Sony HCD-GR3 Service Manual page 34

Pin No. Pin Name
41 AUB IN
42
AUB OUT
43
FOCUS SW
44
SQ-CLK
45
SQ-DATA
46 X-LAT
47
TEST
48
VAREF
49
VA
SS
50
V
SS
51
V
DD
52
SPEC
53
DESTINATION
54
DISC SENS
55
TC RELAY
56
A-SHUT
57
B-SHUT
58
B-HALF
59
A-HALF
60
220-A-PLAY
61 220-B-PLAY
62
62427 LAT
63
K-CON-LAT
64
VOL LAT (AV)
65
REAR SP RELAY B
66 FRONT SP RELAY C
67
POWER ON
68 CD POWER
69
PROLOG LAT
70
MUTE
71 COM CLK
72
COM DIN
73 COM DATA
74
K CON ON
75
LIDDED LED
76
PROLOG-ON
77
DBFB-HIGH
78 URG-STB-STD-BY
79
URG-SIG-ON
80
TC A
I/O
I
Audio bus in/output. (Not used)
O
O Focus switching signal output
O
Subcode Q data read clock output
I Subcode Q data input
O
Latch signal output for digital signal processor
I Test land
I Analog reference voltage input
–
Ground
–
– +5V
I
Destination detection setting input
I
I Slit sensor of disc table input
O REC/PB select signal output
I
I
I
Control signal input from deck (Connected to ground)
I
I
I
PLL latch output
O
Not used
O
Latch signal for electrical volume (Not used)
O
Rear speaker relay B Control output (Not used)
O
Front speaker relay C Control output (Not used)
O
Power on signal output
O
CD power control signal output
O
Latch signal output for dolby pro logic (Not used)
O
Mute signal for AMP
O
PLL clock output
O
PLL data input
I
PLL data output
O
Not used
O
Disc No LED drive signal output (Not used)
O
Not used
O
DBFB switching signal output
O
Not used
I
Not used
O
Deck A, B select output
O
— 57 —
Function