Service manual

CD-DV999W/CD-DV777W
4 – 1
AudioCD-DV999W/CD-DV777WService ManualCD-DV999W/CD-DV777WMarketE
CHAPTER 4. DIAGRAMS
[1] Block diagrams
Figure 4-1 BLOCK DIAGRAM (1/4)
M
M
1,12D3.3V
D_GND
NRST
68
ADAC_CK
ADAC_L
ADAC_DA
768FS
A5V D3.3V
GND
DGNDAUDIO
94
14
15
16
13
974817296
7
8
IC3801
PCM1748E
D/A CONVERTER
5
181
IECOUT
D3.3V
RXD
DAC1OUT
DAC4OUT
DAC5OUT
164
163
158
52
1,7,8
D3.3V
DVD_CS
S_CLK
S_DIN
S_DOUT
AMUTE
RXD_CLT_IN
IC3003
TC7WT126
BUFFER
60
53
55
54
94
59
CN3003
CN3201
CN3203
D3.3V
RESET
BD4825G
IC3002
A0-A15
D3.3V
D3.3V
D3.3V
Q3501
Q3100
Q3101
Q3102
P15(RXD_CLT)
47
NEXOENEXCENEXWEFADT(0-20)
1,10 20
8 bit LATCH IC
TCLV573T
IC3503,IC3504
27,46
131412
FLASH ROM
IXA173WJ
IC3501
+8V
A_5V
S_5V
D3.3V
D1.5V
A3.3V
FROM MAIN PWB
FROM MAIN PWB
CN3004
D3.3V
M_GND
A3.3V
S_5V
A_5V
D_1.5V
AUDIO_GND
LÐCH
S_5V
RÐCH
A_GND
D_GND
+8V
TR+
DVD A_MUTE
DVD_CS
RXD_CTL_IN
CAM+
TR-
DVD_DATA
CAM-
M1
TRAY
MOTOR
M2
JK7002
VIDEO
OUT
SO7001
S-VIDEO
OUT
MAIN CAM
MOTOR
RESET
DVD_CLK
SYS_DATA
MUTE
Py_OUT
DGND
VGND
ASPECT
Pr_OUT
PROGRESSIVE
Pb_OUT
RXD
C_OUT
TXD
VGND
V_OUT
DGND
SPDIF
IC501
AUDIO
DIGITAL
OUT
DVD/CD
D_3.3V
D_3.3V
8
4K
b
B
R
I
49,92,170
X3601
15
14
10
873
2,11
GENERATOR
CLOCK
BU2363FV
IC3601
D_GND
6,12,32,38,44,46,52
43,49,55,75,81 1,3,9,15,29,35,41
BA(0-1) DQM(0-3) MA(0-11) MDQ(0-31) MCK NWE NCAS NRAS NCSM
64M SD-RAM
IX0614AW
IC3401
IC30
IXA46
4
DVD ED
C
1
2
3
3
2
1
1
2
3
4
5
6
7
8
9
10
11
1
2
3
4
5
6
7
8
9
10
11
12
13
1
2
3
4
5
6
7
8
9
10
11
12
13
14
6
58,72,78,84,86