COMPONENT MAINTENANCE MANUAL Video Modulator Unit (VMU)(54)

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4 2
3
1
IC209
R252
220
6
5 9 11
12
3
FL230
3
1 4
FL231 R233
22
C298
1000P
8
4
3
1
DBM201 6
5 9 11
12
3
FL209
A2
C297
1000P
T202
R251
56
R253 56
8
7 6 4 3 2
IC211
1
3 2
4
FL212
C290
1000P
Q206
C288
39P
C287
82P
C291
1P
R250
1K
R249
3.9K
R248
4.7K
L215
0.47UH
L217
1.5T
C292
6P
C284
47P
X203
52.75MHZ
C285
39P
C286
1000P
Q205
R245
1.5K
R243
10K
Q207
R254
22K
R256
4.7K
R258
10K
R255
22K
FL207 C9 PC
A2
2 5 6 7 5 8 3 5 8
2 3 4 5 6 7 8
2 3 4 5 6 23467
INPUT
OUTPUT
GND
VCC
GND
PRINTED COIL
5 1
2 4 2 4
VIDEO
RF
DBM201
TDK
SMC
R231
15
39
R230
330
150
R232
330
150
TABLE 1
R230
(TABLE 1)
R232
(TABLE 1)
R231
(TABLE 1)
15 14 13
1
1

Page 173
Feb 20/2002
Matsushita Avionics Systems Corporation
COMPONENT MAINTENANCE MANUAL
PART NUMBER RD-AA5002 SERIES
23-32-47
REVISION
CODE
REVISION DESCRIPTION EFFECTIVITY
Redrew for clarification and correction. All part numbers
Revision Reference Sheet for Figure 107
Page 174
Feb 20/2002
Matsushita Avionics Systems Corporation
COMPONENT MAINTENANCE MANUAL
PART NUMBER RD-AA5002 SERIES
23-32-47
THIS PAGE IS
INTENTIONALLY
LEFT BLANK.
Page 175
Feb 20/2002
Matsushita Avionics Systems Corporation
COMPONENT MAINTENANCE MANUAL
PART NUMBER RD-AA5002 SERIES
23-32-47
A3 A3
CN301
RF VIDEO OUT 4
RF VIDEO OUT 3
SC8
SC7
SC6
P2
2
P1
1
P3
7
P4
8
SUM
4
GND
3
GND
5
GND
6
FAN CB302
ASSEMBLY
2 1
2 1
CN302
RF OUT 9
GND 8
GND 7
VDC 5
GND 3
GND 2
RF IN 1
IC301
C303
0.022
A20
SC5
-9V
RF VIDEO OUT 2
RF VIDEO OUT 1
+24V
-9V
+24V
-9V
+24V
B20
C20
A19
B19
C19
C301 0.6A 50V
6800P
L301
1uH
C302
10P
P2
2
P1
1
P3
7
P4
8
SUM
4
GND
3
GND
5
GND
6
CB301
A13
B13
C13
SC4
GND
RF CH1-3
GND
GND
RF CH4-6
RF CH7-9
SC3
SC2
SC1
A3 A3
RF CH10-12
F301
SCHEMATIC DIAGRAM OF RF POWER CARD ASSEMBLY (A3)
Figure 107
Page 176
Feb 20/2002
Matsushita Avionics Systems Corporation
COMPONENT MAINTENANCE MANUAL
PART NUMBER RD-AA5002 SERIES
23-32-47
THIS PAGE IS
INTENTIONALLY
LEFT BLANK.
Page 176.01
Nov 20/2006
Panasonic Avionics Corporation
COMPONENT MAINTENANCE MANUAL
PART NUMBER RD-AA5002 SERIES
23-32-47
REVISION
CODE
REVISION DESCRIPTION EFFECTIVITY
1
Added chip capacitors (C315 and C316). MOD15 for
RD-AA5002-12,
MOD17 for
RD-AA5002-22/23,
MOD5 for
RD-AA5002-25
Revision Reference Sheet for Figure 107A
Page 176.02
Jul 20/2005
Panasonic Avionics Corporation
COMPONENT MAINTENANCE MANUAL
PART NUMBER RD-AA5002 SERIES
23-32-47
THIS PAGE IS
INTENTIONALLY
LEFT BLANK.
Page 176.03
Nov 20/2006
Panasonic Avionics Corporation
COMPONENT MAINTENANCE MANUAL
PART NUMBER RD-AA5002 SERIES
23-32-47
SCHEMATIC DIAGRAM OF RF POWER CARD ASSEMBLY (A3)
Figure 107A
GND DC+24V
RF INPUT RF OUTPUT
DC-9V
C312
35V10
+
C307
0.01
R309
47K
C311
0.01
IC302
1
BS
2
IN
3
SW
4
GND
5
FB
6
COMP
7
EN
8
SS
C301
1000P
IC301
40-550MHz 35.2dB
1
RF in
2
GND
3
GND
5
VDC
7
GND
8
GND
9
RF out
C306
1000P
RF OUPTUT 2
RF OUTPUT 3
　
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