Omnivision PVQ-1300W, Руководство по обслуживанию

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C7001
C7002
1000P
L7002
10
C7006
1000
6.3V
C7008
0.01
R7001 1K
R7003 1K
R7002 1K
R7004 1K
C7003
C7004
C7005
C7007 1000P
C7009 2200P
R7005 0 C7010 10/16V
R7006
270
GND
4 6 9
10
7
5
3
11
1 8 2
32 DTS CS(H)
53 SERIAL CLOCK
54 SERIAL DATA 0
96 UNSW +5V(VIDEO)
31 PLL LOCK(L)
SW +30V 94
35 AFC
80 TUNER VIDEO
34 FM SIGNAL(L)
79 TUNER AUDIO
33 TUNER SIGNAL(L)
36 FM MODE(H)
FM ANTENNA UNSW+5V (VIDEO)
TO MAIN I
TO MAIN V
TO MAIN I
TO MAIN V
TO MAIN I
TO MAIN II
TO MAIN I
TO MAIN II
TO MAIN I
4
E G
1
D C
2
F
3
B
5
A
TUNER VIDEO 83 TO MAIN III
17
CLOCK
18 14
15
12 16 13 19
21
SERIAL
20 24
23 22
FM MODE FM SIGNAL
25
(L) GND GND GND UNSW+5V (VIDEO) DTS CS(H) DATA 0 SERIAL PLL LOCK (L) SW+30V IF IF TUNER SIGNAL(L) AFC TUNER AUDIO (H) TUNER VIDEO
ENG36701G
U7001
UHF/VHF TUNER/TV DEMODULATOR UNIT
ANTENNA 1
1
GND
P7001
P7002
FOIL PATTERN
FOR ANTENNA
Z
Z
VJBS3080
VIDEO SIGNAL AUDIO SIGNAL
B,C,F,G,I,J,L A,D,E,H,K,M ENG36702G
Z
H,I,J,K
7800 A,B,C,D,E,F,G,L,M
A,B,C,D,E,F,G,M
VJBS3082
H,I,J,K,L
R7007 1K 1/4W A,D,E,H,K,M
B,C,F,G,I,J,L
NOTE:
FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES,
REFER TO BEGINNING OF SCHEMATIC SECTION.
COMPARISON CHART
OF MODELS & MARKS
PVQ-130W / PVQ-1300W
PVQ-130WA / PVQ-1300WA E
M
MODEL MARK
Not Used
Not Used
Not Used
Not Used
Not Used
Not Used
Not Used
Not Used
Not Used
Not Used
Not Used
Not Used A
B
C
D
F
G
H
I
J
K
L
Z
MODEL MARK
MAIN VII (DEMODULATOR) SCHEMATIC DIAGRAM