Bang & Olufsen 19207548, Руководство по обслуживанию

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8.4 8.4 PCB D, Digital signal prosessor PCB D, Digital signal prosessor 8.4
SD
A3
CABLE_DET
LED_R
NRST
SCL2
PS_SOS
KEY_INPUT
IIC_CONT
FAN_CONT
SD
A1
TV_ON/OFF
NRST
ALL_OFF
SCL3
SCL3
VD(S)
DPMS_HD
LED_G
NRST
SS_SOS2
SCL2 SD
A2
5VTXD_TU
SD
A1
IIC_INT
SD
A2
SC_SOS7
SD
A3
STB_ON
SCL1
SD
A3
TXD_PC
SCL2
DR
VRST_5V
DPMS_VD
SCL1
HD(M)
RTC_INT
DR
VRST
RXD_TU
SDA2
STB_ON
RXD_PC
SOUND_MUTE
FAN_SOS
KEY_INPUT
SD
A2
LED_R
SDA1
CABLE_DET
ALL_OFF
IIC_INT
TV_ON/OFF
FAN_SOS
SCL2 SD
A1
IIC_CONT
SD
A2
IIC_CONT
VD(M)
DR
VRST
DRVRST
SCL2
LED_G
DPMS_VD
5VRXD_TU
5VTXD_TU
DR
VRST_5V
DRVRST_5V
RXD_PC
SCL1
5VRXD_TU
R(M)
G(M)
PO
WER_ST
AT
SD
A3
PS_SOS
HD(S)
SCL1 TXD_PC
SD
A2
IIC_CONT
SCL3
RXD_PC
FAN_CONT
DPMS_HD
STB_ON
LED_R
SCL3
LED_G
B(M)
SCL2
POWER_STAT
TXD_PC
SOUND_MUTE
R
TC_INT
TXD_TU
2.5V_2
R9811
R9822
D9712
P12V
IC9607
P5V
R9819
R9820
1.2V
STB3.3V
P+5V
R9815
D9711
IC9954
STB3.3V
R9843
STB+5V
STB+5V
STB3.3V
P+12V
P+5V
STB+5V_M
Q9076
R9825
STB3.3V
P5V
Q9703
Q9706
R9873
3.3V
R9813
Q9707
2.5V_3
3.3V
R9812
IC9608
R9823
Q9704
STB5V
1.5V
Q9711
R9817
R9816
2.5V
2.5V_3
STB+3.3V
1.2V
R9821
STB+3.3V
Q9708
G
D
S
R9824
STB+3.3V
2.5V
R9818
STB5V
STB+5V
1.5V
R9814
IC9002
P+5V
3.3V
D9713
3.3V
STB3.3V
P5V
Q9705
3.3V
P+5V
54
OSDKXI
TDI2
IC9506
IC9714
31
13
13
7
R0-R7
R0-R7
108
IC9711
5
87
9
B0-B7
4
16
13
S_SD
A2
RXC-(M)
SOS
19
60
A20
CONTROL
1
SOS
TDO
2
57
IC9001
DO
OSD
+3.3V
A18
+3.3V
1
P+12V SOS
17
RX0-(M)
CLK3
N
R
S
T
FLASH MEMORY
IC9031
Q9500
VCCENT
RXC+(M)
25
46
B0-B7
88
35
TMS
Y
DPMS_HD
TMS2
HD,VD,CLK
27
127
SUSTAIN
OSD0
IC9953
A
VCC
RX0+(S)
+1.5V
S_SD
A1
RX0+(M)
TRST
14
22
29
DTCLK
VSYNC
SC_SOS7
STB+3.3V
ROM_A18-20
IIC_CONT
20
16
2
HD,VD,CLK
5
84
OSDHD
RX3-(S)
TDO2
7
HD,VD,CLP
4
64k
16
85
18
26
Block
Loop
IC9201
15
RX1+(S)
TV_ON/OFF
106
CLK
5
HSYNC
CLKM_IN
125
TDI
RX1+(M)
SCAN
IIC
IICBUS
TDO_PR
OM
PGA
1
146
OSD_HD0
26
+3.3V SOS
18
158
TX0-3-(M)
TDI
VDD
8
104
MAIN VIDEO
G0-G7
TX0-3+(S)
A01
7 9 2
S_SCL1
117
52
RX2+(M)
TXC+(S)
RX0-(S)
IIC SWITCH
27
5V 3.3V
8
89
IC9203
RX3+(M)
VCC
5V 3.3V
12
11
P+5V
1.2V
6
FLASH ROM
TMS
R,G,B
HSYNC
RX3+(S)
145
TDO_PROM
10
CONT
TMS2
6
TXC+(M)
12 8 21 14
IC9703
48
24bit
3.3V
18
17
DPMS_VD
FPGA PROM
+1.2V
IC9702
58
112
VCC
23
SS_SOS
D00
TCK
RESET
2
NRST
RXD_PC
D4
15
29
56
OSD_YS
RX2-(S)
144
109
55
+2.5V
36
IICBUS
53
+1.5V SOS
RX2-(M)
21
RXC+(S)
D5
105
1
RX1-(S)
2 28
12
97
CLAMP
IIC_INT
Q9502
D25
D15
IICBUS
DRVRST_5V
51
NRST
9
EEPROM
95
116
OSD_CLK
93
5
IC9713
STB+3.3V
2
62
JTAG
102
YSYNC
12 D3
6
3
4
RX3-(M)
CONT
15
RESET
VDD
TCK2
G0-G7
11
DR
VRST
NRST
TXD_PC
VCC
OSD15
2.5V
8-bit
ADC
IC9701
5V 3.3V
A18-20
CLK1
107
S_SD
A3
IIC
103
CLK
9
110
PROG_B
24
94
17
92
VOUT
TCK2
TX0-3+(M)
CLK2
6
TXC-(M)
17
TX0-3-(S)
23
S_SCL2
IC9704
20
OSD_YM
IC9715
CLAMP
21
HD,VD,CLK
DRVRST
32
86
Q9951,Q9078
17
D1
14
20
+2.5V
3
4
FRCK_IN
10
30
96
RX2+(S)
B
TXC-(S)
CLK
SS_SOS9
S_SCL3
DIN/O
91
59
TCK
2
DATA POWER
11
CLK
RXC-(S)
JTAG
OSD_VD0
NRST
+3.3V
9
29
RX1-(M)
S CLOCK3
STB ON
R
TC INT LED_R
IIC_INT
IIC_CONT
S CLOCK2
STB+3.3V
STB+5V
STB5V
RXD_TU STB3.3V
REMOCON OUT
LED_G
S D
AT
A1
S D
AT
A1
S CLOCK3 S CLOCK1
TXD
SOUND MUTE
TXD_TU
CABLE DET
RXD
RESET
S D
AT
A2
S D
AT
A3
FOR
TO J3
REMOCON
PO
WER ST
ATUS
IIC CONT
FAN CONT
+5V
KEY_SW
FACTORY USE
TXD_PC
RXD_PC
S CLOCK1
S D
AT
A3
P+5V
P+12V
F_STBY_ON
PS_SOS
P+12V
STB+5V
TO P25
ALL_OFF
PANEL_MAIN_ON
FAN SOS
FAN CONT
P+5V
TO J5/J6
RX3+(S)
RXC-(S)
RXC+(M)
RX0-(S)
RX1+(S)
RX2+(S)
RX0+(S)
RX1-(M)
RX3+(M)
RX0-(M)
RX3-(S)
RXC+(S)
RX1+(M)
RX2-(S)
RX1-(S)
RXC-(M)
RX2-(M)
RX2+(M)
RX3-(M)
RX0+(M)
TO J1
VD(M)
B/PB(M)
R/PR(M)
G/Y(M)
HD(M)
VD(S)
HD(S)
DPMS HD
DPMS VD
OR GATE
SEPA
SYNC
RGB
PICTURE
TTL
Voltage
HD,VD
OUTPUT
VD CLK
LVDS
RGB
PARALLEL
CLK
CLP
RECEIVER
Low
HD,VD
HD,VD,CLK
HD,VD,CLK
DATA
HD
Signaling
Differential
CONTROL
SYNC SIGNAL
SUB VIDEO
MAIN VIDEO
24bit
R,G,B
24bit
R,G,B
R,G,B SUB VIDEO 24bit
R,G,B MAIN VIDEO 24bit
SOS BLINKING TIMES
P+5V SOS:LED 4TIMES
P+3.3V SOS:LED 3TIMES
FAN SOS
LED_R
STB_ON
RXD_TU
RTC_INT
LED_G
RESET
DRVRST
ALL_OFF
SOUND_MUTE
REMOCON IN
REMOCON OUT
PS_SOS
TXD_TU
NRST
POWER_STATUS
CABLE_DET
KEY_INPUT
TV_ON/OFF
REMOCON INH
P+3.3V SOS
P+5V SOS
HD_M,VD_M
HD_S,VD_S
LEVEL CONVERTER
CONTROL
DISCHARGE
TIMING
DATA
LVDS RECEIVER
SYNC SIGNAL CONTROL
DISCHARGE VOLTAGE CONTROL
TTL S/P
SS_SOS2
SC_SOS2
SS_SOS9
LEVEL CONVERTER
MCU
8bit A/D CONVERTER
SUSTAIN DATA 6bit
SCAN DATA 13bit
DATA TIMING 8bit
DATA POWER FEEDBACK 8bit
CONTROL
VOLTAGE
D
SUB-FIELD PROCESSOR
DIGITAL SIGNAL PROCESSOR
FORMAT CONVERTER,
PlASMA AI
VOLTAGE
CONTROL
LOOP
1
2
3
5
4
6
7
8
9
10
11
12
13
14
15
16
17
FFEDBACK
IC9202
3.3V
ABO-CENTER
v/HENRIKSENS
ELEKTRONIK