Sony HCD-F250AV Service Manual page 55

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MAIN BOARD IC501 uPD780016AYGF-011-3BA
Pin No. Pin Name
1 LINE-MUTE
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17 CAPM-CNT1P
18
19 SOFT-TEST
20 CAPM-CNT2P
21
22 RDS-DATA
23
TE
L 13942296513
24
25
26
27
28
29
30
31
32
33
34 SQ-DATA-IN
35
36
37 SW-ON/OFF
38
39
40
41
42
43
44 COM-DOUT
45
46 CD-POWER
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47
48
49
.
50
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I/O
O Line mute signal output
DBFB-H/L O DBFB H/L select signal output
442-LT O Latch signal output for IC101(M62442FP)
— — Not used
POWER O Power control signal output
F-RELAY O Main speaker relay control signal output
R-RELAY O Surround speaker relay control signal output(Not used)
PL-RELAY O Surround speaker relay control signal output
VSS — Ground
X2 O X'tal(5MHz)
X1 I X'tal(5MHz)
VDD — Power supply(+5V)
XT2 O X'tal(32.768kHz)
XT1 I X'tal(32.768kHz)
RESET I Reset signal input
AC-CUT I AC check input
I Capstan motor control 1(+) signal output
SCOR O Subcode data request signal output(Not used)
O Software test port
I Capstan motor control 2(+) signal output(Not used)
RDS-INT I Sirial data transfer clock input
I Serial data input
VDD — Power supply(+5V)
AVREF I Analog reference voltage input
ADJ I CD adjust point port
A-SHUT I Deck-A reel pulse detector
B-SHUT I Deck-B reel pulse detector
B-HALF I Half detector signal input
— — Not used
SPEC-IN I Versin select signal input
AMS-IN I AMS signal input
— — Not used
AVSS — Analog ground
I Sub code Q data input(Not used)
— — Not used
SQ-CLK I Sub code Q data clock input(Not used)
O Super woofer ON/OFF control output(Not used)
SW-MODE O Super woofer mode control output(Not used)
— — Not used
VSS — Ground
VOL-LAT O Latch signal 2 output for IC201(LV1041M)
PL-LAT O Latch signal 1 output for IC201(LV1041M)
COM-DIN I Common serial data input(Not used)
O Common serial data output(Not used)
COM-CLK O Common serial clock output(Not used)
O CD power ON/OFF control output
CD-DATA O CD data output(Not used)
x ao
CD CLK O CD clock output(Not used)
y
PL-CLK O Clock signal output for IC201(LV1041M)
i
PL-DATA O Data signal output for IC201(LV1041M)
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