Read Panasonic WJ-NT104 (serv.man2) Service Manual Supplement online
Supplement-1
ORDER NO. AVS0309516S1
S16
S16
R
Network Interface Unit
WJ-NT104
Please file and use this supplement service manual together with the original service manual for Model No.
WJ-NT104, Order No. AVS9911212C1.
LIST OF MODIFICATION
■
Following printed circuit board ass'ys and mechanical parts have been changed since July, 2003 (Serial No.
CGAXXXXX and higher.)
• Main Board Ass'y
• Rear Board Ass'y
• Main Chassis
• Rear Panel
• Insulator Paper
• Mounting Angle for RS-485
• Mounting Angle for Dip Switch
Note; Only the Main Board Ass'y has upper compatibility, but other parts have no compatibility at .
Detailed difference and new replacement parts list are described on page 14 and 16.
2 0 0 3
M a t s u s h i t a E l e c t r i c I n d u s t r i a l C o . , L t d .
A l l r i g h t s r e s e r v e d . U n a u t h o r i z e d c o p y i n g a n d
d i s t r i b u t i o n i s a v i o l a t i o n o f l a w .
d i s t r i b u t i o n i s a v i o l a t i o n o f l a w .
OPERATE
RCV XMT
LINK
Network
Interface Unit WJ-
NT104
This service information is designed for experienced repair technicians only and is not designed for use by the
general public.
It does not contain warnings or cautions to advise non-technical individuals of potential dangers in attempting to
service a product.
Products powered by electricity should be serviced or repaired only by experienced professional technicians. Any
attempt to service or repair the product or products dealt with in this service information by anyone else could
result in serious injury or death.
general public.
It does not contain warnings or cautions to advise non-technical individuals of potential dangers in attempting to
service a product.
Products powered by electricity should be serviced or repaired only by experienced professional technicians. Any
attempt to service or repair the product or products dealt with in this service information by anyone else could
result in serious injury or death.
Y
WARNING
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
CAUTION:
TO REDUCE THE RISK OF ELECTRIC SHOCK,
DO NOT REMOVE COVER (OR BACK). NO USER
SERVICEABLE PARTS INSIDE.
REFER SERVICING TO QUALIFIED SERVICE
PERSONNEL.
TO REDUCE THE RISK OF ELECTRIC SHOCK,
DO NOT REMOVE COVER (OR BACK). NO USER
SERVICEABLE PARTS INSIDE.
REFER SERVICING TO QUALIFIED SERVICE
PERSONNEL.
This symbol warns the user that uninsulated voltage within
the unit may have sufficient magnitude to cause electric
shock. Therefore, it is dangerous to make any kind of contact
with any inside part of this unit.
the unit may have sufficient magnitude to cause electric
shock. Therefore, it is dangerous to make any kind of contact
with any inside part of this unit.
This symbol alerts the user that impotant literature concerning
the operation and maintenance of this has been included.
Therefore, it should be read carefully in order to avoid
any problems.
the operation and maintenance of this has been included.
Therefore, it should be read carefully in order to avoid
any problems.
T
here are special components used in this equipment which are important for safety. These parts are indicated
by the " " mark on the schematic diagram and the replacement parts list. It is essential that these critical
parts should be replaced with manufacturer's specified parts to prevent x-radiation, shock, fire, or other hazards.
Do not modify the original design without permission of manufacture.
IMPORTANT SAFETY NOTICE
CONTENTS
SCHEMATIC DIAGRAM
MAIN BOARD (1/9) .................................................................................................................................................1
MAIN BOARD (2/9) .................................................................................................................................................2
MAIN BOARD (3/9) .................................................................................................................................................3
MAIN BOARD (4/9) .................................................................................................................................................4
MAIN BOARD (5/9) .................................................................................................................................................5
MAIN BOARD (6/9) .................................................................................................................................................6
MAIN BOARD (7/9) .................................................................................................................................................7
MAIN BOARD (8/9) .................................................................................................................................................8
MAIN BOARD (9/9) .................................................................................................................................................9
REAR BOARD ......................................................................................................................................................10
CONDUCTOR VIEW
MAIN BOARD (COMPONENT SIDE) ...................................................................................................................11
MAIN BOARD (PATTERN SIDE)..........................................................................................................................12
REAR BOARD ......................................................................................................................................................13
PARTS COMPARISON LIST ....................................................................................................................................14
EXPLODED VIEW .....................................................................................................................................................15
REPLACEMENT PARTS LIST..................................................................................................................................16
LITHIUM BATTERY
WARNING
The lithium battery in this equipment must only be
replaced by qualified personnel. When necessary,
contact your local Panasonic supplier.
replaced by qualified personnel. When necessary,
contact your local Panasonic supplier.
CAUTION
Danger of explosion if battery is incorrectly replaced.
Replace only with the same or equivalent type recom-
mended by the equipment manufacturer. Discard used
batteries according to manufacture's instructions.
Replace only with the same or equivalent type recom-
mended by the equipment manufacturer. Discard used
batteries according to manufacture's instructions.
– 1 –
JPEG DRAM
(16M-BIT)
CLOCK
GENERATOR
JPEG
BUFFER
TO MAIN BOARD
(3/9)
TO MAIN BOARD
(2/9)
TO MAIN BOARD
(4/9)
TO
MAIN BOARD
(9/9)
MAIN BOARD
(1/9)
(1/9)
<Index>
IC1 D1
IC2 C3
IC3 D5
IC2 C3
IC3 D5
JMA0
JMA1
JMA2
JMA3
JMA4
JMA5
JMA6
JMA7
JMA8
JMA9
JDRAM2
JDRAM3
JDRAM3
JMD15
JMD14
JMD13
JMD12
JMD11
JMD10
JMD9
JMD8
JMD7
JMD6
JMD5
JMD4
JMD3
JMD2
JMD1
JMD0
JMD14
JMD13
JMD12
JMD11
JMD10
JMD9
JMD8
JMD7
JMD6
JMD5
JMD4
JMD3
JMD2
JMD1
JMD0
JMD0
JMD1
JMD2
JMD3
JMD4
JMD5
JMD6
JMD7
JMD8
JMD9
JMD10
JMD11
JMD12
JMD13
JMD14
JMD15
JMA0
JMA1
JMA2
JMA3
JMA5
JMA6
JMA7
JDRAM0
JDRAM1
JDRAM2
JDRAM3
JDRAM1
JDRAM2
JDRAM3
SD0
SD1
SD2
SD3
SD4
SD5
SD6
SD7
SD8
SD9
SD10
SD11
SD12
SD13
SD14
SD15
SA1
E1
E2
E3
E4
E5
E6
E7
E8
SA2
JDRAM1
PCTL1
PCTL2
PCTL10
PCTL3
PCTL2
PCTL10
PCTL3
PCTL0
JMA4
YUV0
YUV1
YUV2
YUV3
YUV4
YUV5
YUV6
YUV7
YUV8
YUV9
YUV10
YUV11
YUV12
YUV13
YUV14
YUV15
JDRAM0
JCNT0 (JPGWR)
JCNT1 (JPGRD)
JCNT1 (JPGRD)
JCNT2 (ZDREQ)
JCNT3 (ZDACK)
JCNT3 (ZDACK)
JMA8
JMA9
INTR0 (JPGINT)
ICCS0 (JPGCS)
REG1
INTR3
+
-
+
-
+
-
4
VDD
3
OUT
1
COUT
2
GND
+5V
+5V(1)
+5V
+5V(1)
+5V(2)
+5V(1)
+5V(1)
+3.3V
+5V
32
31
30
29
28
27
24
23
22
31
30
29
28
27
24
23
22
1
6
6
45
15
16
36
16
36
49
48
47
46
44
43
42
41
10
48
47
46
44
43
42
41
10
9
8
7
5
4
3
2
8
7
5
4
3
2
18
34
35
34
35
17
33
33
21
50
11
11
40
20
19
26
25
2
8
19
17
15
13
11
17
15
13
11
20
1
12
18
16
14
16
14
3
5
7
9
5
7
9
10
4
6
6
49
MA9
50
MA8
51
MA7
52
MA6
53
MA5
54
MA4
55
MA3
56
MA2
57
MA1
58
MA0
60
MD14
61
MD13
64
MD12
65
MD11
66
MD10
68
MD9
59
MD15
69
MD8
70
MD7
71
MD6
72
MD5
73
MD4
75
MD3
76
MD2
77
MD1
78
MD0
79
ZRAS1
80
ZRAS0
81
ZCAS
82
ZWE
83
ZOE
37
C7
38
C6
39
C5
42
C4
43
C3
44
C2
45
C1
46
C0
30
Y6
31
Y5
32
Y4
33
Y3
34
Y2
35
Y1
36
Y0
29
Y7
24
PIXCLK
23
ZHSYNC
22
ZVSYNC
21
ZBLANK
25
FIELD
27
VDD5
47
VDD5
67
VDD5
89
VDD5
13
VDD3
41
VDD3
63
VDD3
85
VDD3
14
VSS
40
VSS
48
VSS
62
VSS
74
VSS
90
VSS
1
D15
2
D14
3
D13
4
D12
5
D11
6
D10
7
D9
8
D8
9
D7
10
D6
11
D5
12
D4
15
D3
16
D2
17
D1
18
D0
100
A0
99
A1
97
CPUTYPE
26
PXEN
28
T/CLKSEL
20
CLKSEL
19
CLK
98
ZCS
94
RDY
95
ZWR
88
ZRESET
93
ZDRQ
92
ZDACK
91
ZIRQ
87
ZPDN
86
ZBACK
96
ZRD
84
ZBREQ
C1
0.1
C2
10/10
Z1
22
Z2
22
Z3
22
Z4
22
4.7
4.7
4.7
4.7
4.7
4.7
R4
R5
R6
R7
R5
R6
R7
0.1
0.1
10/10
10/10
C4
C5
C6
C7
0.1
X1
0
0
0
0
0
R1
R2
R3
R2
R3
C3
OPEN
R17
0.1
C8
L1
L2
R9
10K
R16
0
R21
R20
R19
R18
R167
R166
R165
R164
R164-167
:OPEN
R19-21:OPEN
0
L16
R138
R139
R139
R140
R141
R141
0
R10
OPEN
OPEN
OPEN
R12
R14
0
R11
0
R13
0
R15
0
0
0
0
Z65
Z64
R201
R200
22
22
22
22
Z66
Z67
Z69
22
22
22
Z70
Z71
Z72
Z73
22
22
22
22
Z74
Z75
Z76
Z77
22
22
22
22
L42
OPEN
+3.3V
L43
Z68
2
2
R8
10K
R199
100
IC1
IC3
IC2
RAS
UCAS
LCAS
UCAS
LCAS
WE
OE
OE
I/O15
I/O14
I/O13
I/O12
I/O11
I/O10
I/O9
I/O8
I/O7
I/O6
I/O5
I/O4
I/O3
I/O2
I/O1
I/O0
I/O14
I/O13
I/O12
I/O11
I/O10
I/O9
I/O8
I/O7
I/O6
I/O5
I/O4
I/O3
I/O2
I/O1
I/O0
VCC
VCC
VCC
VSS
VSS
VSS
NC
NC
NC
NC
A0
A1
A2
A3
A4
A5
A6
A7
A8
NC
NC
NC
A9
NC
NC
VSS
VCC
1O0
1O1
1O2
1O3
1O1
1O2
1O3
2O0
2O1
2O2
2O3
2O1
2O2
2O3
1D0
1D1
1D2
1D3
1D1
1D2
1D3
1OE
2OE
2D0
2D1
2D2
2D3
2D0
2D1
2D2
2D3
GND
VCC
SRST
(JPXEN)
(VDINT)
(18MHz)
(JRAS)
(JCAS)
(JWE)
(JOE)
(JCAS)
(JWE)
(JOE)
(JRAS)
(JCAS)
(JWE)
(JOE)
(JOE)
+5V
CN15 OPEN
1
2
3
4
5
6
7
8
2
3
4
5
6
7
8
+5V
GND
GND
KIN1
KIN2
KIN3
KIN4
KOUT1
KOUT2
KIN2
KIN3
KIN4
KOUT1
KOUT2
Z48
C110
OPEN
C111
OPEN
OPEN
Z49
O
PEN
2 A0
A1
A2
A3
A4
A5
A6
A7
A2
A3
A4
A5
A6
A7
B0
B1
B2
B3
B4
B5
B6
B7
B1
B2
B3
B4
B5
B6
B7
VCC
GND
T/R
3
4
5
6
7
8
4
5
6
7
8
DE
9
18
17
16
15
14
13
12
17
16
15
14
13
12
11
1
19
20
10
IC41 OPEN
2
1D
2D
3D
4D
5D
6D
7D
8D
2D
3D
4D
5D
6D
7D
8D
1Q
2Q
3Q
4Q
5Q
6Q
7Q
8Q
2Q
3Q
4Q
5Q
6Q
7Q
8Q
VCC
GND
CLK
SD[15:0]
YUV[15:0]
PCTL[10,3:0]
SA[2,1]
SRST
INTR[3,0]
KEYS[1,0]
REG[1]
JCNT[3:0]
ICCS[0]
KEYS1
KEYS0
SD0
SD1
SD2
SD3
SD4
SD5
SD6
SD7
SD1
SD2
SD3
SD4
SD5
SD6
SD7
SD0
SD1
SD2
SD3
SD4
SD5
SD6
SD7
SD1
SD2
SD3
SD4
SD5
SD6
SD7
3
4
5
6
7
8
4
5
6
7
8
DE
9
19
18
17
16
15
14
13
12
18
17
16
15
14
13
12
1
11
20
10
IC40 OPEN
+5V(9)
+5V(9)
+5V
+3.3V
+5V(9)
L21
L20
OPEN
OPEN
L22
OPEN
L23
OPEN
L24
OPEN
L25
OPEN
L26
OPEN
KIN1
KIN2
KIN3
KIN4
KIN2
KIN3
KIN4
KOUT1
KOUT2
KOUT2
KIN1
KIN2
KIN3
KIN4
KOUT1
KOUT2
KIN2
KIN3
KIN4
KOUT1
KOUT2
MAIN BOARD(1/9)
1
A
C
D
B
2
3
4
5
6
SCHEMATIC DIAGRAM OF MAIN BOARD (1/9)
– 2 –
MONOSTABLE
MULTIVIBRATOR
COUNTER
BUFFER
VIDEO
DECODER
TO MAIN BOARD
(8/9)
TO MAIN BOARD
(3/9)
TO MAIN BOARD
(1/9)
(1/9)
MAIN BOARD
(2/9)
(2/9)
<Index>
IC23 C1
IC24 C2
IC43 D5
IC46 D3
IC24 C2
IC43 D5
IC46 D3
Q5 D1
OPEN
TO MAIN BOARD
(9/9)
TO
MAIN BOARD
(5/9)
I2C0
I2C1
I2C1
PCTL2
PCTL10
PCTL4
PCTL1
PCTL3
YUV0
YUV1
YUV2
YUV3
YUV4
YUV5
YUV6
YUV7
YUV8
YUV9
YUV10
YUV11
YUV12
YUV13
YUV14
YUV15
PE5
IORST
DETSYN
COMP
PCTL0
+
-
1
2
3
4
5
6
7
9
10
12
13
14
1
2
3
4
5
6
7
9
10
12
13
14
+
-
+
-
12
1
11
2
10
3
9
4
8
5
7
6
+
-
1
GND
2
CX1/RX1
3
RESET1
4
A1
5
B1
6
Q1
7
Q1
8
GND
9
Q2
10
Q2
11
B2
12
A2
13
RESET2
14
CX2/RX2
15
GND
16
VCC
1
2
3
4
2
3
4
8
7
6
5
7
6
5
1
3
+
2
-
8
4
7
5
+
6
-
8
VIN1
10
VIN2
6
7
TEST1
9
TEST2
12
TEST3
17
2
ADRVDD
3
GMOUT
4
AMPOUT
5
ADIN
27
28
RST
14
XTALIN
15
XTALOUT
18
19
19
IN1/IN2
20
I2C/PARA
21
22
22
NT/PAL
23
SQ/CCIR
24
I2CSEL
26
656/601
29
SCL
30
SDA
47
YOUT7
48
YOUT6
49
YOUT5
51
YOUT4
52
YOUT3
53
YOUT2
54
YOUT1
55
YOUT0
38
COUT7
39
COUT6
40
COUT5
42
COUT4
43
COUT3
44
COUT2
45
COUT1
46
COUT0
32
DVALID
36
VCLK
37
HCLK
34
CLK2
35
CLK
33
57
57
A/D7
58
A/D6
59
A/D5
60
A/D4
61
A/D3
62
A/D2
63
A/D1
64
A/D0
1
VDDAD
11
GNDAD
13
VDDPLL
16
GNDPLL
I2C[1,0],IORST,
DETSYN,PE5
DETSYN,PE5
COMP
31
56
56
25
50
41
GNDIO
A+5V(1)
A+3.3V
A+5V(1)
A+5V(1)
A+5V
YUV[15:0]
PCTL[10,3:0]
+3.3V
A+3.3V
+3.3V
+5V
C63
C66
C68
C69
C64
1.5K
5.1K
10/16
0.1
680K
0.1
0.1
0.1
C67
O
PEN
0.1
10K
2K
R81
R74
R75
R76
R78
C62
Q5
1K
510
750
0.1
3.9K
1K
R84
R85
R86
R87
C71
OPEN
R88
R89
C70
75
R77
C65
620
510P
R82
0
R83
O
PEN
R80
R79
0
10K
CF4
CF5
C61
L10
22/16
C121
0.1
C122
0.1
C124
0.1
C123
R210
0
R211
R208
10M
R209
0
C120
0.1
C116
0.1
L33
Z90
22
Z91
22
Z92
22
Z93
22
X7
C118 16P
C119 16P
Z88
SW9
Z89
10K
10K
0
L34
L35
C125 10/10
(13.5MHz)
C132
C133
C134
C135
C136
0.1
0.1
20P
20P
0.1
R225
R226 4.7K
R227
R228
100K
200K
CT4
OPEN
L38
L36
OPEN
4.7K
R235
0
R233
OPEN
IC23
IC24
IC46
(1/2)
(1/2)
IC46 (2/2)
1
3
+
2
-
IC25
OPEN
(1/2)
7
5
+
6
-
IC25
OPEN
(2/2)
10/10
IC43
R213
0
R212
OPEN
R224
OPEN
R232
0
R234
OPEN
OUT
IN
VSO
GND
IN
VSO
GND
VCC
FLD
RSET
BBP
1
2
3
4
2
3
4
8
7
6
5
7
6
5
IC45 OPEN
HOR
FCO
HOD
SYNCO
SYNCO
GND
VCC
VIN
VDO
R230
OPEN
C137
C138
OPEN
OPEN
R231
OPEN
AUTO/MANU
4FSC/NOR
VDDD
VDDD
VDDD
SYNCDET
GNDD
VDDIO
CLAMP BIAS
CLAMP_MODE
EXCLAMP-IN
EXCLAMP-IN
(SCL)
(SDA)
(SDA)
+5V
L39
OPEN
R236
OPEN
R237
OPEN
L44
OPEN
Q7
OPEN
Q6
OPEN
YUV7
YUV6
YUV6
YUV4
YUV5
YUV3
YUV2
YUV2
YUV0
YUV1
YUV15
YUV14
YUV14
YUV12
YUV13
YUV11
YUV10
YUV10
YUV8
YUV9
PCTL9
PCTL8
PCTL0
PCTL4
PCTL3
PCTL1
PCTL2
45
46
47
48
49
50
53
54
55
56
57
58
59
60
61
62
46
47
48
49
50
53
54
55
56
57
58
59
60
61
62
42
38
41
3
23
64
39
40
29
30
31
32
26
36
37
38
41
3
23
64
39
40
29
30
31
32
26
36
37
11
13
15
17
19
21
24
20
16
12
52
68
44
27
34
25
18
14
10
67
51
35
43
28
22
33
6
5
5
63
66
65
9
8
7
4
2
1
8
7
4
2
1
C94
C95
C96
C98
C97
C99
OPEN
OPEN
OPEN
C86
C87
C88
OPEN
C85
OPEN
OPEN
OPEN
C91
C92
C93
OPEN
C90
OPEN
C89
OPEN
OPEN
OPEN
OPEN
OPEN
C100
OPEN
C101
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
Z82
Z83
Z84
Z85
Z30
Z31
Z32
Z33
OPEN
OPEN
OPEN
OPEN
IC28
RESET
LFCO
HCL
HSY
HREF
RTCO
AOUT
GP SW
PLIN
ODD
ODD
LLC2
CREF
LLC
HS
VS
VSS
VSS
VSS
VSS
VSS
VSS
VSSA
VSSA
VSSA
VSSA
VDD5
VDD4
VDD3
VDD2
VDD1
VDD
A
VDD
A
VDD
A
VDD
A
Y7
Y6
Y5
Y4
Y3
Y2
Y1
Y0
Y6
Y5
Y4
Y3
Y2
Y1
Y0
UV7
UV6
UV5
UV4
UV3
UV6
UV5
UV4
UV3
IC
SA
AP
SP
SA
AP
SP
CGCE
FEIN
XTALI
XTALO
IC
IC
IC
SCL
SDA
SDA
AI42
AI41
AI32
AI31
AI22
AI21
UV2
UV1
UV0
UV1
UV0
+5V(7)
+5V(7)
+5V(7)
+5V(5)
A+5V(2)
A+5V
+3.3V
5
1
2
3
2
3
4
C102 OPEN
L41
+5V
+5V
L40
OPEN
OPEN
L13
OPEN
L12
OPEN
IC29
IC30
OPEN
OPEN
5
1
2
3
2
3
4
R102
OPEN
R110
R109
OPEN
OPEN
R103
OPEN
R104
R105
OPEN
R106
OPEN
OPEN
R107
OPEN
OPEN
I2C0
I2C1
I2C1
X6
+
-
+
-
CT13
OPEN
+5V
A+5V
+3.3V
+5V(5)
1
A
C
D
MAIN BOARD(2/9)
B
2
3
4
5
6
SCHEMATIC DIAGRAM OF MAIN BOARD (2/9)
