Sony CDX-GT820IP Service Manual ▷ View online
CDX-GT820IP
33
Pin No.
Pin Name
I/O
Description
54
TEST_IN
I
Test mode detection signal input (Open)
55
RC_IN1
I
Rotary commander shift key signal input
56
SYSRESET
O
System reset signal output
57
BUS_ON
O
Bus ON signal output
58
FSW OUT
O
DC-DC converter oscillation frequency serection signal output
59
B-OUTSEL
I
Black out mode with/without setting signal input (Fixed at L: without black out mode)
60
VCC2
—
Power supply pin (+3.3 V)
61
NC
O
Not used. (Open)
62
VSS
—
Ground
63
IPOD_DET
I
iPod connection detection signal input (L: without iPod connection, H: with iPod connection)
64
IPOD_CHARGE
O
iPod charge control signal output (L: iPod charge OFF, H: iPod charge ON)
65
NC
O
Not used. (Open)
66
CHG-CHK
I
iPod charge short detection signal input (L: short detection warning display, H: normally
operation)
operation)
67 to 69
NC
O
Not used. (Open)
70
DST_SEL1
I
Destination setting pin (Fixed at H)
71
DST_SEL2
I
Destination setting pin (Fixed at L)
72
FL_ON
O
FL power supply control signal output (L: FL power supply ON, H: FL power supply OFF)
73
BU_IN
I
Back-up power supply detection signal input
74
FLD_ON
O
FL driver power supply ON/OFF signal output
75, 76
NC
O
Not used. (Open)
77
RE_1
I
Rotary encoder signal input 1
78
RE_0
I
Rotary encoder signal input 0
79
NOSE
I
Front panel detachable detection signal input (L: with front panel, H: without front panel)
80, 81
NC
O
Not used. (Open)
82
QUALITY
I
Tuner noise detection signal input
83
VSM
I
S meter voltage detection signal input
84
KEY_IN0
I
Key signal input
85
SP_IN
I
Spectrum analyzer signal input
86
RC_IN0
I
Rotary commander key signal input
87
KEY_ACK2
I
Rotary commander key acknowledge detection signal input
88
KEY_ACK0
I
Key acknowledge detection signal input
89
NC
O
Not used. (Open)
90
DISP_RESET
O
Display reset signal output
91
DOOR
I
Front panel open/close detection signal input (L: front panel close, H: front panel open)
92
NC
O
Not used. (Open)
93
DISP_CE
O
Display chip enable signal output
94
AVSS
—
Analog ground
95
DOOR_IND
O
DOOR indicator LED power supply control signal output
96
VREF
—
Reference voltage pin for A/D converter. (+3.3 V)
97
AVCC
—
Analog power supply pin (+3.3 V)
98
DISP SI/RX
I
Display communication signal input
99
DISP SO/TX
O
Display communication signal output
100
DISP CKO
O
Display communication clock signal output
CDX-GT820IP
34
KEY BOARD IC901 M30876FJBA04GP (FL DRIVER, LED CONTROL)
Pin No.
Pin Name
I/O
Description
1
SYS_CE
I
Main chip enable signal input
2
NC
O
Not used. (Open)
3
FL_DATA3
O
FL serial data signal output 3
4
NC
O
Not used. (Open)
5
FL_CLK_IN
I
FL serial clock signal input
6
BYTE
I
Connect to VSS. (Fixed at L)
7
CNVSS
I
Flash writer signal input (L: normally operation, H: writer mode)
8, 9
NC
O
Not used. (Open)
10
RESET
I
Reset signal input
11
XOUT
O
Main-clock signal output (6.75 MHz)
12
VSS
—
Ground
13
XIN
I
Main-clock signal input (6.75 MHz)
14
VCC1
—
Power supply pin (+3.3 V)
15
NMI
I
Nonmaskable interruption signal input (Fixed at H)
16 to 18
NC
O
Not used. (Open)
19
GCP_TA4_IN
I
FL GCP signal input
20, 21
NC
O
Not used. (Open)
22
BK_TA3_OUT
O
FL BK signal output
23
NC
O
Not used. (Open)
24
LAT_TA2_OUT
O
FL latch signal output
25
LAUNG
I
Foreign language font display mode with/without setting signal input (Fixed at L: without
foreign language font display mode)
foreign language font display mode)
26
BLINK
O
Blink control signal output
27
NC
O
Not used. (Open)
28
GCP_TA0_OUT
O
FL GCP signal output
29
SYS_SO
O
Serial data signal output
30
SYS_SI
I
Serial data signal input
31
SYS_CLK
I
Serial clock signal input
32
NC
O
Not used. (Open)
33
FL_DATA1
O
FL serial data signal output 1
34
NC
O
Not used. (Open)
35
FL_CLK
I
FL serial clock signal input
36
NC
O
Not used. (Open)
37
RDY
I
Not used. (Open)
38
ALE
O
Not used. (Open)
39
HOLD
I
External data bus (HOLD) signal input (Fixed at L)
40
HLAD
O
Not used. (Open)
41
BCLK
O
Not used. (Open)
42
RD
O
Not used. (Open)
43
WRH/BHE
O
Not used. (Open)
44
WRL/WR
I
External data bus (WRL/WR) signal input (Fixed at H)
45
CS3
O
Not used. (Open)
46
CS2
O
Not used. (Open)
47
CE
O
Not used. (Open)
48
A19
I/O
Not used. (Open)
49
A18
I/O
Not used. (Open)
50
A17
I/O
Not used. (Open)
51
A16
I/O
Not used. (Open)
52
A15
I/O
Not used. (Open)
53
A14
I/O
Not used. (Open)
54
A13
I/O
Not used. (Open)
55
A12
I/O
Not used. (Open)
56
A11
I/O
Not used. (Open)
57
A10
I/O
Not used. (Open)
58
A9
I/O
Not used. (Open)
CDX-GT820IP
35
Pin No.
Pin Name
I/O
Description
59
A8
I/O
Not used. (Open)
60
VCC2
—
Power supply pin (+3.3 V)
61
A7
I/O
Not used. (Open)
62
VSS
—
Ground
63
A6
I/O
Not used. (Open)
64
A5
I/O
Not used. (Open)
65
A4
I/O
Not used. (Open)
66
A3
I/O
Not used. (Open)
67
A2
I/O
Not used. (Open)
68
A1
I/O
Not used. (Open)
69
A0
I/O
Not used. (Open)
70
NC
O
Not used. (Open)
71
D15
I/O
Not used. (Open)
72
D14
I/O
Not used. (Open)
73
D13
I/O
Not used. (Open)
74
D12
I/O
Not used. (Open)
75
D11
I/O
Not used. (Open)
76
D10
I/O
Not used. (Open)
77
D9
I/O
Not used. (Open)
78
D8
I/O
Not used. (Open)
79
D7
I/O
Not used. (Open)
80
D6
I/O
Not used. (Open)
81
D5
I/O
Not used. (Open)
82
D4
I/O
Not used. (Open)
83
D3
I/O
Not used. (Open)
84
D2
I/O
Not used. (Open)
85
D1
I/O
Not used. (Open)
86
D0
I/O
Not used. (Open)
87, 88
NC
O
Not used. (Open)
89
SIRCS
I
SIRCS data signal input
90
ILL_GREEN
O
Illumination color select control signal output (green)
91
ILL_BLUE
O
Illumination color select control signal output (blue)
92
ILL_RED
O
Illumination color select control signal output (red)
93
KEY_IN1
I
Key signal input 1
94
AVSS
—
Analog ground
95
KEY_IN2
I
Key signal input 2
96
VREF
—
Reference voltage pin for A/D converter. (+3.3 V)
97
AVCC
—
Analog power supply pin (+3.3 V)
98
NC
O
Not used. (Open)
99
FL_DATA2
O
FL serial data signal output 2
100
FL_CLK_OUT
O
FL serial clock signal output
36
CDX-GT820IP
not supplied
not supplied
(SUB board)
(SUB board)
not supplied
FU601
not supplied
TU1
not supplied
not supplied
#1
#1
#6
#3
#4
#5
#3
#3
#4
#6
#4
#2
#1
MG-101I-188//Q
"
#
#
1
2
3
4
5
6
7
5
8
9
14
12
13
11
"
10
not supplied
#3
15
SECTION 6
EXPLODED VIEWS
1
X-2176-199-1 LOCK
ASSY
2
3-246-441-01 BUTTON
(EJECT)
3
1-834-627-11 CABLE, FLEXIBLE FLAT (23 CORE)
4
3-260-247-01 CUSHION (SUB PANEL)
5
3-042-244-01 SCREW
(T)
6
X-2187-326-1 PANEL
ASSY,
SUB
7
X-3384-203-2 GEAR
ASSY
8
3-713-786-51 SCREW +P 2X3
9
3-376-464-11 SCREW (+PTT 2.6X6), GROUND POINT
10
A-1433-949-A MAIN BOARD, COMPLETE
11
2-021-848-01 SHEET (TU), GROUND
12
1-833-887-11 CONNECTION CORD (RCA) (SUB OUT (MONO))
13
3-264-798-01 CAP
14
1-833-102-11 CORD (WITH CONNECTOR) (POWER)
15
1-834-990-11 CORD, CONNECTION (for iPod)
FU601
1-532-877-11 FUSE (BLADE TYPE) (AUTO FUSE) 10A
TU1
A-3220-961-B TUNER UNIT (TUX-032)
#1
7-685-792-09 SCREW +PTT 2.6X6 (S)
#2
7-685-790-01 SCREW +PTT 2.6X4 (S)
#3
7-685-793-09 SCREW +PTT 2.6X8 (S)
#4
7-685-794-09 SCREW +PTT 2.6X10 (S)
#5
7-685-134-19 SCREW +P 2.6X8 TYPE2 NON-SLIT
#6
7-621-284-40 SCREW +P 2.6X10
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
Note:
• -XX and -X mean standardized parts, so
• -XX and -X mean standardized parts, so
they may have some difference from the
original one.
original one.
• Items marked “*” are not stocked since
they are seldom required for routine ser-
vice.
vice.
Some delay should be anticipated when
ordering these items.
• The mechanical parts with no reference
number in the exploded views are not sup-
plied.
plied.
• Color Indication of Appearance Parts Ex-
ample:
KNOB, BALANCE (WHITE) . . . (RED)
R
R
Parts Color Cabinet’s Color
• Accessories are given in the last of the
electrical parts list.
6-1. MAIN SECTION
The components identifi ed by mark
0
or dotted line with mark
0 are critical for
safety.
Replace only with part number specifi ed.
Replace only with part number specifi ed.
Click on the first or last page to see other CDX-GT820IP service manuals if exist.