Sony TA-AV581 Service Manual page 13

Pin No. Pin Name
51 GND
52 +5 V
53 10DB. ATT
54 FUNC. MUTE
55 S.W. PHASE
56 STANDBY LED
57 NC
58 NC
59 S 18
60 S 17
61 S 16
62 S 15
63 S 14
64 S 13
65 S 12
66 S 11
67 S 10
68 S 9
69 S 8
70 S 7
71 VLOAD
72 S 6
73 S 5
74 S 4
75 S 3
76 S 2
77 S 1
78 NC
79 NC
80 DIGI
I/O
— Ground
— Power supply +5 V
O 10 dB ATT. switch output H when volume ATT. is used
O Line mute control output H for muting
O Super Woofer phase switch output L for normal, H for reverse
O STANDBY LED drive signal output
— Not connected
— Not connected
O Fluorescent tube segment signal output
O Fluorescent tube segment signal output
O Fluorescent tube segment signal output
O Fluorescent tube segment signal output
O Fluorescent tube segment signal output
O Fluorescent tube segment signal output
O Fluorescent tube segment signal output
O Fluorescent tube segment signal output
O Fluorescent tube segment signal output
O Fluorescent tube segment signal output
O Fluorescent tube segment signal output
O Fluorescent tube segment signal output
— Power supply –28 V power supply for fluorescent tube segment
O Fluorescent tube segment signal output
O Fluorescent tube segment signal output
O Fluorescent tube segment signal output
O Fluorescent tube segment signal output
O Fluorescent tube segment signal output
O Fluorescent tube segment signal output
— Not connected
— Not connected
O Fluorescent tube segment signal output
— 20 —
Function