Panasonic PV-DF2700-K Service Manual page 354

MAIN IV SCHEMATIC DIAGRAM
5
UNSW+5V(SYS.CTL) 69
Q6501
TO MAIN I
4
SWITCHING
POWER DOWN(L) 82
POWER DOWN ON
TUNER2 MONO(H)/STEREO(L) 105
TUNER2 MTS(H)/SAP(L) 104
TO MAIN II
OUTPUT SELECT A 108
OUTPUT SELECT B 107
3
TO MAIN IV TUNER&VV(H)/LINE&DVD(L) 131
TO MAIN II TUNER2 SAP SIGNAL(L) 102
TO MAIN I DEGAUSS(H) 11
TO TUNER MAIN
C.B.A. P7102 P6501
GND 19
GND 18
17
16
2
15
14
DEGAUSS(H) 13
FM RADIO SIGNAL(L) 12
FM RADIO&TUNER1(H) 11
TUNER1 SIGNAL(L) 10
9
TUNER2 SIGNAL(L)
TUNER1 AFC 8
TUNER2 AFC 7
TUNER SERIAL CLOCK 6
TUNER SERIAL DATA 5
1
TUNER1 CS(H) 4
TUNER2 CS(H) 3
TUNER1 PLL LOCK(L) 2
TUNER2 PLL LOCK(L) 1
A A A B
IC6501
D750066-330
SUB SYSTEM CONTROL
MICROCONTROLLER
1
Z
R6503 2
R6502
10K
3 RESET(L)
C6502
R6504
4 X1
0.01
Z 4MHz
X6501 5 X2
R6506 1K
Z EF0FC4004T4
TUNER2 MONO(H)
6
/STEREO(L)
R6507 1K
TUNER2 MTS(H)
7
/SAP(L)
R6508 1K
OUTPUT
8
SELECT A
R6509 1K
OUTPUT
9
SELECT B
R6559
47K
10 GND
R6511 1K
FM RADIO
11
SIGNAL(L)
R6512 1K
TUNER&VV(H)
12
/LINE&DVD(L)
R6513 1K
TUNER2 SAP
13
SIGNAL(L)
R6514 1K
FM RADIO&
14
TUNER1(H)
R6515 10K
TUNER1
15
SIGNAL(L)
A
J6503
R6593 0 R6516 10K
TUNER2
16
SIGNAL(L)
R6517 10K
17 TUNER1 AFC
A
R6594 0 J6504 R6518 10K
18 TUNER2 AFC
19 V-REF
20
21 VDD
C6503 C6504
100/6.3V 0.1
C D E
Z
B
B
GND 42
R6541 1K
TUNER1 AUDIO
41
DEFEAT(H)
J6505
R6540 1K
TUNER2 AUDIO
40
DEFEAT(H)
R6595
R6539 100
DVD(H) 39
R6538 100
LINE2(H) 38
R6537 100
TUNER2(H) 37
R6536 100
36
VV(H)
R6535 100
DTS REQ(L) 35
R6534 100
DTS BUSY(L) 34
R6533 10K
TUNER2 MTS
33
SIGNAL(L)
R6532 10K
SERIAL CLOCK 32
R6531 100
31
SERIAL DATA 1
R6530 10K
SERIAL DATA 0 30
R6529 10K
DTS CS 29
R6528 0
AFT ON(H)
TP6501
28
/OFF(L)
R6527 10K R6592 0
TUNER2 PLL LOCK(L) 27
A
J6502
R6526 10K
TUNER1 PLL LOCK(L) 26
R6525 1K R6591 0
TUNER2 CS(H) 25
B A
J6501
R6524 1K
TUNER1 CS(H) 24
R6523 100
23
TUNER SERIAL DATA
R6522 100
TUNER SERIAL CLOCK 22
C6507 C6506
100P 100P
F G
NOTE:
FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES,
REFER TO BEGINNING OF SCHEMATIC SECTION.
99 TUNER1 AUDIO DEFEAT(H)
A
TO MAIN II
103 TUNER2 AUDIO DEFEAT(H)
0
129 DVD(H)
TO MAIN III
128 LINE2(H)
130 TUNER2(H)
109 VV(H)2 TO MAIN II
34 DTS REQ(L) TO MIAN I
132 TO MAIN III
VV(H)2
101 TUNER2 MTS SIGNAL(L) TO MAIN II
85 SERIAL CLOCK
84 SERIAL DATA 1
TO MAIN I
83 SERIAL DATA 0
33 DTS CS/BUSY(L)
VOLTAGE CHART
UNLESS OTHERWISE SPECIFIED:
WATTAGE OF RESISTORS IS 1/10W VJBS3091
H I
COMPARISON CHART
OF MODELS & MARKS
MODEL MARK
Not Used A
PV-DF2700-K B
Not Used Z