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Power & AV Output Circuit Diagram
1
2
ESD2V
D23
NC
J5
2
1
D22
NC
FB7
NC
CVBS_SCART
1
1
TP65
.
R
FB8
NC
1
2
TP66
.
G
FB9
NC
1
3
TP68
.
B
FB11
NC
1
4
TP69
.
5
SCART_PIN16
R156
1
6
TP70
.
SCART-PIN8
NC
1
7
TP71
.
C206 NC
8
1
9
TP73
.
SCART-L
5
R158
NC
1
10
TP74
.
1
11
TP75
.
SCART-R
5
Q16
12
2
A5V
NC
NC
3
C161
C162
NC
NC
C210
C573
NC
NC
C533
C534
NC
NC
For ESD/EMI
C575
C576
C577
C578
C579
100pF
100pF
100pF
100pF
100pF
J6
1
FB37
TP80
.
1
1
FB38
TP81
.
2
1
FB39
TP82
.
3
1
FB40
TP83
.
4
1
FB41
TP84
.
5
1
TP85
.
6
1
TP86
.
7
C580
0.1uF
LED/VFD_PORT
CHANGE
P+5V
FB33
J7
FB17
1
1
TP89
.
1
2
TP90
.
P+12V
FB18
1
3
TP91
.
P-12V
FB19
1
4
TP92
.
1
5
TP94
.
1
6
TP96
.
1
7
TP97
.
Hight: Power ON
8
Low: Standby
D1
MAIN POWER
BAT85
C519
C520
C521
C168
1nF
1nF
1nF
0.1uF
CHANGE FROM +4.6V TO DV+5V
22/10
A5V
Q25
NC
SCART_PIN16
3
2
R203
NC
R207
R208
NC
3,5
FS1
NC
NC
A5V
R211
NC
Q29
3
R212
NC
1
3
FS2
2
NC
R213
R219
NC
Q30
3
R220
NC
1
3
FS3
2
NC
3,5
D-FS1
NC
H2
H3
3
4
3
4
3
2
3
4
5
2
3
4
5
2
2
5
2
1
1
5
1
H2
H3
1)The relay signal from Fp is Low when standby, while Power on is hight.
2)The ready signal to Fp should be High when Power on, while Low in standby mode.
D+5V
CVBS_SCART 5
R154
C156
NC
NC
R157
NC
2
C207 NC
1
CVBS_G_Y/OUT 5
Q15
3
NC
Y_R_V/OUT
5
R159
NC
1
R154,R156,R159,R172
R161
NC
should be used with 1206
package.
C208 NC
Q17
2
1
C_B_U/OUT
5
C212
NC
3
NC
For Scart control
M5V
STB+5V
LED:R171=3.6K,R36=0R,R15=NC,R112=NC
R167
R168
R169
VFD:R171=4.7K,R36=NC,R15=0R,R112=3.6K
4.7K
4.7K
4.7K
R170
R171
STB+5V
4.7K
3.6K/4.7K
(TO U1.20)
R112
FPC_DOUT 3
R15
0R/NC
READY2
FB
FPC_DIN 3
FB
FPC_STB 3
FB
FPC_CLK 3
FB
R36
0R/NC
FB
IR
R182
100R
IRRCV
3
R183
0R
STB+5V
ON/STBY
Low: Standby
D+5V
5
Hight: Power
FB
On
D+5V
FB
STB+5V
PA+12V
STB+5V
PA+12V
5
FB
D+5V
PA+12V
FB
R534
PA-12V
PA+12V
PA-12V
5
ON/STBY
47R(1/4W-DIP)
+
C574
C173
0.1uF
D13
100uF/16V
BAT85
+4V
FB20
FB
Use these parts to improve the A/V performance.
M5V
FB22
1.8R
RFA5V
FB23
NC
A5V
SCART-PIN8
R204
NC
3
R205
NC
R206
NC
PA+12V
3
2
Q27
NC
R209
NC
3
FS2
R210
NC
3
FS3
NC
A5V
J10
FB25
NC
1
1
5
Y_D
.
TP100
2
1
.
TP101
FB26
NC
3
1
5
Cb_D
.
TP102
R221
4
FB27
NC
5
1
5
Cr_D
.
TP104
NC
6
R226
NC
D_VFORMAT
7
1
.
TP107
D_SPEC
8
1
.
TP109
Q31
3
1
NC
2
FOR
R229
NC
D_TERMINAL
H4
4
3
4
5
1
MARK1
.
2
5
1
MARK2
.
1
MARK3
.
3,4,5
GND
1
MARK4
.
H4
R176
R177
68
OPT_SPDIF
3
SPDIF
33
A5V
R185
C163
3
68
2N3904
0.1uF
1
Q19
2
R187
180R
R190
0R
COAX_SPDIF
R194
91R
C164
220pF
3.6K/NC
READY
3,4
A5V
5
U15
L78L05
3
1
IN
OUT
A5V
+
C169
100uF/16V
2
U16
Q26
B1117-3.3V
NC
STB+5V
NC
D+5V ONLY for
regulator And
Reset and Mute
circuit!!!!
D17
D18
1
2
+4V
1
2
+3.2V
1N4001
1N4001
+
C180
0.1uF
C179
100uF/16V
TP95
FB30
FBR
5
C_SVIDEO
D8
D7
C200
BAT 85
BAT 85
47pF
when use buffer,
pls open these
ESD2V
JR1
diodes.
D25
D26
BAT 85
BAT 85
5
TP93
1
FB31
FBR
3
5
Y_SVIDEO
C201
TP79
47pF
FB16 FBR
1
.
RT
8
5
RMAIN-OUT
C181
47pF
10
TP77
FB14 FBR
1
.
LT
11
5
LMAIN-OUT
C183
47pF
15
TP72
FB12 FBR
1
.
COAX_SPDIF
COAXO
13
C182
16
47pF
D27
D28
BAT 85
BAT85
CHANGED!
R432
3
1
2N3904
RFA5V
2
Q39
RF33V
4
470R
RF33V
DSPVCC33 3,5,6
DSPVCC33
DSPVCC33
+
C174
C176
0.1uF
100uF/16V
SGND
ADD KEY AND CHANGE POWER
SGND
R223
DSPVCC18
R227
910R
2.2K
DSPVCC18
DSPVCC18 3
+
C178
C177
0.1uF
220uF/16V
SGND
SGND
U17
B1117-ADJ
when use buffer,
pls open these
diodes.
D10
D9
BAT85
BAT85
ESD2V
TP88
FB32
FBR
6
CVBS_C/OUT
5
C202
7
47pF
TP78
FBR
FB15
1
.
9
Y_RCA
5
C186
47pF
TP76
FBR
FB13
1
.
12
Cb_RCA
5
C185
47pF
TP67
FBR
FB10
1
.
14
Cr_RCA
5
C184
47pF
ESD2V
R533
D11
D12
D33
D30
D31
D32
C530
R532
BAT 85
BAT 85
BAT 85
BAT 85
BAT85
BAT85
0R
0.1uF
NC
when use buffer,
pls open these
DSPVCC33
diodes.
TP11 5
JR3
GP1F32T
A5V
4
1
5
TP99
.
OPT_SPDIF
6
1
1
.
2
TP116
3
8
7
STB+5V
R434
R216
R217
R218
For KEY SCAN function.
10K
10K
10K
10K
J11
1
TP103
.
KEY1
3
1
FB42
FB
KEY2
3
2
FB43
FB
1
TP105
KEY3
3
.
3
FB44
FB
1
TP106
.
4
FB45
FB
1
KEY4
3
TP110
.
5
1
TP111
.
KEY PORT
C564
C565
C566
C567
33pF
33pF
33pF
33pF
For ESD/EMI
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