Sony HCD-V707, Service Manual

Page: 27 / 81

– 27 –
• PANEL BOARD IC601 TMP87CM75-6564
(FLUORESCENT INDICATOR TUBE DRIVER, KEY CONTROL, LED DRIVER)
Pin No. Pin Name I/O Function
1 SEG-35 O
Segment drive signal output to the fluorescent indicator tube (FL601)
2 V-LOAD —
Power supply terminal (–30 V) (for fluorescent indicator tube drive)
3 LED1 O
LED drive signal output terminal (deck-A
·
/
ª
)
4 LED2 O
LED drive signal output terminal (
P
PAUSE,
r
REC)
5 LED3 O
LED drive signal output terminal (deck-B
·
/
ª
)
6 LED4 O LED drive signal output terminal (TUNER BAND)
7 LED5 O
LED drive signal output terminal (EFFECT ON/OFF, ENTER/NEXT)
8 LED6 O
LED drive signal output terminal (GROOVE, NON-STOP)
9 LED7 O
LED drive signal output terminal (JOG,
±
,
≠
)
10 LED8 O
LED drive signal output terminal (+, –)
11 VSS —
Ground terminal
12 X-OUT O System clock output terminal (8 MHz)
13 X-IN I
System clock input terminal (8 MHz)
14 RESET I
System reset signal input from the reset signal generator (IC302) “L”: reset For several
hundreds msec. after the power supply rises, “L” is input, then it changes to “H”
15 LED9 O LED drive signal output terminal (VCD)
16 LED10 O
LED drive signal output terminal (decoration center/right position)
17 TEST I
Connected to ground
18 LED11 O LED drive signal output terminal (decoration left position)
19 LED12 O
LED drive signal output terminal (DISC 1)
20 LED13 O
LED drive signal output terminal (DISC 2)
21 LED14 O
LED drive signal output terminal (DISC 3)
22 LED15 O
LED drive signal output terminal (
· ∏
)
23 LED16 O
LED drive signal output terminal (PBC, AUTO PBC)
24 VOL-A I
Rotary encoder pulse input from the S602 (VOLUME)
25 LED17 O LED drive signal output terminal Not used (open)
26 JOG-A I
Jog dial pulse input from the S601 (JOG)
27 CLOCK I/O
Communication data reading clock signal input or transfer clock signal output with the master
controller (IC301) and IIC interface controller (IC901)
28 DATA I/O
Communication data bus with the master controller (IC301) and IIC interface controller
(IC901)
29 LED SELECT O
LED selection signal output terminal
30 VDD —
Power supply terminal (+5V)
31 VSS —
Ground terminal
32 MODEL I
Destination setting terminal
33 KEY-1 I
34 KEY-2 I
35 KEY-3 I
Key input terminal (A/D input) (S655 to 668)
deck-B
·
/
ª
/
)
/
0
/
p
,
P
PAUSE,
r
REC, CD SYNCHRO, HIGH SPEED
DUBBING, deck-A
)
/
0
/
p
/
·
/
ª
Key input terminal (A/D input) (S631 to 637, 639, 640, 642)
DBFB, SURROUND, TUNING MODE, STEREO/MONO, EFFECT ON/OFF, KARAOKE
PON/MPX, TUNER/BAND, FLASH, TUNER MEMORY, FUNCTION
Key input terminal (A/D input) (S617, 618, 620 to 626, 638)
LOW/HIGH FREQUENCY, ENTER/NEXT, GROOVE, GAME, MOVIE, MUSIC,
P FILE, WAVE, LOOP
www. xiaoyu163. com
QQ 376315150
9 9
2
8 9
4 2
9 8
TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3
Q Q
TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com