Sansui HT5002, Service Manual

Page: 17 / 26

5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
1/2 current config
1/2 current config
Not RELEASE
RELEASE_SCART
0
DISPLAY_MODE
6V(5V--8V 16:9)
12V(9.5V--12V 4:3)
DISPLAY_MODE
0
1
SCART_DISPLAY
0V(CVBS)
1 3V(RGB)
SCART_SIG SIGNAL_MODE
0
RELEASE 1
TV3
Y
CVB
(S-Video)
C
TV0
CVB
CVB TV4
Y
B
TV5
Cb
(S-Video)
Cr
G R
CVB
深圳兆驰多媒体有限公司
HT5301-ZC01-02 1.0
Video Buffer
B
5 13 Saturday, March 04, 2006
Title
Size Document Number Rev
Date: Sheet of
SCART_DISPLAY
SIGNAL_MODE
DISPLAY_MODE
SCART_SIG
SCART_DISPLAY
G/Y
CVB1_O
B/U
R/V
RELEASE_SCART
B/U_O
TV_DAC4
B/U_O
TV_DAC5
R/V_O/SC
CVB1
CVB1_O
CVB1
TV_DAC3
DISPLAY_MODE
RELEASE_SCART
SCART_SIG
R/V_O/SC
SIGNAL_MODE
G/Y_O/SY G/Y_O/SY
TV_DAC5
R/V Y
TV_DAC3
TV_DAC4
B/U
CVB1_O 8
R/V_O/SC 8
B/U_O 8
SCART_SIG 2
SCART_DISPLAY 2
SIGNAL_MODE 8
DISPLAY_MODE 8
V_BIAS 2
V_REF 2
V_FSADJ 2
TV_DAC3 2
TV_DAC4 2
V_COMP 2
TV_DAC0 2
TV_DAC5 2
RELEASE_SCART 2 G/Y_O/SY 8
P+12V
VVCC3
VVCC3
VGND
VGND
GND
VGND
VGND
VGND
GND
VGND VGND
VGND
V+5V
VGND
V+5V
VGND VGND
V+5V
V+5V
VGND
DVCC
GND
VGND
VGND VGND
V+5V
VGND
V+5V
VGND
VGND
V+5V
C52
100PF
C247
100PF
R101
75
Q31
8550(DIP EBC)
2
1
3
R111
82
C245
100PF
R119
4.7K
L23 1UH
C50 10PF
L75 1UH
Q27
8550(DIP EBC)
2
1
3
L22 1UH
C45 NC
C240 10PF
R106
68
R112 NC
C53
100PF
R108 120
Q14
8550(DIP EBC)
2
1
3
C47 0.1UF
C242
100PF
Q15
8550(DIP EBC)
2
1
3
C59
100PF
R109
75(DIP,1/4W)
R107
4.7K
C49 10PF
C239
100PF
C46 0.1UF
R116
75(DIP,1/4W)
C48 0.1UF
C57
100PF
Q18
8550(DIP EBC)
2
1
3
C60
100PF
C243 10PF
C58
100PF
Q16
9014
L73 1UH
R117
75(DIP,1/4W)
R261
75(DIP,1/4W)
L25 1UH
C244
100PF
R105 680
C55 10PF
Q13
9014
R110
75(DIP,1/4W)
C246 10PF
R103
150
C241
100PF
R118
4.7K
R114
4.7K
Q17
9014
Q32
8550(DIP EBC)
2
1
3
R104
150
C51
100PF
R113
4.7K
R102
150
L24 1UH
R260
75(DIP,1/4W)
R115
180
C56 10PF
R262
75(DIP,1/4W)
L74 1UH
C54
100PF
Q19
8550(DIP EBC)
2
1
3