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B4
B13
C4
C13
SC1
THRU
THRU
THRU
A13
B13
C13
SC1
THRU
THRU
THRU
A4
B4
C4
CN201 CN12
MODULATOR
CARD
ASSEMBLY
(A2)
MODULATOR
CARD ASSEMBLY
(A2) LABELED
100 OHM INPUT
A4
A13
B4
B13
C4
C13
SC1
THRU
THRU
THRU
A13
B13
C13
SC1
THRU
THRU
THRU
A4
B4
C4
CN201 CN13
CARD
ASSEMBLY
(A5)
CN22
CN3
123
123 FUSE CARD
12
12
ASSEMBLY (A6)
T1
7.5V
J1
1234
3
2
J1C
1234
F1 CN2
3.15A
125V
CHASSIS GND
115 VAC HOT (400 Hz)
RF VIDEO OUT 1
5 115 VAC RTN
J1B
1
5
F2
800mA
125V
CN21
1234
1234
12345
12345
CN4
T2
8V X 2
27V
CN14
CN15
CN16
CN17
NOTE: ALWAYS CONNECT A2 CARDS WITH
"100 OHM INPUT" LABEL TO
A5CN13 THRU A5CN18 CONNECTORS.
A4
A13
B4
B13
THRU
THRU
A13
B13
THRU
THRU
A4
B4
CN201 CN18
MODULATOR
CARD ASSEMBLY
(A2) LABELED
100 OHM INPUT
A13
A20
A13
A20
CN301 CN6
THRU THRU
C4
C13
SC1
THRU
C13
SC1
THRU
C4
CN20 32
31
30
29
ASSEMBLY (A7)
CONNECTOR CARD
PRINTED FLEX CABLE 1234
A15
B15
2
3
4
CN1
J1A
RF VIDEO OUT 2
RF VIDEO OUT 3
RF VIDEO OUT 4
TEST VIDEO HI
TEST VIDEO LO
VIDEO CH1 HI
VIDEO CH1 LO
VIDEO CH2 HI
VIDEO CH2 LO
VIDEO CH3 HI
VIDEO CH3 LO
VIDEO CH4 HI
VIDEO CH4 LO
VIDEO CH5 HI
VIDEO CH5 LO
VIDEO CH6 HI
VIDEO CH6 LO
VIDEO CH7 HI
VIDEO CH7 LO
VIDEO CH8 HI
VIDEO CH8 LO
VIDEO CH9 HI
VIDEO CH9 LO
VIDEO CH10 HI
56789
10
11
12
13
14
15
16
17
18
19
20
21
22
23
A14
B14
A13
B13
A12
B12
A11
B11
A10
B10
A9
B9
A8
B8
A7
B7
A6
B6
A5
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
B13
B20
C13
C20
SC1
SC4
B13
B20
C13
C20
SC1
SC4
SC5
SC6
SC7
SC8
SC5
SC6
SC7
SC8
THRU THRU
THRU
THRU THRU
THRU
TO J1-1
TO J1-2
TO J1-3
TO J1-4
RF POWER
CARD
ASSEMBLY
(A3)
CPU CARD
ASSEMBLY
(A1)
A1
A32
B1
B32
CN101 CN19
THRU
THRU
A1
A32
B1
B32
THRU
THRU
987654321
24
25
26
27
28
29
30
31
32
B5
A4
B4
A3
B3
A1
B1
C1
D1
C3
C15
C4
C5
THRU
VIDEO SHIELD
RS-232C DATA OUT
RS-232C DATA IN
SHIELD
VIDEO CH10 LO
VIDEO CH11 HI
VIDEO CH11 LO
VIDEO CH12 HI
VIDEO CH12 LO
RS-232C DATA RTN
4
CN11
Page 159
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
(100 IRE)
(40 IRE)
(140 IRE)
1 Vp-p
0.71 Vp-p
0.29 Vp-p
BLUR
BLUR
BLUR
MEASURE THE
AMPLITUDE
BETWEEN THE
BOTTOM LINES
OF BLURS.
WAVEFORM
WAVEFORM
WITH DC
COMPONENT
CORRECT
REMOVED
BLUR
H SYNC
100% WHITE
SYNC PULSE
Added software ID for IC102. All part numbers
2 Changed software (IC102 from 001A to 001B) to
cope with power interruption problem (delay in
recovery). (Refer to Service Bulletin RDAA5002-
22-23-3 for Part No. RD-AA5002-22, and RDAA5002-
23-23-4 for Part No. RD-AA5002-23.)
MOD3 for
RD-AA5002-22,
MOD4 for
RD-AA5002-23,
All units for
RD-AA5002-25
Revision Reference Sheet for Figure 105
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本文链接地址：COMPONENT MAINTENANCE MANUAL Video Modulator Unit (VMU)(48)
