Read Panasonic SV-AV20ENC / SV-AV20KR (serv.man2) Service Manual online
5.2. CONTROL BLOCK DIAGRAM
SV-AV20ENC/KR
CONTROL BLOCK DIAGRAM
L
H
H
H
H
H
S6102
S S
12C CLK
VCC CAM
JACK C.B.A.
DSC
ADAPTOR PLUG OPEN:
ADAPTOR PLUG IN:
PLUG
POWER INT
X1
X2
OPERATION
REC LED
S/S
REC
PLAY
P OFF
OPERATION
VTR
VTR OPE2
VTR OPE1
ADPT IN
DSC 25RX
DSC 25TX
DAC CS
UC SCLK2
UC SDI2
UC SDO2
CE
AVREF
I2CCLK(CAMERA MODULE 12C CLK)
I2CDATA(CAMERA MODULE 12C DATA)
X RESET
6KEY(REMOCON KEY ON: )
REMOCON KEY IN
POWER ON /KEY IN
SDI
SDO
SCLKO
CLK OUT2
UART TX
AUDIO
TO/FROM
LCD
TO/FROM
JACK C.B.A.
DC+
QR6004
REG 4.5V
POWER
FROM
Q6003
SDI
UCSDO
SCLK1
X OUT
X IN
JACK P
FROM
(4MHz OSC)
X6001
AC ADAPTOR
DC GND
<UCOM 3.2V>
<UCOM 3.2V>
12
12
PS1502
PP1001
55
56
57
48
59
2
1
3
40
41
45
53
43
3
2
5
6
7
46
17
19
18
15
16
14
26
13
12
16
14
26
13
12
22
21
61
20
19
18
REG.
1
3
5
16
34
AVREF
8
29
46
36
14
13
3
6
4
1
SWITCHING
SWITCHING
UC RESET
TO EVR
(REMOCON KEY DET)
Q6002
<UCOM 3.2V>
OUT
VDD
2
1
REG 3.2V
+B
G
S
D
Q6004
JK1503
HEADPHONE JACK
1
2
42
42
PP1001
PS1502
(REAL TIME CLOCK)
IC6002
(DSC ENGINE)
IC3401
IC6001
(REG.AVREF)
(RESET)
IC6004
QR3405
DSC
MAIN CONNECTION
QR6003
S6105
P OFF/PLAY/REC
VR-
VR+
VTR OPERATION SW U
<REG 3.2V>
<REG 3.2V>
27
26
(CONTROL MICROCOMPUTER)
IC6003
(PLUG IN:ON)
Q6005
<UCOM 3.2V>
UC SSCL
UCSDO
UC SSCL
CS
SCK
SIO
RTC CS
UC SSCL
UC SDIO
CLICK1
DSP RECEIV
UART RX
MODULE
CAMERA
TO/FROM
CAMERA IF
FROM
(DSC ENGINE)
IC3401
29 CARD ACCESS
UCOM 3.2V
REG 3.2V
ACS LED
POWER LED
S/S
REC
PLAY
P OFF
VR-
VR+
S6104
S6103
MODE
MENU
FF
STOP
STILL
REW
PLAY
S/S
SW2
SW3
SW7
SW6
SW8
SW5
SW4
SW1
50
51
52
53
54
55
56
57
50
51
52
53
54
55
56
57
PS1502
PS1502
PS1502
PS1502
PS1502
PS1502
PS1502
PS1502
PP1001
PP1001
PP1001
PP1001
PP1001
PP1001
PP1001
PP1001
9
FP1501
8
7
6
5
4
3
2
1
FP1501
FP1501
FP1501
FP1501
FP1501
FP1501
FP1501
FP1501
FORWARD
REVERSE
STOP
PAUSE
MODE
PLAY ENTRY
MENU
12C DATA
REMOCON
SV-AV20ENC / SV-AV20KR
8
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