Panasonic DMR-EZ47VP, Service Manual

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12
Sche
matic
Diagr
am
12.1.
Interconn
ection
Schemati
c
Diagram
POWER & DIGITAL I/F P.C.B.
JC REG5V FANLOCK1 GND TUN R FANPWM1 KEY IN1 KEY IN2 KEY IN3 VHS LED DVD LED DUB LED RST KEY GND LED6V GND
G
N
D
LED6V G
N
D
RST KEY DUB LED DVD LED VHS LED KEY3 KEY2 KEY1
A B C
DMR-EZ47VP/EZ475VP Interconnection Schematic Diagram
12 11 10
9 8 7 6 5 4 3
CPN C IN2
PP4601
GND L2 SW GND L2 IN(L) GND L2 IN(R) KEY1 VIDEO IN2 CPN Y IN2
PS6001 5 4 6 3
2 1
AD5V IR
CPN C IN2 GND L2 SW GND L2 LIN GND L2 RIN KEY1 L2 VIN2 CPN Y IN2 AD5V IR
2 1
10
9
11
7 8
12
MECHA 12.3V
19 18 17 16 15 14
X SW12.3V UNREG 38V MECHA 12.3V MGND AFC
P6003
MGND X SW6V X SW6V D3.3V DR PON H CH SW JC PON GND GND
G
N
D
X
SW6V
MGND CH SW G
N
D
JC PON AFC DR PON H FANPWM1 D3.3V FANLOCK1 X
SW6V
MGND MECHA 12.3V MECHA 12.3V UNREG 38V X
SW12.3V
JC REG5V
13
8
12
9 7
10 11
3 4 2 5 1 6
19 18 17 16 15 14
HDMI MONI DI PON H HDMI P5 ON H HDMI CONT TV VCR GND UARTP2M -VPP
P6002
UARTM2P SCLK SBMTP SBPTM XMPREQ AUGND XINTP XINTM AUGND XFWE GND F+ F-
F- F+ G
N
D
-VPP XINTM XFWE XMPREQ HDMI CONT XINTP SBPTM SBMTP SCLK UARTP2M UARTM2P TV
VCR
G
N
D
HDMI P5 ON H DI PON H HDMI MONI
13
8
12
9 7
10 11
TUN V IN
P3901
ADC R ADC L MIX LOUT DM AUGND MIX ROUT DM AUGND TUN L GND G RFC V IN A G RFC A IN A
G
N
D
TUN R AUGND AUGND TUN V IN ADC R ADC L MIX LOUT DM AUGND MIX ROUT DM AUGND TUN L G
N
D
G RFC V IN A G RFC A IN A
3 4 2 5 1 6
3 4 1 2 5 6 7 8 9
10 15 11 14 12 13
3 4 1 2 5 6 7 8 9
10 15 11 14 12 13
PP27501
1 2 3 4 5 6 7 8 9
10
1 2 3 4 5 6
18 17 16 15 14 13 12 11 19
9
10
8 P31903 7
VHS LED
P6001
RST KEY DUB LED DVD LED KEY3 KEY2 KEY1
VHS LED KEY1 KEY2 KEY3 DVD LED DUB LED RST KEY
7 3 4 2 5 1 6
6 5 4 3 2 1 7 P31905 1 2 3 4 5 6
18 17 16 15 14 13 12 11 19
9
10
8 P31904 7
P3902
IECOUT D5V I2C5CK I2C5DT CPN CIN DM G
N
D
V YIN DM YOUT DM G
N
D
G
N
D
BPBOUT DM GPYOUT DM RPROUT DM XDMUTE COUT DM G
N
D
G
N
D
G
N
D
G
N
D
IECOUT D5V I2C5CK I2C5DT CPN CIN DM GND V YIN DM YOUT DM GND GND BPBOUT DM GPYOUT DM RPROUT DM XDMUTE COUT DM GND GND GND GND
1 2 3 4 5 6
18 17 16 15 14 13 12 11 19
9
10
8 P31902 7
1 2 3 4 5 6
18 17 16 15 14 13 12 11 19
9
10
8 7
P31901 1 3 4 7 5 8 6 9
10
P31906 2
L2
LOADING MOTOR
CYLINDER UNIT
AUDIO CONTROL HEAD
FULL ERASE HEAD
CAPSTAN DRIVE UNIT
MODE SWITCH
S1532
CAP R/F EC TL GND FG1 CAP VM 5V
7 6 5 4 3 1 2
GND PG(+) PG(-) GND COM M
3
M
2
M
1
7 6 5 4 3 1 2 8 2 1
FULL E FULL E AUDIO E IN GND A.HEAD(W) A.HEAD(R) CTL HEAD(-) CTL HEAD(+) LP/EP R SP R A R A COM A L SP L LP/EP L LP/EP COM SP COM
6 5 4 1 3 2 9 8 7 6 5 2 1 3 4
MAIN P.C.B.
VTR MECHANISM UNIT
FRONT (L) P.C.B.
FRONT (R) P.C.B.
S-VHS
P2571
CAP R/F EC TL GND FG1 CAP VM 5V
7 6 5 4 3 1 2
GND
P1531 2 1
PG(+) PG(-) GND COM M
3
M
2
M
1
P2501 7 6 5 4 3 1
LOADING M(-)
2
LOADING M(+)
8 2 1 P4001
FULL E FULL E
P4002
AUDIO E IN GND A.HEAD(W) A.HEAD(R) CTL HEAD(-) CTL HEAD(+)
P3001
LP/EP R SP R A R A COM A L SP L LP/EP L LP/EP COM SP COM
6 5 4 1 3 2 9 8 7 6 5 2 1 3 4
11
10
9
8
7
6
5
4
3
2
1
G F E D C B A
Ref.No.4500 SERIES
Audio Video
Circuit Name
Main P.C.B.
Syscon/Servo/Timer
Ref.No.1500,2500,6000,7500 SERIES
I/O
Ref.No.3700,3900,4800 SERIES
Ref.No.
Ref.No.2000,3000,4000 SERIES
P.C.B.Name
DMR-
EZ47VP
/
DMR-
EZ475V
P
61