Video Block Diagram - Panasonic DVD-K32GCS Service Manual

DVD-K32GCS / DVD-K32PL / DVD-K32PLA

13.4. VIDEO BLOCK DIAGRAM

IC8001
(DV4.1)
OPTICAL
95
PICKUP
96
UNIT
212
42
41
IC8651
40
(8M FLASH ROM)
39
38
A0 25
37
29 DQ0
18 36
A7
31
ADDRESS
33 29
8
A8
8
35
28
A15 1
38
1 27
40
26
42
25
44 24
DATA
30 23
32 22
34
36
21
A16 48
39
35
A17 17
ADDRESS
41 34
A18 16
43
45 DQ15
XCE XWE XOE
26 11 28
214
31
213
215
1
3
7
9
11
13
17
216
2
4
8
10
12
14
18
C
DAC5OUT 139
Y
DAC4OUT 138
RFINN
RFINP
Y/PY/G
DAC1OUT 131
A0
CB/PB/B
DAC2OUT 130
CR/PR/R
DAC3OUT 129
A7
ADDRESS
A8
MA0 201
MA1 203
MA2 207
MA3 209
MA4 208
A15
MA5 206
IC8001-131
0.92Vp-p(20usec./div.)
MEMORY MA6 202
A16 ADDRESS
IC8001-138
MA7 200
12bit 0.92Vp-p(20usec./div.)
A17 ADDRESS
MA8 198
A18
MA9 194
MA10 199
IC8001-129
0.49Vp-p(20usec./div.)
DQM3 192
160
MDQ0
162
MDQ1
NEXOE
164
MDQ2
NEXWE
168
MDQ3
NEXCE
170
MDQ4
MEMORY
172
DATA MDQ5
EXDT0
16bit
176
MDQ6
178
MDQ7
177
MDQ8
175
MDQ9
171
MDQ10
169
MDQ11
167
MDQ12
DATA
163
MDQ13
161
MDQ14
159
MDQ15
NCSM 190
188
NCAS
EXDT15 189
NRAS
181
NWE
183
MCK
185
MCK1
NRST 70
IC3501
(VIDEO DRIVE)
BIAS
CIN
2
4dB LPF 2dB
6.75MHz
-6dB + 8dB
CLAMP
YIN
4
4dB LPF 2dB
6.75MHz
BIAS
1.4V
CLAMP
CYIN
6
4dB LPF 2dB
13.5MHz
BIAS
CBIN
8
4dB LPF 2dB
6.75MHz
BIAS
CRIN
9
4dB LPF 2dB
6.75MHz
IC8001-139
0.6Vp-p(20usec./div.)
IC8001-130
0.49Vp-p(20usec./div.)
FROM IC8601-1pin
FROM IC8606-1pin
36
VIDEO MAIN SIGNAL
COUT
16
75
DRIVER
CVBS
OUT
15
75
DRIVER
YOUT
75 14
DRIVER
MUTE
MUTE
CYOUT
13
75
DRIVER
CBOUT
12
75
DRIVER
CROUT
11
75
DRIVER
IC3501-15 IC3501-16 IC3501-13,14
2.0Vp-p(20usec./div.) 1.5Vp-p(20usec./div.) 2.0Vp-p(20usec./div.)
IC3501-11 IC3501-12
1.2Vp-p(20usec./div.) 1.2Vp-p(20usec./div.)
DVD-K32GCS/PL/PLA
VIDEO BLOCK DIAGRAM
JK4401
VIDEO OUT
JK4401
S-VIDEO OUT
JK4401
Y
PB
PR
IC8051
(64M SDRAM)
23
A0
24
A1
25
A2
26
A3
29
A4
30
A5
MEMORY
ADDRESS
31
A6
12bit
32
A7
33
A8
34 A9
22
A10
35
A11
2
DQ0
4
DQ1
5
DQ2
7
DQ3
8
DQ4
MEMORY
10 DATA
DQ5
16bit
11
DQ6
13
DQ7
42
DQ8
44
DQ9
45
DQ10
47
DQ11
48
DQ12
50
DQ13
51
DQ14
53
DQ15
19
/CS
17
/CAS
15 /RAS
16 /WE
38 CLK