Technics RS-DV290EG Service Manual page 259

81~88
STD0~7
5,15,26,39,52,58,
66,75,89,103,131,
144,152,157,165,
175,184,194,203
V
DD
12,30,48,69,98,
127,135,172,186
LV
DD
105
PLLAV
DD
MN6775511
112,118
AV
DD IC3001
AV DECODER
176~179,181~183,
189,191,192,196
MA0~11
2~4,6~9,11,13,14,16~18,
150,151,153~155,158~160,
162~164,166~169,171,205~207
MDQ0~31
174,204
DQM1,2
200
XRAS
201
XCAS
193
XWE
198
XCSM
185
MCKI
187
MCK
25 24 23 22 21 128 32,33,
35~38,
40~43,
45~47,
49~51,
54
1~10,
16~25,
11
48
XWE
A0~20
29~36,
38~45
28
XOE
DQ0~15
C3FBND000098
IC6301 14
WP/A D+3.3V
CC
32M FLASH
MEMORY
37
47 V DD D+3.3V
D+3.3V XBYTE
27,
46
V SS
12
XRESET
26
96
SRCK
97
LRCK
91
ADOUT0
92
ADOUT1
93
ADOUT2
94
ADOUT3
107
PLLV SS
NRST
113,
STBDAC2
121
AV
SS SBT1
SBO1
1,10,19,34,44,
53,62,71,80,95, SBI1
104,122,139,148,
156,161,170,180,
190,199,208
V SS
120
DAC5OUT
116
DAC4OUT
102
PCLK
55~57, 28
29 31 27
59~61,
63~65,
67,68
70,76,
72~74
3 4 13 14
15 10
1
D+3.3V V 1
DD
C1DB00000582 V DD
IC6561
5 CLOCK GENERATOR
D+3.3V V 2
DD
CE
7 8 2 6 11
X6561
(36.864MHz)
C0FBBK000036
IC4211
8CH AUDIO D/A CONVERTER
DAC
40
BCKIN
41
LRCIN
SERIAL
45
DIN1
INPUT
I/F
46
DIN2
DAC
47
DIN3
OVERSAMPLING ENHANCED
DIGITAL FILTER MULTI-LEVEL
31
DATA4
WITH FUNCTION DELTA-SIGMA
CONTROLLER MODULATOR
DAC
37
RSTB
36
ML
35
MC FUNCTION
CONTROL
DAC
34 I/F
MDI
33
MDO
SYSTEM CLOCK
DAC
SYSTEM CLOCK
MANAGER ZERO DETECT
32 30
1~6 48 18,22,
38
24,26,
28
ADAC5V
C9ZB00000431
IC501
VIDEO BUFFER
Bias
150k
2
C IN
4dB
Sync tip
clamp
4
V IN
4dB
Sync tip
clamp
6
Y IN
4dB
12
CY IN
Sync tip
clamp
13
CLP
14
Cb IN
Bias
12 150k
3 D+3.3V
16
Cr IN
16
D+3.3V
Bias
150k
MUTE1 V
3 1
A+5V A+5V
VOUT1
14
(VOUT2)
(13)
OUTPUT AMP AND
LOW-PASS FILTER
VOUT3 12
(VOUT4)
(11)
OUTPUT AMP AND
LOW-PASS FILTER
VOUT6
OUTPUT AMP AND 9
LOW-PASS FILTER
VOUT5
10
OUTPUT AMP AND
LOW-PASS FILTER
VOUT7 16
(VOUT8)
(20)
OUTPUT AMP AND
LOW-PASS FILTER
17,19, 44 43
21,23,
25,27
D+3.3V
A+5V
15
5
YC-MIX
C OUT 33
LPF 2dB 75
6.75MHz Driver
VOUT 31
2dB 75
LPF
Driver
VSAG 30
6.75MHz
Y OUT 28
LPF
2dB 75
6.75MHz
YSAG 27
25
CY OUT
4dB LPF
2dB 75
6.75MHz
Bias
CYSAG 24
150k
Cb OUT 22
4dB LPF
2dB 75
6.75MHz
Cb SAG 21
Cr OUT 19
4dB LPF
2dB 75
6.75MHz
Cr SAG
18
GND1 GND2
CC 1 V CC 2
34 8,10 17,20,
23,26,
29,32
A+5V
BU4053BCFE2
IC891
SIGNAL SELECTOR
13(1) 14(15)
8
12(2)
GND
3
7
V
SS
4
5
16
+B2
SW CONT. 6
INH
A B C
11 10 9
Q891
MIXSEL
SWITCH-
ING
ZFLAG
S-VIDEO OUT
VIDEO OUT
Q501
SWITCH-
ING
SL-DV290(EE,GN) BLOCK DIAGRAM