Sony CX-JTV8 / JAX-TV8 Service Manual ▷ View online
57
CX-JTV8
Pin No.
Pin Name
I/O
Description
199
TMODE0
I
Selection signal input terminal for the test Not used
200
AUDDTI
I
Serial audio data input terminal Not used
201
AUDDTO0
O
Serial audio data output to the digital filter
202
AUDDTO1
O
Serial audio data output terminal Not used
203
AUDBCK
O
Serial audio bit clock signal (2.8224 MHz) output to the digital filter
204
AUDLRCK
O
Serial audio L/R sampling clock signal (44.1 kHz) output to the digital filter
205
AUDXCLKO
O
Serial audio clock signal output to the digital filter
206
CLKA
I
Sub system clock input terminal (27 MHz)
207
CLKB
O
Sub system clock output terminal (27 MHz)
208
VDD9
—
Digital power supply terminal (+2.5V) (for CD-DSP block)
209
THRCLK
I
Clock signal input terminal for the test Not used
210
TESTEN
I
Setting terminal for the test Normally: fixed at “L”
211
TCLK
I
Clock signal input terminal for the test Not used
212
TMODE1
I
Selection signal input terminal for the test Not used
213
TRST
I
Reset signal input terminal for the test Not used
214
VSS9
—
Digital ground terminal
215
V AVS1
—
Analog ground terminal (for D/A converter)
216
V AVD1
—
Analog power supply terminal (+2.5V) (for D/A converter)
58
CX-JTV8
•
MAIN BOARD IC309 BU2099FV (MULTI CONTROLLER)
Pin No.
Pin Name
I/O
Description
1
VSS
—
Ground terminal
2
NC
—
Not used
3
DATA
I
Serial data input from the tape mechanism controller
4
CLOCK
I
Serial data transfer clock signal input from the system controller
5
LCK
I
Serial data latch pulse clock signal input from the system controller
6
REC
O
Recording on/off control signal output terminal “L”: recording
7
BIAS
O
Recording bias on/off control signal output terminal “L”: bias on
8
A/B
O
Deck-A/B selection signal output to the deck-A/B select switch “L”: deck-B, “H”: deck-A
9
PB MUTE
O
Playback muting on/off control signal output to the recording/playback equalizer amplifier
“H”: muting on
“H”: muting on
10
REC MUTE
O
Recording muting on/off control signal output to the recording/playback equalizer amplifier
“L”: muting on
“L”: muting on
11
TUNER MUTE
O
Tuner muting on/off control signal output to the tuner unit “H”: muting on
12
LM-R (CD)
O
Loading motor drive signal output terminal
13
LM-L (CD)
O
Loading motor drive signal output terminal
14
TM-R (CD)
O
Table motor drive signal output terminal
15
TM-L (CD)
O
Table motor drive signal output terminal
16
FRONT SPON/OFF
O
Front speaker on/off relay drive control signal output terminal “L”: front speaker on
17
REAR SPON/OFF
O
Surround speaker on/off relay drive control signal output terminal “H”: surround speaker on
18
SO
O
Serial data output to the bass boost controller
19
OE
—
Not used
20
VDD
—
Power supply terminal (+3.3V)
59
CX-JTV8
•
MAIN BOARD IC310 BU2099FV ( BASS BOOST CONTROLLER)
Pin No.
Pin Name
I/O
Description
1
VSS
—
Ground terminal
2
NC
—
Not used
3
DATA
I
Serial data input from the multi controller
4
CLOCK
I
Serial data transfer clock signal input from the system controller
5
LCK
I
Serial data latch pulse clock signal input from the system controller
6
LINE OUT MUTE
O
Line out muting on/off control signal output terminal “H”: muting on
7, 8
NC
—
Not used
9
I-BASS
O
Bass boost on/off control signal output terminal “L”: bass boost on
10 to 12
CTRL3 to CTRL1
O
Frequency control signal output terminal
13
BB CTRL4
O
Bass boost control signal output terminal “H”: bass boost +10dB
14
BB CTRL3
O
Bass boost control signal output terminal “H”: bass boost +8dB
15
BB CTRL2
O
Bass boost control signal output terminal “H”: bass boost +6dB
16
BB CTRL1
O
Bass boost control signal output terminal “H”: bass boost +5dB
17
CD MUTE
O
CD muting on/off control signal output terminal “H”: muting on
18
SO
O
Serial data output terminal Not used
19
OE
—
Not used
20
VDD
—
Power supply terminal (+3.3V)
60
CX-JTV8
•
PANEL BOARD IC201 BU2099FV (LED DRIVER)
Pin No.
Pin Name
I/O
Description
1
VSS
—
Ground terminal
2
NC
—
Not used
3
DATA
I
Serial data input from the system controller
4
CLOCK
I
Serial data transfer clock signal input from the system controller
5
LCK
I
Serial data latch pulse clock signal input from the system controller
6
CD
O
LED drive signal output of the CD indicator “L”: LED on
7
TUNER
O
LED drive signal output of the TUNER BAND indicator “L”: LED on
8
AUX
O
LED drive signal output of the MD (VIDEO) indicator “L”: LED on
9
TAPE
O
LED drive signal output of the TAPE A/B indicator “L”: LED on
10
I-BASS
O
LED drive signal output of the i-BASS indicator “L”: LED on
11
MOTOR
O
Capstan/reel motor drive signal output terminal “L”: motor on
12
A-SOL
O
Deck-A side trigger plunger drive signal output terminal “L”: plunger on
13
B-SOL
O
Deck-B side trigger plunger drive signal output terminal “L”: plunger on
14
NC
—
Not used
15
HEAVY
O
LED drive signal output of the HEAVY indicator “L”: LED on
16
VOCAL
O
LED drive signal output of the VOCAL indicator “L”: LED on
17
SALSA
O
LED drive signal output of the SALSA indicator “L”: LED on
18
SO
O
Serial data output to the tape mechanism controller
19
OE
—
Not used
20
VDD
—
Power supply terminal (+3.3V)
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