Sony HCD-XB66, Руководство по обслуживанию

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PANEL BOARD IC601 TMP87CH75F-6659
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 (–30V) (for fluorescent indicator tube drive)
3 LED1 O
LED drive signal output terminal (TUNER/BAND)
4 LED2 O
LED drive signal output terminal (ENTER/NEXT, GROOVE)
5 LED3 O LED drive signal output terminal (SUPER WOOFER, CD P )
6 LED4 O
LED drive signal output terminal (CD
·
)
7 LED5 O
LED drive signal output terminal (DECK B
ª
)
8 LED6 O
LED drive signal output terminal (DECK B · )
9 LED7 O LED drive signal output terminal (TAPE P , r REC)
10 LED8 O LED drive signal output terminal (EFFECT, ENTER)
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 (FILE 1, FILE 2)
16 LED10 O
LED drive signal output terminal (FILE 3, FILE 4)
17 TEST I Connected to ground
18 LED11 O LED drive signal output terminal (FILE 5, P FILE)
19 LED12 O LED drive signal output terminal (OTHERS, MUSIC)
20 LED13 O
LED drive signal output terminal Not used (open)
21 LED14 O
LED drive signal output terminal Not used (open)
22 LED15 O LED drive signal output terminal (DECK A · )
23 LED16 O
LED drive signal output terminal (DECK A
ª
)
24 VOL-A I Rotary encoder pulse input from the S701 (VOLUME)
25 LED17 O
LED drive signal output terminal Not used in this set
26 JOG-A I
Jog dial pulse input from the S711 ( ≠ AMS ± jog dial)
27 CLOCK I/O
Communication data reading clock signal input or transfer clock signal output with the system
controller (IC301)
28 DATA I/O
Communication data bus with the system controller (IC301)
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
36 KEY-4 I
(FLUORESCENT INDICATOR TUBE DRIVE, LED DRIVE, KEY CONTROL)
Key input terminal (A/D input) (S619, 620, 676 to 679, 681 to 686)
GEQ CONTROL, ENTER, CD
· / p / P , DISC SKIP, CD ) , REPEAT, PLAY MODE,
1/ALL DISCS, EDIT, CD
0
keys input
Key input terminal (A/D input) (S601 to 607, 609 to 616)
ENTER/NEXT, TUNER MEMORY, TUNING MODE, TUNER/BAND, /–,
STEREO/MONO, FUNCTION, GROOVE, GEQ
4
/
9
/
(
/
$
, SUPER WOOFER, SUPER W
MODE keys input
Key input terminal (A/D input) (S621 to 625, 651 to 659)
EFFECT, SOUND CONTROL WAVE, KARAOKE PON/MPX, SOUND CONTROL
SURROUND, P FILE MEMORY, DECK B
· / ª / ) / 0 / p / P , r REC, H SPEED DUB,
CD SYNC keys input
Key input terminal (A/D input) (S627 to 634, 667, 668)
SPECTRUM ANALYZER, DISPLAY/DEMO, POWER,
t
/CLOCK SET, REC, DAILY 1/2,
SLEEP, NON-STOP, DJ MIX LOOP keys input
Pin No. Pin Name I/O Function
37 KEY-5 I
38 DOOR SW I
CD door switch (S691 (
6
OPEN)) input terminal
39 SIRCS I
Remote control signal input from the remote control receiver (IC602)
40 VOL-B I Rotary encoder pulse input from the S701 (VOLUME)
41 JOG-B I
Jog dial pulse input from the S711 (
≠
AMS
±
jog dial)
42 SPEANA-1 I Spectrum analyzer drive (for low frequency) signal input terminal
43 SPEANA-2 I
Spectrum analyzer drive (for low and middle frequency) signal input terminal
44 SPEANA-3 I
Spectrum analyzer drive (for middle and high frequency) signal input terminal
45 SPEANA-4 I Spectrum analyzer drive (for high frequency) signal input terminal
46 L+R I Spectrum analyzer drive (for VACS, non-stop signal) signal input terminal
47 LED18 O LED drive signal output terminal (NON-STOP)
48 VASS —
Ground terminal
49 VAREF I
Reference voltage (+5V) input terminal (for A/D conversion)
50 VDD — Power supply terminal (+5V)
51 to 66 GR-1 to GR-16 O Grid drive signal output to the fluorescent indicator tube (FL601)
67 to 100 SEG-1 to SEG-34 O Segment drive signal output to the fluorescent indicator tube (FL601)
Key input terminal (A/D input) (S641 to 647, 661 to 666)
DECK A
·
/
ª
/
p
/
0
/
)
, DOLBY NR, DIRECTION, DIRECT PLAY DISC 1/2/3/4/5, DJ
MIX FLASH keys input