Denon S-302 Service Manual page 57

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3 7 63 1515 0
M3087BFKBGP (IC201: 1U-3808)
TE
L 13942296513
Pin
Function Port name
No
1 P96 N.C.
2 P95 N.C.
3 P94 ON/_STBY
4 P93 OSD_ACK
5 P92 OSD_MTXD
6 P91 OSD_DRXD
7 P90 OSD_CLK
8 P146 N.C.
9 P145 N.C.
10 P144 N.C.
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11 P143 N.C.
12 P142 _TEMP_DET
13 P141 AUX_SW
14 P140 HP_SW
.
15
16 CNVSS1
17 P87 RESERVE 32.768K
18 P86 RESERVE 32.768K
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Port
INIT PU
setting
O -
O -
O -
I Pu
SO Pu
SI Pu
SO -
O -
O -
O -
O -
I Pu
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I FR Pu
I FR Pu
i
-
I Pd
O -
O -
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2 9
8
Q Q
3 6 7 1 3 1 5
OPEN
OPEN
ON/OFF control of MAIN POWER
OSD controller communication ACK input
OSD controller communication data output
OSD controller communication data intput
OSD controller communication clock output
OPEN
OPEN
OPEN
OPEN
Temperature malfunction detection signal (malfunction detection : L)
co
Plug insertion detection signal of front AUX input (Connected: H)
Headphone insertion detection signal (Connected: H)
.
Connect to GND
Internal flash memory update choice signal
Sub clock circuit (OPEN) 32.768kHz
Sub clock circuit (OPEN) 32.768kHz
57
9 4 2 8
0 5 8 2 9 9 4 2 8
Explanation
m
S-302
9 9
9 9