is OFF.
RF signal input terminal.
RFI ;
AGND Analog GND terminal.
DTSC2
EFMO
fea]
w
14
DTSC1l
AVCC
PDCNT