WJ-HDB502BE - Panasonic Video Monitoring Service Manual (repair manual)

wj-hdb502be service manual
Model
WJ-HDB502BE
Pages
9
Size
555.69 KB
Type
PDF
Document
Service Manual
Brand
Device
Video Monitoring
File
wj-hdb502be.pdf
Date

Read Panasonic WJ-HDB502BE Service Manual online

WJ-HDB502BE
ORDER NO. AVS0303486C8
Network  Board
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 .
SPECIFICATIONS
Required Power :
DC +3.3 V/5 V (Supplied from WJ-HD500)
Power Consumption :
250 mA at 3.3 V, 300 mA at 5 V
Operating Temperature :
From +5 °C (41 °F) to +45 °C (113 °F)
Dimensions :
115 mm (W) x 30 mm (H) x 146 mm (D) [4-1/2" (W) x 1-3/16" (H) x 5-3/4" (D)]
Weight :
110 g (0.24 lbs)
LAN Interface :
10Base-T/100Base-TX (RJ-45) X1
Protocol Insted :
TCP/IP, HTTP, FTP, SMTP
Security :
Password Protection
Weight and dimensions indicated are approximate.
Specifications are subject to change without notice.
ACCESSORIES
Flat Cable  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1 pc
DC Power Cable . . . . . . . . . . . . . . . . . . . . . . . . .1 pc
Grounding Wire  . . . . . . . . . . . . . . . . . . . . . . . . .1 pc
Board Fixing Screws . . . . . . . . . . . . . . . . . . . . . .4 pcs
CD-ROM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1 pc
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.
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.
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.
This symbol alerts the user that important literature concerning 
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 ”
 
Y
 
”  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
Block Diagram  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1
Schematic Diagram
(1/2)  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1
(2/2)  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2
Conductor View  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1
Exploded View  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1
Replacement Parts List   . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1
– 1-1 –
1
2
3
4
5V
GND
3.3V
GND
GND
GND
IC706
MICROPROCESSOR
IC705
EEPROM
IC718
IC708(a)
IC709
CN2
1
2
3
4
5
6
7
8
9
10
11
12
13
14
TD+
TD–
RD+
NC
NC
RD–
NC
NC
LED1A
LED1C
LED2C
LED2A
GND
GND
CN705
TO
WJ-HD500
MAIN
BOARD
. . . CN202
10/100
BASE-T
PORT
TO
WJ-HD500
MAIN
BOARD
. . . . CN201
A2
B2
A3
B3
A4
B4
A5
B5
A7
B7
A8
B8
A9
B9
A10
B10
A12
B12
A13
B13
A14
B14
A15
B15
A16
B16
A18
B18
A19
B19
A20
B20
A21
B21
A23
B23
A24
B24
A25
B25
A27
B27
A28
B28
A29
B29
A30
B30
A31
B31
A32
B32
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
A13
A14
A15
A16
A17
A18
D0
D1
D2
D3
D4
D5
D6
D7
D8
D9
D10
D11
D12
D13
D14
D15
SWAIT
SWE
SRD
SCS
RXD1
TXD1
RA
RB
TA
TB
N2H1
N2H2
N2H3
N2H4
H2N1
H2N2
H2N3
H2N4
SWE
SRD
SCS
SWE
SRD
SCS
N2H1
N2H2
N2H3
N2H4
H2N1
H2N2
H2N3
H2N4
N2H1
N2H2
N2H3
N2H4
H2N1
H2N2
H2N3
H2N4
BD0
BD1
BD2
BD3
BD4
BD5
BD6
BD7
BD8
BD9
BD10
BD11
BD12
BD13
BD14
BD15
BA1
BA2
BA3
BA4
BA5
BA6
BA7
BA8
BA9
BA10
BA11
BA12
BA13
BA14
BA15
BA16
BA17
BA18
CN1
+5V
nWAIT
PSDMON
SRST
DRAM5
WAIT
+3V
DI
DO
#SK
#CS
R/#B
PB4/SRXD1/TXD2
PB5/SRS1/RXD2
PB6/SRCK1/SCK2
PB3/STCK1/TIOCA0
PA5/STXD0
5
6
4
3
1
16
14
15
56
62
61
60
59
58
57
45
44
47
48
49
50
54
1
64
51
55
208
207
206
205
204
203
201
199
198
197
196
195
194
192
190
189
188
187
TPOP
TREF
TPON
TX_ER
TXD3
TXD2
TXD1
TXD0
TX_EN
TX_CLK
MDC
MDIO
RXD3
RXD2
RXD1
RXD0
RX_CLK
CRS
COL
RX_DV
RX_ER
TXER
ETXD3
ETXD2
ETXD1
ETXD0
TXEN
TXCLK
MDC
MDIO
ERXD3
ERXD2
ERXD1
ERXD0
RXCLK
CRS
COL
RXDV
RXER
TXER
ETXD3
ETXD2
ETXD1
ETXD0
TXEN
TXCLK
MDC
MDIO
ERXD3
ERXD2
ERXD1
ERXD0
RXCLK
CRS
COL
RX-DV
RX-ER
119
120
121
137
127
23
118
117
133
122
59
28
71
20
67
68
18
19
17
16
DRAM8
DRAM7
DRAM6
CNT6
DRAM4
DRAM3
DRAM2
DRAM1
DRAM0
DRAM5
SD0-SD15
SD0-SD31
SD0-SD31
SA2-SA13
SA1-SA22
BD0-BD31
SA1-SA16
BD0-BD15
BA1-BA3
BA1-BA16
BA2-BA5
BA1-BA20
BD0-BD15
BD0-BD7
FD0-FD7
BD16-BD31
DQM3
DQM2
DQM1
#CS3
CKE
CLK
#CAS
#RAS
#WE
DQM0
D0-D31
#RD
#CS2
#RES
VSA #RES
V/#RES
A1-A22
TPIP
TPIN
1
2
164
162
165
10
11
21
20
23
LEDR
VCCD
LEDL
XI
42
9
40
12
RESET
16
29
30
6
7
PA4/FTOA
182
#WAIT
115
163
180
IC704(b)
MONOSTABLE
MULTIVIBRATOR
#Q2
B2
9
4
2
8
11
1
1
9
2
d
T701
IC717
2,4,5,7,8,10,11,13,
31,33,34,36,37,39,
40,42,45,47,48,50,
51,53,54,56,74,76,
77,79,80,82,83,85
34,
36-41,
43,44,
46-49,
51,
53-57,
59,
62-65,
68,
70-75,77
8
82-88,90,92-98,
100,102-107
EXTAL
19
22-27,60-66
DQ0-DQ31
A0-A9,
PA/A10,
A11,A12
DQMUU/WE3
DQMUL/WE2
DQMLL/WE0
RD/WR
#RAS
#CAS/OE
CKIO
CKE
#CS
DQMUL/WE1
IC713
SDRAM
26,27,29,30,
32,33,35-38,
40,41,43,44,
46,47
2,3,5,6,8,
9,11-14,
16,17,19,
20,22,23
128
136
PB7/STDX2/TIOCB2/TCLKD
161
#IRL0
4
#IRL1
3
PA2/LNKSTAE
184
PA1/EXOUT
185
CKP0/FTOB
183
2,3,5,6,8,
9,11-14,
16,17,19,
20,22,23
1A1-1A8
2A1-2A8
IC746
TRANSCEIVER
SD16-SD31
26,27,29,30,
32,33,35-38,
40,41,43,44,
46,47
1B1-1B8
2B1-2B8
PB2/STS/TIOCB
166
2
3-10
15-22
DIR
1
1DIR
24
2DIR
38-40,43-49,
52-57,60-65,
68-74,77-79
3
4-7
8
7
6
1
2
3
4
5
80
81
82
89
88
87
86
85
9
10
11
15
15
14
13
12
CD0-CD31
IC712
FAST  ETHERNET
TRANSCEIVER
CA2-CA5
PA0
PA1
PA2
PA3
PA4
PA5
PA6
PA7
26,27,29,
30,32,33,
35-38,40,
41,43,44,
46,47
2,3,5,6,8,
9,11-14,
16,17,19,
20,22,23
1A1-1A4
2A1-2A4
3A1-3A4
4A1-4A4
IC748
BUFFER
1Y1-1Y4
2Y1-2Y4
3Y1-3Y4
4Y1-4Y4
2
12
11
R
IC702
RECEIVER
A
B
SA17-SA21
BA17-BA21
41,43,44,
46,47
2,3,5,6,8
9
1A1-1A4
2A1
36
3A1
35
3A2
33
3A3
32
19
20
22
23
3A4
3Y1
3Y2
3Y3
3Y4
IC749
BUFFER
1Y1-1Y4
2Y1
2Y2
11
2Y3
12
2Y4
13
3Y1
14
3Y2
16
3Y3
17
3Y4
30
4A1
29
4A2
27
4A3
26
4A4
29-36,38-45
1-9,
16-25,
48
DQ0-DQ14
A-1/DQ15
11
#WE
28
#OE
IC715
FLASH  MEMORY
D704
D703
D701
D707
D705
D702
D708
D706
SW706
A0-A19
2-9
25
D0-D7
18
#CS
24
#RD
21
MR
34
INTR1
17
INTR2
IC730
SIN2
11
10,14,15
XIN
A0-A2
26
SOUT2
1DIR
2DIR
NRD
12
CK
22
SBSY
23
EBSY
#CS4
138
PB1/SRXD1/TIOCC0/TCLKA
168
PB9/STCK2/TIOCB1/TCLKC
159
PB10/SRXD2/TIOCA1
158
PB11/SRS2/CTS/STAT0
156
PA8/STDX0
176
PA9/STS0
175
PA10/STCK0
174
PA11/SRXD0
173
PA0/EXPOSE
186
9
NCS
2
NWE
27
NWAIT
1
1DIR
24
2DIR
23
#G
IC731
TRANSCEIVER
A0-A7
B0-B7
1A1-1A8
2A1-2A8
IC747
TRANSCEIVER
1B1-1B8
2B1-2B8
+5V
+3V
X708
X705
IC750
N2H1
H2N1
SRST
MR
4
1
2
IC708(e)
IC709
IC709
IC707
RESET
SIGNAL
GENERATOR
10
1
8
12
11
IC708(f)
13
12
IC708(d)
9
8
2
7
6
13
f
a
IC709
11
10
e
nWAIT
16
CHSL
CNT0
N2H1
#CS1
135
CNT4
N2H2
N2H3
N2H4
H2N1
H2N2
H2N3
H2N4
PB14/RXD1
152
PB13/TXD1
153
MSI1
MSI2
12
#RESET
DRAM5
20
#WR
MR
24
NRESET
SRST
15
RY/#BY
#CS0
134
26
#CE
8
+3V
7
6
1
2
3
4
5
90
93
94
99
28
29
30
31
32
35
36
37
98
97
96
95
9
10
11
15
15
14
13
12
PA8
PA9
PA10
PA11
PA12
PA13
PA14
PA15
PB7
PB6
PB5
PB4
PB3
PB2
PB1
PB0
SW705
WAIT
39
SIN1
5
2
12
9
10
11
D
R
4
DE
IC703
DRIVER
A
Y
Z
B
MSI2
MSI1
N2H1
N2H2
N2H3
40
2A2
38
2A3
37
2A4
DRAM5
CNT0
CNT4
N2H4
H2N1
H2N2
H2N3
H2N4
PSDMON
X710
NETWORK  BOARD
BLOCK DIAGRAM
– 2-1 –
C726   104
C727   10/10
C718
104
C717
10/10
C716
104
3
4
IC708
5
6
IC708
13
12
IC708
9
8
IC708
C714  104
5
6
IC709
11
10
IC709
9
8
IC709
C715  104
R742 472
2
6
1
5
3
4
SW701
OPEN
C711
104
R735
102
R736  103
R737  103
R738  103
C783  104
R744
101
R745
101
R746
101
L704
L706
C754
OPEN
C758  OPEN
C759  OPEN
C760  OPEN
C756  OPEN
C757  OPEN
C752
OPEN
3
4
IC709
R782  OPEN
R847
103
R848
103
R849
103
R859  103
R863
101
C753
OPEN
C755
OPEN
2
1
CN711
OPEN
R858
101
L731
L737
R778  220
R709
103
R722
103
R725
0R00
R719
0R00
R724
0R00
C708
470
C709
470
C719
104
R747
OPEN
13
12 14
7
IC709
1
2
IC708
11
10
7
14
IC708
5
1
2
3
4
IC718
C720
104
R749 103
R723
OPEN
R720  103
R721  103
R708
101
R707
101
R706
101
R705
101
R710  103
R715
304
R717
304
R716  103
C722
473
C723
473
C724
103
R729  OPEN
R864 103
R866  103
5
1
2
3
4
6
7
8
Z715 101
5
1
2
3
4
6
7
8
Z716 101
5
1
2
3
4
6
7
8
Z717 101
5
1
2
3
4
6
7
8
Z718 101
5
1
2
3
4
6
7
8
Z719 101
5
1
2
3
4
6
7
8
Z720 101
5
1
2
3
4
6
7
8
Z721 101
5
1
2
3
4
6
7
8
Z722 101
5
1
2
3
4
6
7
8
Z723 220
5
1
2
3
4
6
7
8
Z724 220
5
1
2
3
4
6
7
8
Z725 220
5
1
2
3
4
6
7
8
Z726 220
5
1
2
3
4
6
7
8
Z727 220
5
1
2
3
4
6
7
8
Z728 220
1
5
6
7
8
2
3
4
Z737 101
1
5
6
7
8
2
3
4
Z738 101
1
5
6
7
8
2
3
4
Z739 101
1
5
6
7
8
2
3
4
Z740 101
1
5
6
7
8
2
3
4
Z741 101
1
5
6
7
8
2
3
4
Z742 101
1
5
6
7
8
2
3
4
Z743 101
1
5
6
7
8
2
3
4
Z744 101
1 Ca1
2 Ca1/Ra1
3 #R1
4 A1
5 B1
6 Q1
7 #Q1
8 GND
9
#Q2
10
Q2
11
B2
12
A2
13
#R2
14
Ca2/Ra2
15
Ca2
16
VCC
IC704
28
NC
DD
GND
RXOUT
DIN
RXOUT
RXOUT
RXOUT
DIN
RXOUT
DIN
C2+
C2–
V–
1
NC
ON/OFF
RXIN
DOUT
RXIN
RXIN
RXIN
DOUT
RXIN
DOUT
C1–
C1+
VCC
V+
2
3
4
5
6
7
8
9
10
11
12
13
14
27
26
25
24
23
22
21
20
19
18
17
16
15
IC722   
OPEN
C732 OPEN
5
1
2
3
4
6
7
8
Z754 103
5
1
2
3
4
6
7
8
Z758 103
66
#RAS
#CS
#CAS
#WE
65
64
63
62
61
60
27
26
1
15
58
21
30
57
85
83
82
80
79
77
76
74
13
11
10
8
7
5
4
2
19
20
18
17
DQ0
VCC
VCC
VSS
VSS
NC
NC
NC
A0
A1
A2
A3
A4
A5
A6
A7
A8
25
86
14
69
NC
NC
A9
24
23
PA/A10
44
VSS
43
VCC
DQ1
DQ2
DQ3
DQ4
DQ5
DQ6
DQ7
DQ8
DQ9
DQ10
DQ11
DQ12
DQ13
DQ14
DQ15
31 DQ16
33 DQ17
34 DQ18
36 DQ19
37 DQ20
39 DQ21
40 DQ22
42 DQ23
45 DQ24
47 DQ25
48 DQ26
50 DQ27
51 DQ28
53 DQ29
54 DQ30
56 DQ31
A11
A12 22
16 DQM0
71 DQM1
28 DQM2
59 DQM3
68
67
CLK
CKE
70
NC
73
NC
3
9
35
VCCQ
VCCQ
VCCQ
VCCQ 41
75
VCCQ
81
VCCQ
VCC 29
55
VCCQ
49
VCCQ
VSSQ 6
VSSQ 12
VSSQ 32
VSSQ 38
VSSQ 46
VSSQ 52
VSS 72
VSSQ
VSSQ
78
84
IC713
1
2
3
4
5
CN719
OPEN
1
2
3
4
5
CN718
OPEN
1
2
3
4
5
6
7
8
9
10
11
12
13
14
CN705
10/100BASE-T
PORT
R788
331
R787
331
R769
101
R771
101
R772
101
R770
101
C738  103
C739
103
R798
101
R797
101
R796
101
R795
101
R783
101
R807
101
R836
101
R805
101
R806
101
R791
101
R793
101
R792
101
C745 103
R851
101
R799
101
R850
101
R811
101
R812
101
R822
101
R823
101
R824
101
L707
C742  10/10
C741  10/10
C744 103
C743 103
R804
101
R803
223
C740 103
C767  10/10
C768 104
C769 104
L729
C766
104
L728
R821  101
4
VDD
3
OUT
1 #COUT
2 GND
X708
1
5
6
7
8
2
3
4
Z701 103
4
VDD
3
OUT
1 #COUT
2 GND
X705
R865  103
5
1
2
3
4
IC750
C794  104
R741  103
R740  392
2
6
1
5
3
4
SW702
OPEN
R739  392
C713  1/50
5 VCC
3
OUTC
7 VSA
6 V/#RES
1
CT
8 #RES
4
GND
2
VSC
IC707
C712  104
1
2
IC709
C710  104
1
R/#B
2
VCC
3
#CS
4
#SK
8 #WC
7 GND
6 DO
5 DI
IC705
1
5
6
7
8
2
3
4
Z711
103
1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
CN717
OPEN
2
1
CN716
OPEN
R726  103
56 TX_ER
63 TXD4
62 TXD3
61 TXD2
60 TXD1
59 TXD0
58 TX_EN
57 TX_CLK
45 MDC
44 MDIO
46 RXD4
47 RXD3
48 RXD2
49 RXD1
50 RXD0
54 RX_CLK
1 CRS
64 COL
51 RX_DV
55 RX_ER
2
3 TRSTE
FDS/MDINT
30
TPIN
29
TPIP
23
TPON
21
TPOP
20
TREF
19
VCCT
22
GNDT
24
VCCA
25
RBIAS
26
GNDA
37
VCCR
31
GNDR
4 MF4
5 MF3
6 MF2
7 MF1
8 MF0
9
VCCD
10 TEST
11 XO
12 XI
13 FDE
14 CFG0
15 MDDIS
16 RESET
17 FIBOP
18 FIBON
32 NC
35 NC
36 NC
33 CFG1
34 PWRDWN
38
LEDS
39
LEDC
40
LEDL
41
LEDT
42
LEDR
43
GNDD
53
VCCIO
52
GNDDIO
IC717
+3V
+5V
+5V
+3V
+5V
+3V
+5V
+3V
+3V
+5V
L746
+3V
+5VA
+5VA
134 #CS0
131 #BS
128 #RD
126 #CAS0
125 #CAS1
124 #CAS2
123 #CAS3
23 CKIO
127 CKE
117 #RAS
118 #CAS/OE
133 RD/WR
122
121
120
119
144
DACK0
143
DACK1
142
DREQ0
141
DREQ1
115 #WAIT
21 XTAL
19 EXTAL
129 REFOUT
139 #BUSHIZ
140 #BH
177 #WDTOVF
151
145 #BRLS
8 #RES
13
MD4
14
MD3
15
MD2
16
MD1
17
MD0
1 #IRL3
5 NMI
2 #IRL2
3 #IRL1
4 #IRL0
27 #IVECF
152
153
154
156
158
159
160
161
162
163
164
166
168
170
165
171
172
173
174
175
176
178
182
183
184
180
185
186
7
VSS
18
VCC
22
VCC
33
VCC
50
VCC
58
VCC
66
VCC
67
VCC
76
VCC
81
VCC
89
VCC
99
VCC
109
VCC
110
VCC
116
VCC
132
VCC
146
VCC
147
VCC
155
PVCC
167
PVCC
179
PVCC
193
PVCC
200
PVCC
77
D31
75
D30
74
D29
73
D28
72
D27
71
D26
70
D25
68
D24
65
D23
64
D22
63
D21
62
D20
59
D19
57
D18
56
D17
55
D16
54
D15
53
D14
51
D13
49
D12
48
D11
47
D10
46
D9
44
D8
43
D7
41
D6
40
D5
39
D4
38
D3
37
D2
36
D1
34
D0
111
A24
108
A23
107
A22
106
A21
105
A20
104
A19
103
A18
102
A17
100
A16
98
A15
97
A14
96
A13
95
A12
94
A11
93
A10
92
A9
90
A8
88
A7
87
A6
86
A5
85
A4
84
A3
83
A2
82
A1
80
A0
32 #TRST
30 TCK
31 TMS
28 TDO
29 TDI
6 ASEMODE
25 #CKPACK
24
12 PLLVCC
11 CAP1
10 CAP2
9 PLLVSS
208
TXER
CKPREQ/CKM
207
ETXD3
206
ETXD2
205
ETXD1
204
ETXD0
203
TXEN
201
TXCLK
199
MDC
198
MDIO
197
ERXD3
196
ERXD2
195
ERXD1
194
ERXD0
192
RXCLK
190
CRS
189
COL
188
RX-DV
187
RX-ER
20
VSS
26
VSS
35
VSS
45
VSS
52
VSS
60
VSS
61
VSS
69
VSS
78
VSS
79
VSS
91
VSS
101
VSS
112
VSS
113
VSS
114
VSS
130
VSS
149
VSS
150
VSS
157
PVSS
169
PVSS
181
PVSS
191
PVSS
202
PVSS
PA0/EXPOSE
PA1/EXOUT
PA2/LNKSTAE
CKP0/FTOB
PA4/FTOA
PA5/STXD0
PA6/EXPOSE
PA8/STXD0
PA9/STS0
PA10/STCK0
PA11/SRXD0
PA12/SRS0
PA13/SRCK0
PB0/TIOCD0/TCLKB/WOL
PB1/SRXD1/TIOCC0/TCLKA
PB2/STS1/TIOCB0
PB3/STCK1/TIOCA0
PB4/SRXD1/TXD2
PB5/SRS1/RXD2
PB6/SRCK1/SCK2
PB7/STXD2/TIOCB2/TCLKD
PB8/STS2/TIOCA2
PB9/STCK2/TIOCB1/TCLKC
PB10/SRXD2/TIOCA1
PB11/SRS2/CTS/STAT0
PB12/SRCK2/RTS/STAT1
PB13/TXD1
DQMLL/WE0
PB15/SCK1
PB14/RXD1
135 #CS1
136 #CS2
137 #CS3
138 #CS4
DQMLU/WE1
DQMUL/WE2
DQMUU/WE3
IC706
+5V
+3V
16
15
14
12
11
10
1
2
3
5
7
6
9
8
T701
SD[0-31]
CNT[0,2-5]
N2H[1-4]
H2N[1-4]
SA[1-22]
EEPR0
CNT3
CNT4
CNT6
DRAM4
DRAM5
DRAM6
DRAM7
DRAM8
DRAM1
DRAM2
DRAM0
DRAM3
DRAM4
DRAM8
DRAM7
DRAM6
DRAM5
CNT6
485EN
FLSWP
DRAM0
CNT0
CK
SBSY
FLSRB
EBSY
N2H1
N2H2
N2H3
N2H4
WAIT
PSDMON
INT0
CHSEL
INT1
MR
CNT5
SD0
SD1
SD2
SD3
SD4
SD5
SD6
SD7
SD8
SD9
SD10
SD11
SD12
SD13
SD14
SD15
SD16
SD17
SD18
SD19
SD20
SD21
SD22
SD23
SD24
SD25
SD26
SD27
SD28
SD29
SD30
SD31
SA1
SA2
SA3
SA4
SA5
SA6
SA7
SA8
SA9
SA10
SA11
SA12
SA13
SA14
SA15
SA16
SA17
SA18
SA19
SA20
SA21
SA22
SD5
SD6
SD7
SD8
SD9
SD0
SD1
SD2
SD3
SD4
SD10
SD11
SD12
SD13
SD14
SD15
SD16
SD17
SD18
SD19
SD20
SD21
SD22
SD23
SD24
SD25
SD26
SD27
SD28
SD29
SD30
SD31
SA2
SA3
SA4
SA5
SA6
SA7
SA8
SA9
SA10
SA11
SA12
SA22
SA13
nWAIT
DRAM1
DRAM2
DRAM3
CNT2
H2N1
H2N2
H2N3
H2N4
SRST
EEPR1
EEPR2
MSI1
MSI2
TXER
ETXD3
ERXD3
ETXD2
ERXD2
ETXD1
ERXD1
ETXD0
ERXD0
TXEN
TXCLK
CRS
MDC
COL
MDIO
RXDV
RXER
DRAM5
[64Mbit SDRAM]
RX
RX
TX
TX
GND
GND
NETWORK  BOARD (1/2)
GND
GND
GND
GND
TD+
TD–
RD–
RD+
NC
NC
NC
NC
GND
GND
LED1A
LED1C
LED2C
LED2A
A
B
C
D
1
2
3
4
5
6
A
B
C
< INDEX >
NETWORK  BOARD (1/2)
IC704
A2
IC705
A2/B2
IC706
A3/A4/B3/B4
C3/C4/D3/D4
IC707
C2
IC708
A3,B3,C2
IC709
A2,A3,C1,C2
IC713
B5/C5/D5
IC717
A5/B5
IC718
A3
IC750
B2/C2
Note:
  
The value indicated in the schematic diagram should be read as follows:
                                   Multiplier (0 - 5)
                                   2nd. Significant Digit (0 - 9)
                                   1st. Significant Digit (1 - 9)
0
1
3
820
82 x 10    =          82 pF
102
10 x 10    =      1000 pF  =  0.001 
µ
F
104
10 x 10    =  100000 pF  =      0.1 
µ
F
0
2
4
For Capacitor
(Except Electrolytic Capacitor and Tantalum Capacitor):
1
2
8R2
8.2 
µ
H
101
10 x 10    = 100
µ
H
102
10 x 10    =
1 mH
For Coil:
  <Example>
       For Resistor:
           330
33 x 10    =    33 
           561
56 x 10    =  560 
           123
12 x 10    =  12k 
           0R00  =  0 
SCHEMATIC  DIAGRAM (1/2)
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Download Panasonic WJ-HDB502BE Service Manual (Repair Manual)

Here you can read online and download Panasonic WJ-HDB502BE Service Manual in PDF. WJ-HDB502BE service manual will guide through the process and help you recover, restore, fix, disassemble and repair Panasonic WJ-HDB502BE Video Monitoring. Information contained in service manuals typically includes schematics / circuit diagrams, wiring diagrams, block diagrams, printed wiring boards, exploded views, parts list, disassembly / assembly, pcb.