Sony CDX-V6800 Service Manual ▷ View online
33
CDX-V6800
• IC400 SPCA717A-HL211 (D/A CONVERTER) (SERVO BOARD (2/2))
Pin No.
Pin Name
I/O
Pin Description
1
FSADJUST
—
Full-Scale adjust control pin The Full-Scale current of D/A converters can be
adjusted by connecting a resistor (RESET) between this pin and ground.
2
COMP
—
Compensation pin A0.1 µF ceramic capacitor must be used to bypass this pin
to VAA. The lead length must be kept as short as possible to avoid noise.
3
AVCC
—
Analog power supply (+3.3 V)
4
VREF_OUT
O
Voltage reference signal output It generates typical 1.2 V voltage reference
and may be used to drive pin 5 (VREF_IN) directly.
5
VREF_IN
I
Voltage reference signal input
The pin may be connected directory to pin 4 (VREF_OUT).
6
VBIAS
—
DAC bias voltage Potential normally 0.7 V less than pin 2 (COMP).
7
NC
—
Not used. (Open)
8
AGND
—
Analog ground
9
SLEEP
I
Power save mode A logic high on this pin puts the chip into power-down mode.
This pin is equal to reset pin. An external logic high pulse should input to the pin
when power on.
10
SVIDEO
I
Video signal selection pin A logic high selects Y output. A logic low selects
composite video output. Not used in this set. (Fixed at “L”.)
11
CBSWAP
I
Cr and Cb pixel sequence configuration pin A logic high swap the Cr and Cb
sequence. Not used in this set. (Fixed at “L”.)
12
MASTER
I
Master/Slave mode selection A logical high for master mode operation.
A logical 0 for slave mode operation. Not used in this set. (Fixed at “H”)
13
MODEA
I
Mode configuration pin Not used in this set. (Fixed at “L”.)
14
MODEB
I
Mode configuration pin
15
CLK
I
27 MHz clock input
16
XTALO
—
Not used. (Open)
17 to 24
P0 to P7
I
YCrCb pixel data signal inputs
25
CLKOUT
O
Pixel clock signal output Not used in this set. (Open)
26
DGND
—
Digital ground
27
VDD
—
Digital power supply (+3.3 V)
28
VSYNC
I/O
Vertical sync input/output
29
HSYNC
I/O
Horizontal sync input/output
30
TEST
I
Test pin Not used in this set. (Fixed at “L”.)
31
AGND
—
Analog ground
32
CVBS/Y
O
Composite/Luminance output. This is a high-impedance current source output.
The output format can be selected by the PAL pin.
34
CDX-V6800
• IC801 MB90488BPF-G-211E1 (SYSTEM CONTROL) (MAIN BOARD (3/3))
Pin No.
Pin Name
I/O
Pin Description
1
LINE_ATT
O
Audio mute control signal output
2 to 4
NC
—
Not used. (Open)
5
BEEP
O
Beep signal output
6
VOL_ ATT
O
Electrical volume ATT control signal output
7 to 10
NC
—
Not used. (Open)
11
VSS
—
Ground
12 to 14
NC
—
Not used. (Open)
15
TU_ATT
O
Tuner mute control signal output
16, 17
NC
—
Not used. (Open)
18
CD_SI
I
CD servo serial data signal input
19
CD_SO
O
CD servo serial data signal output
20
CD_SCK
O
CD servo serial clock signal output
21
RE 0
I
Rotary encoder signal input 0
22
RE 1
I
Rotary encoder signal input 1
23
VCC+3.3
—
Power supply (+3.3 V)
24
EEP_SIO
I/O
Serial data signal input/output for EEPROM communication
25
EEP_SCK
O
Serial clock signal output for EEPROM communication
26
SA_SCK
O
Spectrum analyzer clock output
27
LCD_CE
O
Chip enable signal output to LCD driver IC
28
LCD_SO
O
Serial data signal output to LCD driver IC
29
LCD_SCK
O
Serial clock signal output to LCD driver IC
30
NC
—
Not used. (Open)
31
STB
O
Standby signal output to power amp IC
32
NC
—
Not used. (Open)
33
IIC_SCK
O
IIC bus serial clock signal output
34
IIC_SIO
I/O
IIC bus serial data signal input/output
35
VCC+3.3
—
Power supply (+3.3 V) (for A/D converter)
36
AVRH+3.3
—
External reference power supply (+3.3 V) (for A/D converter)
37
AVSS
—
Ground
38, 39
KEY_IN0, 1
I
Key signal input
40
SA_DATA
I
Spectrum analyzer data signal input
41
NC
—
Not used. (Open)
42
VSS
—
Ground
43
NC
—
Not used. (Fixed at “L”.)
44
TU_QUAL
—
Not used. (Fixed at “L”.)
45
VSM
I
S meter voltage detect signal input
46
DST_SEL
I
AM tuner frequency step (9K/10K) select signal input
47
KEY_ACK
I
Key acknowledge detect signal input
48
NC
—
Not used. (Open)
49, 50
MD0, 1
I
Input for operation mode designation (Fixed at “H”.)
51
MD2
I
Input for operation mode designation (Fixed at “L”.)
52
NC
—
Not used. (Open)
53
BU_IN
I
Back up power supply detect signal input
54
SP
O
SP mode select signal output
55
CD_SELFSW
I
CD mechanism self load position detect switch signal input
56
DIAG
I
Condition input from power amp IC
57
NC
—
Not used. (Open)
58
UNI_SI
I
Serial data signal input
59
UNI_SO
O
Serial data signal output
35
CDX-V6800
60
UNI_SCK
—
Not used. (Open)
61
BUS_ON
O
Bus on signal output
62
SYS_RST
O
System reset signal output
63
TEL_ATT
O
TEL ATT signal output
64
ACC_IN
I
Accessory power supply detect signal input
65
SIRCS
I
Remote control signal (infrared rays) input
66
NC
—
Not used. (Open)
67
PAK_BK
I
Parking brake signal input
68
FLASH_W
I
Memory mode changeover signal input
Normally “H” input (single chip mode) “L” after reset: Flash write mode
69
NOSE_SW
I
Front panel detect switch signal input
70, 71
NC
—
Not used. (Open)
72
DOOR SW
I
Front panel open/close detect signal input
“L” input: Panel close, “H” input: Panel open
73
DOOR_IND
O
Door indicator control signal output
74
NC
—
Not used. (Open)
75
XKEY_ON
O
Key power supply control signal output
76
NC
—
Not used. (Open)
77
RESET
I
Reset signal input
78
NC
—
Not used. (Open)
79
X1A
I
Sub clock input (32.768 kHz)
80
X0A
O
Sub clock output (32.768 kHz)
81
VSS
—
Ground
82
X0
I
Main clock input (3.68 MHz)
83
X1
O
Main clock output (3.68 MHz)
84
VCC+3.3
—
Power supply (+3.3 V)
85, 86
NC
—
Not used. (Open)
87
CD_ON
O
CD power on/off control signal output
88
NC
—
Not used. (Open)
89
TEST_MODE
I
Test mode setting input
90
MP
O
MP mode select signal output
91
NC
—
Not used. (Open)
92
CD_IN_SW
I
CD mechanism IN-SW detect signal input
93
CD_LOAD
O
CD mechanism loading motor control signal output
94
EJECT
O
CD mechanism eject motor control signal output
95
D_SW
I
CD mechanism DSW detect signal input
96
NC
—
Not used. (Open)
97
NC
—
Not used. (Open)
98
CD_XRST
O
CD servo reset signal output
99
NC
—
Not used. (Open)
100
NC
—
Not used. (Open)
Pin No.
Pin Name
I/O
Pin Description
36
CDX-V6800
SECTION 4
EXPLODED VIEWS
1
X-3384-259-1 LOCK ASSY
2
A-1188-748-A SUB BOARD, COMPLETE
3
1-831-308-11
CABLE, FLEXIBLE FLAT (17 CORE)
4
3-246-441-01
BUTTON (EJECT)
5
3-260-247-01
CUSHION (SUB PANEL)
6
3-042-244-01
SCREW (T)
7
X-2067-743-1 PANEL ASSY, SUB
8
X-3384-203-1 GEAR ASSY
9
3-713-786-51
SCREW +P 2X3
10
A-1188-743-A MAIN BOARD, COMPLETE
(including SPEAKER BOARD)
11
2-050-124-01
SCREW +BTT 2.6X5
12
1-829-847-12
CABLE, FLAT (FFC) 26P
13
2-596-791-01
SHEET, SHIELD
14
1-792-194-41
CORD (WITH CONNECTOR) (POWER)
15
1-694-592-31
TERMINAL
F901
1-532-877-11
FUSE (BLADE TYPE) (AUTO FUSE) 10A
TUX601 A-3220-960-B TUNER UNIT (TUX-032)
#1
#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)
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
NOTE:
•
•
The mechanical parts with no reference
number in the exploded views are not supplied.
number in the exploded views are not supplied.
•
Items marked “*” are not stocked since
they are seldom required for routine service.
Some delay should be anticipated
when ordering these items.
they are seldom required for routine service.
Some delay should be anticipated
when ordering these items.
•
-XX and -X mean standardized parts, so
they may have some difference from the
original one.
they may have some difference from the
original one.
•
Color Indication of Appearance Parts
Example :
Example :
KNOB, BALANCE (WHITE) ... (RED)
Parts Color Cabinet’s Color
•
Accessories are given in the last of this parts list.
•
Abbreviation
CH
CH
: Chinese model
4-1.
MAIN SECTION
R
R
The components identified by
mark 0 or dotted line with mark
0 are critical for safety.
Replace only with part number
specified.
mark 0 or dotted line with mark
0 are critical for safety.
Replace only with part number
specified.
F901
not supplied
not supplied
not supplied
not supplied
TUX601
not supplied
not supplied
(SPEAKER board)
(SPEAKER board)
#1
#1
#1
#2
#3
#1
MG-611MM-186//Q
A
A
B
B
1
2
3
4
7
11
15
14
13
12
10
5
6
6
8
9
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