JVC FS-SD9R Service Manual

3. Description
FS-SD5R/FS-SD7R/FS-SD9R
al
symbol
I/O
Description
a
symbol
}I/O
Description
1
|BCLK
O
|
Not
used
41)TES
O
|
Tracking
error
shunt
signal
output(H:shunt)
2
[LACK
[0
[Not
used
42
[PLAY
|
—
|Not
used
3
|SRDATA\O
|
Not
used
43
|
WVEL
|-—
|Not
used
4
|DVDD1
|-
|
Power
supply
(Digital)
44 |
ARF
|
|RF
signal
input
5
|DVSS1
|—
|
Connected
to
GND
45
|
IREF
|
|Reference
current
input
pin
ls
TX
Q
|
Digital
audio
interface
output
46
PRR
Bias
pin
for
DSL
;
:
ai
7
|MCLK
|
I
pen
ee
ae
47
|
DSLF
/O}
Loop
filter
pin
for DSL
8
|MDATA
ry
|
Micom
command
data
input
PLLF
1/O
|
Loop
filter
pin
for
PLL
9
|MLD
I
|Micom
command
load
signal
input
VCOF
—
|Not
used
|
[
10
|SENSE
10
| Sence
signal
output
AVDD2
|
—
|
Power
supply(Analog)
11.
|FLOCK
|
O
|
Focus lock
signal
output
Active
:Low
AVSS2_|
—
|Connected
to
GND(Analog)
12
|TLOCK
|
O
|
Tracking
lock
signal
output
Active
:Low
EFM
—
|Not
used
13
|BLKCK
;O
|
Sub-code
-
block
-
clock
signal
output
PCK
—
|Not
used
14
|SQCK
|
|
Outside
clock
for sub-code
Q
resister
input
PDO
—
|
Not
used
15
|SUBQ
|
O|
Sub-code
Q
-code
output
SUBC
—
|Not
used
16 |DMUTE
|
—
|
Connected
to
GND
SBCK
—
|Not
used
Status
signal
Connected
to
GND(for
X'tal
oscillation
Se
STAUSTS
ene
cc
CLUS
ISLE
Reet
SuNG
soe
7
circuit)
1g
[RST
|
I
XI
|
|
Input
of
16.9344MHz
X'tal
oscillation
circuit
19
|SMCK
|—|
Not
used
X2
O
|
Output
of
X'tal
oscillation
circuit
20
|PMCK
|—[Not
used
—(i‘~*S~CSCS™SC‘*
VDD
—
|
Power
supply(for
X'tal
cscillation
circuit)
21
|
TRV
O
|
Traverse
enforced
output
|
61
|
BYTCK
|
—
|
Not
used
22
|
TVD
O
|
Traverse
drive
output
62}
CLDCK
|
—
|
Not
used
23
—|
Not
used
FLAG
|
—|
Not
used
24
|ECM
O
Spindle
motor
drive
signal
(Enforced
IPPLAG
|
—
|
Not
used
mode
output)
3-State
25
|ECS
:
O
Seite)
drive
signal
(Servo
error
FLAG
|
Nenuused
26
|
KICK
O|
Kick
pulse
output
CLVS
| —
|Not
used
27
|
TRD
O
|
Tracking
drive
output
CRC
—
|
Not
used
28
|
FOD
[o
Focus
drive
output
DEMPH
Not
used
29
|
VREF
Reference
voltage
input
pin
for
D/A
RESY
it
Wek
ised
|
output
block
(TVD,FOD,FBA,TBAL)
30
|
FBAL
Q|
Focus
Balance
adjust
signal
output
lOSEL_
|
—
|
pull
up
31
es
O|
Tracking
Balance
adjust
signal
output
TEST
—
|
pull
up
32
|FE
|
| Focus
error
signal
input(Analog
input)
AVDD1
|
—
|
Power
supply(Digital)
33
[TE
|
|
Tracking
error
signal
input(Analog
input)
OUT
L
O
|
Lch
audio
output
34
|
RF
ENV!
|
|
RF
envelope
signal
input(Analog
input)
AVSS1_
|
—
|
Connected
to
GND
35
|
VDET
|
|
Vibration
detect
signal
input(H:detect)
75|
OUTR_
|
O|Rch
audio
output
36
|
OFT
|
|
Off
track
signal
input(H:off
track)
76
|
RSEL
—
|
pull
up
37
[TACRS
[
Track
cross
signal
input
77|CSEL
|
—
|
Connected
to
GND
38
|
RFDET
|
|
|
RF
detect
signal
input(L:detect)
78|PSEL
|
—
|
Connected
to
GND
39
|
BDO
|
|
BDO
input
pin(L:detect)
79!
MSEL_
|
—
|
Connected
to
GND
40
TLOON
je
Laser
ON
signal
output(H:on)
Pull
up
2-15

JVC FS-SD9R Specifications

General

Brand	JVC
Model	FS-SD9R
Category	Stereo System
Language	English