Panasonic KX-HCM280, Service Manual

Page: 173 / 182

KX-HCM280 MAIN BOARD 3/4 DECODER JPEG BLOCK
nWAIT
+3.3V
nDREQ0
C708
0.1u
C712
0.1u
C701
0.1u
+3.3V
C702
0.1u
nHSYNC
C711
0.1u
nJPEG_RST
nWE1
FIELD
C707
0.1u
R701 10K
nRD
CPU_A[0-4]
nPW_DOWN
PIXCLK
C705
0.1u
R706
47
nDACK0
C703
0.1u
C706
0.1u
C709
0.1u
C[0-7]
C710
0.1u
nJPEG_CS
nJPEG_INT
Y[0-7]
+3.3V
C704
0.1u
nVSYNC
RA707
47
4
3
2
1
8
7
6
5
16MHz
IC702
1
VCC1
2
DQ1
3
DQ2
4
DQ3
5
DQ4
6
VCC2
7
DQ5
8
DQ6
9
DQ7
10
DQ8
13
NC1
14
NC2
15
nWE
16
nRAS
17
NC3
18
A0
19
A1
20
A2
21
A3
22
VCC3
23
VSS3
24
A4
25
A5
26
A6
27
A7
28
A8
29
nOE
30
nUCAS
31
nLCAS
32
NC4
35
DQ9
36
DQ10
37
DQ11
38
DQ12
39
VSS2
40
DQ13
41
DQ14
42
DQ15
43
DQ16
44
VSS1
IC701
1
D15
2
D14
3
D13
4
D12
5
D11
6
D10
7
D9
8
D8
9
D7
10
D6
11
D5
12
D4
13
VDD1
14
VSS1
15
D3
16
D2
17
D1
18
D0
19
CLK
20
CLKSEL
21
ZBLANK
22
ZVSYNC
23
ZHSYNC
24
PIXCLK
25
FIELD
26
PXEN
27
VDD2
28
TEST/CLKSEL3
29
Y7
30
Y6
31
Y5
32
Y4
33
Y3
34
Y2
35
Y1
36
Y0
37
C7
38
C6
39
C5
40
VSS3
41
VDD3
42
C4
43
C3
44
C2
45
C1
46
C0
47
VDD4
48
VSS4
49
MA9
50
MA8
51
MA7
52
MA6
53
MA5
54
MA4
55
MA3
56
MA2
57
MA1
58
MA0
59
MD15
60
MD14
61
MD13
62
VSS5
63
VDD5
64
MD12
65
MD11
66
MD10
67
VDD6
68
MD9
69
MD8
70
MD7
71
MD6
72
MD5
73
MD4
74
VSS6
75
MD3
76
MD2
77
MD1
78
MD0
79
ZRAS1
80
ZRAS0
81
ZCAS
82
ZWE
83
ZOE
84
ZBREQ
85
VDD7
86
ZBACK
87
ZPDN
88
ZRESET
89
VDD8
90
VSS8
91
ZIRQ
92
ZDACK
93
ZDRQ
94
RDY
95
ZWR
96
ZRD
97
CPUTYPE
98
ZCS
99
A1
100
A0
IC703
1
2 GND
3 4
5
Vcc
6
+3.3V C713
0.1u
R703
0
C716
33
C714
15p
C715
15p
R704
1M
R702 33
ADPCM_EXCK
C418
10u
R426 0
AG
C423
0.1u
C419
0.1u
R424
0
TCK
+3.3V
nADPCM_CS
C425 0.1u
R420
NC
R427 0
C417
15p
C416
15p
TMS
C421
47p
R425
0
nADPCM_INT
+3.3V
R421
0
ADPCM_DIN
C427 0.1u
C420 47p
R418
10k
ADPCM_DEN
TDO
IC404
1
GSX
2
NC2
3
AIN-
4
NC4
5
SG
6
NC6
7
VA
8
NC8
9
AG
10 NC10
11 VFRO
12 NC12
13 NC13
14 DG
15 nPDN
16
DOUT
17
DIN
18
EXCK
19
DEN
20
MCK
21
NC21
22
PCMRI
23
PCMRO
24
IR
25
IS
26
PCMSI
27
PCMSO
28
SYNC
29
BCLK
30
VD
CPU_D[0-15]
C426 0.1u
ADPCM_DOUT
C424
NC
R422
0
IC406
RE1
1
*GCK3
22 33 4
*GND1
55 66 77 88 9
*TDI
10
*TMS
11
*TCK
12 12
13 13
14 14
15 *Vccint1
16 16
17 *GND2
18 18
19 19
20 20
21 21
22 22
23
23
24
*TDO
25
*GND3
26
*Vccio
27
27
28
28
29
29
30
30
31
31
32
32
33
*GSR
34 *GTS2
35 *Vccint2
36 *GTS1
37 37
38 38
39 39
40 40
41 41
42 42
43 *GCK1
44 *GCK2
TDI
nADPCM_RST
R419
1M
C422
0.1u
ADPCM_OF
+3.3V
R423
0
10MHz
X701
16.67MHz
16MHz
R431
10k
R432
NC
C431
NC
C432
1u
AG
AIN
IC405
1 2
GND
34
5
Vcc
6
X401
10.368MHz
C415
5600p
R707
100
C433 100p C434 100p C435 100p
Y[4]
Y_OUT
Y[7]
R620
10K
Y[3]
C607 100p
C[0]
R617
10K
C614 1u
C612
0.1u
L602 10u
R619
NC
C626
0.1u
C637
0.1u
C631
100p
R605 1.5K
C613
6.3V10u
R622
0
C_OUT
C641
0.1u
Y[1]
SCL
C618
100p
C605
6.3V10u
[3216]
C638
0.1u
C611
6.3V10u
C627
0.1u
Y[5]
R607 100
C621
6.3V10u
[3216]
C[5]
DEC_PD
nVIDEO_RST
C635
0.1u
R608 100
nVSYNC
C620
0.1u
Y[0]
L601 10u
C[2]
C624
100p
IC601
1
DAVDD1
2
VRT2
3
VIN6
4
VIN5
5
AVDD5
6
AGND6
7
ADIN2
8
AMPOUT2
9
CLPOUT2
10
VRB2
11
AGND11
12
AGND12
13
VRB1
14
CLPOUT1
15
AMPOUT1
16
ADIN1
17
VRCL1
18
AGND18
19
avdd19
20
VIN4
21
VIN3
22
VIN2
23
VIN1
24
VRT1
25
DAVDD25
26
D
A
GND26
27
MODE[0]
28
MODE[1]
29
MODE[2]
30
MODE[3]
31
SCAN
32
TEST[2]
33
TEST[1]
34
TEST[0]
35
SLEEP
36
RESET_L
37
D
VDD37
38
DGND
39
SCL
40
SD
A
41
PLLSEL
42
CLKSEL
43
B[7]
44
B[6]
45
B[5]
46
B[4]
47
B[3]
48
B[2]
49
B[1]
50
B[0]
51
DGND51
52
DVDD52
53
Y[7]
54
Y[6]
55
Y[5]
56
Y[4]
57
Y[3]
58
Y[2]
59
Y[1]
60
Y[0]
61
DVDD61
62
DGND62
63
C[7]
64
C[6]
65
C[5]
66
C[4]
67
C[3]
68
C[2]
69
C[1]
70
C[0]
71
ODD/EVEN
72
HVALID
73
VVALID
74
VSYNC_L
75
HSYNC_L
76
CLKXO
77
CLKX2O
78
DGND78
79
D
VDD79
80
CLKX2
81
ST
A
TUS3
82
ST
A
T
AS2
83
ST
A
T
AS1
84
M[7]
85
M[6]
86
M[5]
87
M[4]
88
M[3]
89
M[2]
90
M[1]
91
M[0]
92
DGND92
93
D
VDD93
94
GAINS[2]
95
GAINS[1]
96
GAINS[0]
97
INS[2]
98
INS[1]
99
INS[0]
100
D
A
GND100
C601
1u
nHSYNC
C[3]
C632
33
C680
6.3V10u
[3216]
C634 0.1u
C633
100p
R613
10K
C609
0.1u
C[7]
C636
100p
+3.3V
R614
NC
C616
100p
R621 47
C608 6.3V10u
C639
0.1u
R640
2.2K
C628
100p
C603
220p
C606 100p
Y[6]
R612
10K
C629
6.3V10u
[3216]
C610
6.3V10u
C[1]
R624 0
C615 1u
C640
0.1u
C[4]
C604 220p
R616
10K
+3.3D
A
VDD
Y[2]
R618
10K
R623 0
R606
8.2K
C630
0.1u
C[6]
SDA
C602 1u
C619
0.1u
FIELD
+3.3AVDD
R615
10K
C625
33
R611 0
X601
24.545454MHz
IC603
1
2 GND
3 4
5
Vcc
6
R610
1M
24.54MHz
C617
0.1u
C622
10p
+3.3V
R639
100
R609 33
PIXCLK
C623
10p
CPU_D[2]
MA[2]
MD[4]
CPU_D[3]
Y[0-7]
C[2]
MA[1]
CPU_D[4]
MD[5]
MA[6]
MD[13]
MA[7] MA[6]
MA[8]
MD[12]
MD[14]
Y[7]
Y[2]
MD[9]
C[0-7]
MD[10]
MD[0]
MD[15]
MA[4]
Y[1]
MA[5]
MD[1]
MD[11]
C[0]
MA[0]
MD[13]
MD[1]
MD[9]
MA[0]
CPU_D[12]
C[4]
MD[2]
CPU_D[13]
MA[5]
MD[10]
C[3]
CPU_D[14] CPU_D[15]
MD[11]
MA[7]
CPU_A[1]
MA[1]
Y[4]
MA[3]
CPU_A[2]
MD[12]
MA[2]
Y[3]
Y[5]
CPU_D[5]
C[7]
MD[7]
CPU_D[6]
MD[6]
C[6]
CPU_D[7]
C[1]
CPU_D[8]
MD[7]
MD[0-15]
CPU_D[9]
MD[15]
C[5]
MD[8]
CPU_D[10]
MA[4]
MD[0]
MD[14]
CPU_D[11]
MD[8]
MD[2]
Y[0]
CPU_D[0]
MA[3]
MD[3]
Y[6]
CPU_D[1]
MA[8]
CPU_D[6]
CPU_D[13]
CPU_D[9]
CPU_D[14]
CPU_D[15]
CPU_D[12]
CPU_D[10]
CPU_D[8]
CPU_D[11]
CPU_D[7]
MD[6] MD[5] MD[4] MD[3]
CPU_D[5] CPU_D[4] CPU_D[3] CPU_D[2] CPU_D[1] CPU_D[0]
CPU_A[4]
D E
G3
G2
G1
F2
F1
CPU Control
CPU Control
AUDIO
DIGITAL
BLOCK
JPEG CODEC
VIDEO DECODER
DRAM
CPU Control
Analog Imaging Signal
(CN601)
T
o
a JPEG
F
rome a JPEG