Sony HCD-D90AV / HCD-GR10AV / HCD-RX100AV / MHC-D90AV / MHC-GR10AV / MHC-RX100AV Service Manual ▷ View online
— 85 —
Pin No.
Pin Name
I/O
Function
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
AVSS
CLTV
AVDD
RF
BIAS
ASYI
ASYO
ASYE
WDCK
LRCK
LRCKI
PCMD
PCMDI
BCK
BCKI
VSS
VDD
GTOP
XUGF
XPLCK
GFS
RFCK
C2PO
XRAOF
MNT3
MNT1
MNT0
XTSL
FSTT
C4M
DOUT
EMPH
EMPHI
WFCK
SCOR
SBSO
EXCK
VSS
VDD
SYSM
–
I
–
I
I
I
O
I
O
O
I
O
I
O
I
–
–
O
O
O
O
O
O
O
O
O
O
I
O
O
O
O
I
O
O
O
I
–
–
I
Analog ground
Control voltage input for VCO
Analog power supply
EFM signal input
Asymmetry circuit constant current input
Asymmetry comparate voltage input
EFM full swing output (“L” =V
SS
, “H” =V
DD
)
Asymmetry circuit ON/OFF (“L”=OFF, “H”=ON)
D/A interface Word clock f=2fs (Not used)
D/A interface LR clock output f=Fs
D/A interface LR clock input f=Fs
D/A interface Serial data output
D/A interface Serial data input
D/A interface Bit clock output
D/A interface Bit clock input
Ground
+5V power supply
Not used
Not used
EFM decoder PLL clock output
“H” Playback EFM sync and interpolation protection timming much
Read frame clock signal output
Not used
Internal RAM overflow detection signal output (Not used)
Not used
Not used
Not used
Not used
2/3 divider output (Not used)
4.2336MHz output(Not used)
Digital audio signal output
Playback disc output in emphasis mode
“H” =Input when de-emphasis ON
Write frame clock signal output
Sub-code sync output
Sub-P through Sub-W serial output
Clock input for SBSO read-out
Ground
+5V power supply
System mute input
EFM
: Eight to Fourteen Modulation
— 86 —
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
—
AVSS
AVDD
AOUT1
AIN1
LOUT1
AVSS
XVDD
XTAI
XTAO
XVSS
AVSS
LOUT2
AIN2
AOUT2
AVDD
AVSS
—
—
XRST
–
–
–
O
I
O
–
–
I
O
–
–
O
I
O
–
–
–
–
I
Not used
Analog ground
Analog power supply
Lch analog output
Lch opamp input
Lch line output
Analog ground
Master clock power supply
X’tal oscillator circuit input
X’tal oscillator circuit output
Master clock ground
Analog ground
Rch line output
Rch opamp input
Rch analog output
Analog power supply
Analog ground
Not used
Not used
System reset input
Pin Name
Pin No.
I/O
Function
— 87 —
• IC601 DISPLAY CONTROL ( TMP87CH75F-6543)
Pin No.
Pin Name
I/O
Function
1
SEG35
O
FL segment signal output
2
VLOAD
–
Power supply (–25V) for FL segment signal output
3 to 10
LED1 to LED8
O
LED driver output
11
VSS
–
Ground
12
X-OUT
O
13
X-IN
I
14
RESET
I
Reset signal input from main controller
15
LED9
O
LED driver output (Not used)
16
LED10
O
LED driver output
17
TEST
I
Connected ground
18 to 22
LED11 to LED15
O
LED driver output
23
LED16
O
LED driver output (Not used)
24
VOL-A
I
Rotary encoder (S701) pulse input
25
LED17
O
LED driver output
26
JOG-A
I
Rotaly encoder (S711) pulse input
27
CLOCK
I
Serial clock input from main controller
28
DATA
I
Serial data input from main controller
29
LED SELECT
O
LED select signal output
30
VDD
–
Power supply (+5V)
31
VSS
–
Ground
32
MODEL
I
Version select signal input
33 to 37
KEY1 to KEY5
I
Key input
38
EWS STANDBY
I
Not used
39
SIRCS
I
Remote commander signal input
40
VOL-B
I
Rotary encoder (S701) pulse input
41
JOG-B
I
Rotary encoder (S711) pulse input
42
SPEANA-1
I
Spectrum analyzer input
43
SPEANA-2
I
Spectrum analyzer input
44
SPEANA-3
I
Spectrum analyzer input
45
SPEANA-4
I
Spectrum analyzer input
46
L + R
I
Spectrum analyzer (high frequency) input
47
EWS SIGNAL/LED18
O
Not used
48
VASS
–
Ground
49
VAREF
I
Analog reference voltage input
50
VDD
–
Power supply (+5V)
51 to 56
GR1 to GR16
O
FL gride signal output
67 to 100
SEG1 to SEG34
O
FL segment signal output
X’tall (8MHz)
FL
: Fluorescent indicator tube
— 88 —
Pin No.
Pin Name
I/O
Function
• IC701 MASTER CONTROL (uPD780018YGF-013-3BA)
Not used
1
TA-MUTE
O
Line mute signal output
2
DBFB-H/L
O
DBFB H/L select signal output
3
427-LT
O
Latch signal output for IC201 (62427)
4
KCON-LT
O
5
KCON-ON
O
6
F-RELAY
O
Front speaker relay control output (Not used)
7
R-RELAY
O
Rear speaker relay control output
8
PL-RELAY
O
Not used
9
TEST
I
Connected to ground
10
X2
O
X’tal (5MHz)
11
X1
I
12
VDD
–
Power supply (+5V)
13
XT2
O
X’tal (32.768 KHz)
14
XT1
I
15
RESET
I
Reset signal input
16
INT/IN
I
Connected to ground
17
INT/IN/OUT
I
18
SCOR
O
Subcode data request signal output
19
SOFT-TEST
O
Software test port
20
AC-CUT
I
Back up signal input
21
RDS-INT
I
RDS data interrupt input
22
RDS-DATA
I
RDS data interrupt input
23
VDD
–
Power supply (+5V)
24
AVDD
I
Analog reference voltage input.
25
ADJ
I
CD adjust point port
Normal “H”
26
A-SHUT
I
A Deck reel pulse detector
27
B-SHUT
I
B Deck reel pulse detector
28
B-HALF
I
Half detector signal input
29
CLK-CHECK
I
Connected to ground
30
SPEC-IN
I
Version select signal input
31
ADJ 2
I
Connected to ground
32
DEMO-CHANGE
I
DEMO H/L select signal input
(Fixed at fixed at “L”)
33
AVSS
–
Ground
34
SQ-DATA-IN
I
Subcode Q data clock input
35
—
–
Not used
36
SQ-CLK
I
Sub code Q data clock input
37
SW-ON/OFF
O
Not used
38, 39
FUNC 1, 2
I
Connected to ground
40
VSS
–
Ground
41
VOL-LAT
O
Latch signal to erectrial volume (IC604)
42
PL-LAT
O
Latch signal to pro-logic (IC601, 602)
43
COM-DIN
I
Connected to ground
44
COM-DOUT
O
Common serial data output
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