Digital Block Diagram - Panasonic DMR-E75VP Service Manual

DMR-E75VP

21.7. Digital Block Diagram

IC3401
(VAD CON)
ADYOUT4
ADYOUT3
ADYOUT2
ADC
ADYOUT1
P7402 P9001 V YIN DM Y1
11
ADYOUT0
2
ANALOG
VIDEO
BLOCK
ADCOUT4
SECTION P7402 P9001 CPN CIN DM C1
ADCOUT3
19
1
ADCOUT2
ADC
ADCOUT1
ADCOUT0
27MHz IN
IC3406
(CLOCK GENERATOR)
27MHz
BUF OUT2 13
27MHz
BUF IN 16
X3401
(27MHz)
27MHz
BUF OUT1 14
54MHz
CLK54M 24
IC4402
(AUDIO 2CH DAC)
P7402 P9001 MIXLOUT DM
7 VOUTL
62
DATA
P7402 P9001 MIXROUT DM
8 VOUTR
58
IECOUT
P7402 P9001
72
ANALOG
AUDIO
BLOCK
SECTION
IC4406
(AUDIO ADC)
P7402 P9001 AADC L
1
50
P7402 P9001 AADC R
2
48
IC6702
DATA
STRAGE
(NAND FROM)
Mini boot
Firm ware
Model information
U/H/F Error
Laser hour
P.C.B. Name Circuit Name Ref.No.
Glue Net Ref.No.6700,9000 SERIES
Main P.C.B.connect circuit P9001
Digital
AV ENC / RTSC Ref.No.3400 SERIES
P.C.B.
AVDEC / MAIN CPU Ref.No.6000,50000 SERIES
Audio I/O Ref.No.4400 SERIES
Sub Power Supply Ref.No.1500 SERIES
Main Net Ref.No.7400 SERIES
Main Digital P.C.B.connect circuit P7402
P.C.B. Video I/O Ref.No.3000,3900,4900 SERIES
Audio Main Ref.No.4000 SERIES
Timer Ref.No.7500,7600 SERIES
IC3402
16bit/256M
SDRAM
T
C
IC3404
1
(AV ENC / RTSC)
Y4 SDRAM
73 316 YIN4
Y3 I/F
72 315 YIN3
Y2
71 314 YIN2
Y1
69 313 YIN1
Y0
68 312 YIN0
3D FRAME
TBC
Y/C SYNCHRO.
C4
67 322 CIN4
C DEC
C3
66 321 CIN3
C2
64 320 CIN2
C1
63 319 CIN1
C0
62 318 CIN0
CLAMP
310
78 GCP
PULSE
CLK27I CLK27O
57 293 306
1DA DATA
2
IC6001
(AV DEC / MAIN CPU)
171 290
IC6701
PCLK VCLK
(GLUE)
131
EDAD
256 ADOUT3
Audio EE Delay
262 IECOUT
MP3 Playback
VINL
130 AD IN2
DOUT 12
VINR
EE DATA
ADOUT1 134 263 ADIN
T
C
13
T
1 C
/
14
2
1
TC 10
/
2
IC50001
IC3408
32bit/64M
SDRAM
T
C
2
SDRAM
I/F
27MHz
384fs
VIDEO STREAM LOCAL
ENC PS I/F ENC
AUDIO HOST CSS
ST0 ST7
APPROVAL
ENC I/F
T
C
178 11
1
/
2
DATA(MSD16
TC 4
TC 5
TC 6
R656ENC
CSS
CPRM
CPPM
AV-DEC POST
OSD NTSC/PAL
MCP10 PROS
ENCODER
AUDIO
WMDET
HOST
SDRAM I/F
I/F
32bit MAIN CPU
T
C
15
1
/
2
DATA / ADDRESS BUS LINE TC 11 -1/2 / TC 13 -1/2 / TC 16
T
C
9
DATA/ADDRESS BUS LINE
T
C
T T
17
C C
7 8
WORKING
MEMORY
TC 16 BUFFER
16bit/128M-
16bit/64M 16bit/64M
SDRAM
SDRAM SDRAM
IC50002 IC6004 IC6005
74
IDE
TC 3
I/F
RTSC
MICON
I/F
MSD31)/ADDRESS BUS LINE(MSA1 MSA7)
T
C
12
R656DEC
Q50004
DAC4 195 BUFFER
Q50005
DAC5 196 BUFFER
Q50001
DAC1 187 BUFFER
Q50002
DAC2 190 BUFFER
Q50003
DAC3 191 BUFFER
<Booting process for Digital PCB>
1."LOADER" is booted.
2.Search miniboot program at "DATA STRAGE"
by loader and download it to "WORKING MEMORY".
3.Search main program at "DATA STRAGE" by
miniboot and download it to "WORKING MEMORY".
4."MAIN CPU" is controled by Downloaded main
program at "WORKING MEMORY".
#Loader:Load booting and miniboot program.
Miniboot:Load main program and updata firmwave.
SA0-SA25 ADDRESS BUS LINE
TC 12 / TC 14 -1/2 / TC 15 -1/2 / TC 17 / TC 18 -1/2
SD16-SD31 DATA BUS LINE
T
C
18
1
/
2
LOADER
IC6003
D
V
D
R
A
M
D
R
I
V
E
VIDEO EE SIGNAL
AUDIO EE SIGNAL
:REC SIGNAL
:PB SIGNAL
Y OUT DM P9001 P7402
22
C OUT DM P9001 P7402
18
TO ANALOG
GPY OUT DM P9001 P7402
VIDEO
26
BLOCK SECTION
BPB OUT DM P9001 P7402
30
RPR OUT DM P9001 P7402
34
DMR-E75VP
Digital Block Diagram