Panasonic DMR-EZ45VEB, Service Manual

Page: 63 / 108

13.5. SYSCON / SERVO / TIMER MAIN
! Important Safety Notice:
Components identified with the mark have
the special characteristics for safety.
When replacing any of these components
use only the same type.
Note:
Marked $ (spare) parts are not assembled
* Optional Parts
DMR-EZ45VEB
SYSCON / SERVO / TIMER
SCHEMATIC DIAGRAM
C2519
0.01
C2518
0.01
R2552
10K
X
_S
W
_12V
M
GND
X
_S
W
_5R
8V
X
_S
W
_5R
8V
AADC
_
L
AADC
_
R
RP
R_
O
UT_
D
M
BP
B_
O
UT_
D
M
GP
Y_
OUT
_
DM
GND GND SY
N
C
_
D
E
T
CP
N
_
C_
IN_
D
M
V_
Y_
IN_
DM
C_
O
U
T
_
D
M
Y_
OUT
_
DM
R6201
10K
R2551
10K
R6026 10K
R6027 10K
R6028 10K
R6030 4700
R6029 4700
R6012
680
R6019
680
R6014
10K
C6014 0.01
C6009
0.01
C6115
0.01
R6109 1M
KEY_GND
CPN_Y_IN2
GND
CPN_C_IN2
L2_R_IN
L2_L_IN
L2SW
KEY2
L2_V_IN2
KEY1
F-
F+
VP
GND
IR
GND
A
U_
GND
S
C
A
R
T_
MU
TE
AU
_
G
N
D
A
V
2_P
B
_H
P5
0
A
V2
_
BL
ANK
T
U
_P
_O
N
_H
AF
C
AU
_
G
N
D
GND
LOADING M(+)
LOADING M(-)
5V
X
_S
W
_12V
FG
1
GND(
F
G)
TL EC
CA
P
_
R/
F
M_
G
N
D
C2001
33P
C2054
3900P
R2002
1M
R2001
3900
M
IX_
R
OUT
_
DM
M
IX_
L
OUT
_
DM
I2
C
5
_
CLO
C
K
I2
C5
_
D
A
T
A
S
W
2_T
U
L7902
R1511 27K
R1512
27K
R1503
150
R1513
120[22]
S1531
C6006
0.1
R1501
27K
R1502
27K
TW2001
12
345
S1532
C6020
50V0.1
C6101
6V220
L
6102
R6017
2200
C6015
0.033
C6016
1000P
C6111
560P
R6116
*1500
L6104
*33u
L6103
1.5u
C6116
0.1
L6105
68u
C2003
10V1
TW2002
C2053
16V10
N
C2051
6V22
C6005
16V10
T
L
6010
R6008
2200
C2504
0.022
C2505
0.022
C2506 0.22
C2508
1800P
C2513
10V1
C2502
6V220
R2501 1R2
R2502 1R5
C2509
16V22
C2510 0.1 C2511 0.1
C2512
0.1
C2507
1000P
D
2502
TL2515
CAP FG TL2502
CAP TL
C6308
6V47
VM2
1
OUT1
2
L GND
3
OUT2
4
F IN
5
R IN
6
VG
7
GND
8
CST
9
CT1
10
CT2
11
PCI
12
CNF
13
EC
14
PG+
15
PG-
16
PG OUT
17
PFG
18
VDC
19
COM
20
VM1
21
U
22
V
23
RNF
24
26
W
25
27
IC2501
C6012
$0.01
R6801
* 100K (ex.Mask)
Q6801
*(ex.Mask)
QR6801
* (ex.Mask)
R6803
*470K (ex.Mask)
R6802
* (ex.Mask)
TL6002 TL6004
C6201
$ 0.1
TL23
TL24
Q6305
D6306
C6302
0.01 R6309
2700
Q
6103
R6120
1K
R6122
560
R6121
560
C6121
33P
X6001
2
1
P1531
MESECAMDET_H
S
E
CA
M
D
E
T
_H
C
T
L
_
HE
AD_
M
C
T
L
_
HE
AD_
P
60HZ_H
OSD_
5
V
SVHS_
PB
_
H
S
E
CAM_L
IIC_CL
K
IIC
_D
A
T
A
VT
R
_
PON_
H
VHS_
V_
Y_
OUT
FSC
OSD_
V_
IN
AV3_IN_L
AV3_IN_R
50HZ_H
HPNC_H
AV3_V_IN
AV3_Y_IN
AV3_C_IN
UNREG_38V
TRK_ENV
F_ADJ
ART_V_H_N
EE_L
HSW
A_HSW
D_REC_H
ABS_NORM_L
PAL_EP_H
BIAS_H
FM_MUTE_H
IO
_P
_S
A
V
E
_H
A
V
2_P
B_H
S
C
AR
T
_MUT
E
BW
_H
K
ILLER
A
V2
_
B
L
ANKING
AFC
T
U
_P
_O
N
_H
SYNC
_
D
E
T
S
L
IC
E
R_V
ID
E
O
I2C5_D
A
T
A
I2C5_CL
K
P5
0
MIX_L_MUTE
MIX_R_MUTE
AU_GND
GND
X_SW_5R8V
AADC_L
AADC_R
R/PR_OUT_DM
B/PB_OUT_DM
G/PY_OUT_DM
Y_
OUT
_
DM
C
_
OUT
_
DM
V_
Y_
IN_
DM
CP
N
_C_IN
_D
M
REG_12V
X
_S
W
12V
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19
P6003
SLI
C
ER
_
V
ID
EO
1 2
IP4901
SYS_GND
C6103
10V1
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
P6002
9 8 7 6 5 4 3 2 1 10 11 12 13 14 15
P6001
SW
_
T
U
L
B
7902
QR7901
R7903
$ 330
R7905
47K
R7906
47K
R7907
L
B
7903
C7904
35V47
C7906
50V22
C7905
50V22
C7907
10V220
L
B
7901
R7902
47
L7901
39u
1 2
IP7901
C2501
0.1
C2515
0.01
C6114
* 33P
R6001
1K
R6002 1K
C6001 18P
C6026
$ 0.1
C2055
0.1
R2563
1K
R6013
220
R6023
220
R6025
220
R2561
1K
R2514
220
R2515
220
R2516
220
R2521
1K
C6007 22P
C6010 22P
C6008
470P
C6110
10V1
ANT
_
PON_
H
P_
F
AI
L
D1501
Vo
1
Vs
s
2
On
3
Vi
n
4
IC6302
R2562
47K
R6118
$
R2564
100
R2565
100
R6016
1K R6018
1K
R2520
18K
R6031
22K
R6006
27K
R6117
180
R6022
220
R6115
470
5V
X_SW_12V_1
SYS_GND
X_SW_5R8V
A5V_SYS
C6002 22P
C7903
$ 50V0.047
GND
A
U_
GND
M_
GND
CYL_GND
FI
P_
GND
Q6101
*
Q
6104
Q6102
Vout
Vdd
GND
NC
NC
IC6201
$
D7901
D7902
$
D
7903
D
7904
D2001
1SS133
D2002
1SS133
7
6
5
4
3
2
1
P2501
PG+
PG-
CYL_GND
COM
M3
M2
M1
ANT
_
SHOR
T
_
L
K
6002
C
S
YNC
_
IO
C
SYNC
_
IO
K2597
FIP_GND
CYL_GND
GND
R6005
1K
R6123
240
1
2
3
4
5
6
7
8
9
10
PS6001
1
2
3
4
5
6
7
8
9
10
PS6002
D7907
1 2
C2562 0.047
C2551
0.047
1 2
C2552 0.068
C2561
0.068
R6007
8200
R6011
8200
GND
IO
_P_S
A
V
E
_H
GND X
_S
W
_17V
5V
_A
D
A
3_S
W
_I
N
V
T
R_
CS
VT
R_
S
_
OUT
GND V
T
R_
S
_
CL
K
VT
R_
S
_
IN
P_
F
A
IL
GND RE
M
O
CON
P_
SA
V
E
_
H
8 7 6 5 4 3 2 1
P
2571
R6131
0
K6004
K6001 *
L
B
7905
L
B
7904
R7904
270
C7901
35V220
D
7906
R6024
1K
C7752
6V220
C6301
0.1
C6003
$ 0.01
C6004
$ 0.01
R6003
0
R6004
0
2
1
3
4
IC1501
2
1
3
4
IC1502
1 2 3 4
5 6 7 8 9
T
7901
1 2 3
S
E
CAM_ID
4
VHS_
KE
Y1
5
VHS_
KE
Y2
6
S-
PHO
T
O
7
T-
PHO
T
O
8
T
RCK
E
N
V
E
9
N/
S/
T
2
10
CU
RR_L
IMI
T
11
F_
ADJUST
12
AR
T
V/
H/
N
13
RE
M
O
CO
N
14
T
IM
E
R_CS
15
VV_
H
16
SL
P(
H)
/
17
VI
DE
O
.H.SW
18
A
UDI
O
.H.SW
19
D
.RE
C_H
20
BIA
S
_H
21 22
AB
S_
NOR
M
23
60H
z
24
FM_
MUT
E
25
S_
T
A
B
_
L
26
M
E
SEC
AM
_
D
E
T
_
(H
)
27
UNL
O
ADI
NG
28 29 30
POS.SW3
31
POS.SW2
32
POS.SW1
33
RESET(L)
34
32kHz IN
35
32kHz OUT
36
+5V(D)
37
12MHz IN
38
12MHz OUT
39
GND(OSC)
40
S_DUB_H
41
50Hz_(H)
42
X_SEL
43
EEP_WR
44
HPNC (H)
45
NUB(GND)
46
FSC_LPF
47
OSD.FSC.IN
48
OSD(GND)
49
CVIN
50
51 52 53
HL
F
54
S
E
C
AM_MIX
55
CV
IN
2
56
NU
A(
GND)
57
ANT
_
SHOR
T
_
L
58 59
LP
(H
)
60
SVHS_
PB
(H)
61
ANT
_
PON_
H
62
NC
63
FL
D_
C
S
64
FL
D_
D
A
T
A_
OUT
65
FL
D_
D
A
T
A_
IN
66
FL
D_
C
L
K
67
T
_
BUS_
D
A
T
A_
OUT
68
T
_
BUS_
D
A
T
A_
IN
69
T
_
BUS
_
C
L
K
70
IIC
CL
K
71
IIC
D
A
T
A
72
125H
z
73
CA
P
.R/
F
74
PON(
H)
75
CA
P
.E
T
76
C
Y
L.
ET
77 78 79 80
NC
81
EX.FF/REW(L)
82
DUB_HDD
83
DUB_DVD
84
DAVN
85
FG.AMP.OUT
86
FG.AMP.IN
87
GND(A)
88
NC
89
CYL.PFG
90
OREF
91
IREF
92
NC
93
CTL HEAD(-)
94
CTL.HEAD(+)
95
CTL.AMP.REF
96
PB.CTL.OUT
97
+5V(A)
98
+5V(D)
99
AFCS
100
(5
3
)
+
5
V(
OSD)
(5
2)
CV
O
U
T
(78)
P
.F
A
IL
(L
)
(51)
L
E
C
H
A
(3
0
)
POS_
SW
4
(7
9)
S
.R
E
E
L
.P
UL
S
E
(1
)
SE
C
A
M/
P
AL
(SYS2
)
(2
)
C
K
ILLER
_
L
(3)
B
/W
_H
(8
0
)
T
.R
EEL.
P
U
LS
E
(2
9)
L
O
ADI
NG
IC6001
*
Q1502 Q1501
K
7901
R7901
5600
D
7905
C7902
Q7901
R2503
10K
K
2501
$
K
2502
C6303
10V47
C2503
1
C2514
1
C2571
25V330
DMR-EZ45VEB
63