Panasonic SA-VK880EE-K Service Manual page 131

SCHEMATIC DIAGRAM - 9
: +B SIGNAL LINE
B MAIN CIRCUIT
: -B SIGNAL LINE
P1
TO MAIN
SECTION (4/6)
HBASS_OUT
HBASS_IN
R2631 47K C2624 50V3.3
R2633
R2634
0
1K
C2625
0.022
R2657
56K
HBASS_SW1
7 6
Q2601
B1GDCFGA0018
MUTING CONTROL
R2659
8 9
2.2K
C2628 R2637
Q2602 1 100K
B1ABGC000005
R2643
MUTING
3.3K
R2638 R2640
3.9K 33K
R2641
10K
R2639 R2642
8.2K 100K
MUTE_F
MUTE_S_C
R2374 10K
1
C7406 0.01
ASP_GND
R2375 10K
2
0.01
C7405
R2370 1K
SUBW
C2372 50V10
SLOUT C2373 R2371 3.3K
C7403 0.022
R2372 3.3K
SROUT C2374 50V3.3 C7402 0.022
COUT
C2375 1 R2373 2.7K
C7401 0.01
CENTER
SURROUND_R
SURROUND_L
SUBWOOFER
FR
FL
15 16 17 18
: CD/DVD/TAPE AUDIO INPUT SIGNAL LINE : CD/DVD VIDEO INPUT SIGNAL LINE
: AUX/MIC/MUSIC PORT AUDIO INPUT SIGNAL LINE : AUDIO OUTPUT SIGNAL LINE
TO MAIN
SECTION (2/6)
R2655
56K
R2656
R2661 C2661
12K
16V10
15K R2653 12K
R2654
C2627
27K
100P
C2634
68P
5 4 3 2 1
+VCC
IC2104
C0ABCB000088
OP-AMP
-VCC
10 11 12 13 14
C2630 Q2600
C2631 R2649
C2629 R2650 B1ABCF000176
33K
50V10 220P 50V3.3 33K
BUFFER
R2647
R2648
10K
10K
C2632
0.47
R2651 C2633
100K 0.01
Q2371
B1GDCFGA0018
D2301
MUTING CONTROL
C2376 R2383
0
50V3.3 27K
R2385
R2384
1.8K
56K
QR8031
Q2370
B1GDCFGA0018
B1ABGC000005
MUTING CONTROL
MUTING
R2381 10K
R8038
Q8031 R8035
1K
1K
B1ABGC000005
R2380 10K
MUTING
R2379 100K
R2378 10K
R2377 10K
R2376 2.7K
19 20 21
: VIDEO OUTPUT SIGNAL LINE
: AM/FM SIGNAL LINE
Q2002
B1GDCFJJ0047
LED DRIVE
Q2003
B1GBCFJJ0051
LED DRIVE CONTROL
USB-REC-LED
HP_GND
+7V
D2728
B0BC5R6A0266
M+9V_BE
ASP_GND
R2729
47
STANDBY_LED
VREF+
SYS_GND
C2729
V_JOG_A
HBASS_LED
BASS_JOG2
BASS_JOG1
KEY1
-7V
KEY2
KEY3
RMT
DVREF
MIC_IN
FL_CS
FL_DOUT
FL_CLK
VOL_LED
SW5V
FL1
FL2
FL_GND
-VP
M+9V_BE
PL_L
MGND
TPS
DVREF
PHOTO
R2756
SYS_GND
10K
DECK_AD1
DECK_AD3
22 23 24
131
M+9V_BE
CN2813
1 USB REC LED
2 GND
R2000
0
1 2 3
CN2812
Z2000
CHASIS GND
1
2
CN2807
27 STANDBY_LED
26 VREF+
25 DGND
D2729
24 LED_SUPPLY
0.1 B0BC8R2A0266
23 LED_GND
22 V_JOG_A
21 HBASS_LED
20 HBASS_JOG2
19 HBASS_JOG1
18 KEY1
17 KEY2
16 KEY3
15 RMT
14 DVREF+
R2007 0
13 MIC
12 +9V
11 -9V
MIC_GND
10
9 FL_CS
FL_DATA
8
7 FL_CLK
6 VOL_LED
5 SW5V
4 FL1
3 FL2
2 FL_GND
1 -VP
Q1315
B1ACCF000094
PL DRIVE
TO MAIN
SECTION (6/6)
CN2752
Q2012
B1GBCFJJ0051 10 MODE AN6
INVERTER
9 HALF AN7
8 PL
7 PL GND
6 PHOTO
5 RECINH_R
4 VREF+
Q1307
R1320
3 VREF-
B1ABCF000176 100K
2 RECINH_R
Q1306
INVERTER
1 NC
B1ABCF000176
R1319 INVERTER
12K
R2755 R1321
10K 47
R2751 12K
R2752
22K
R2753 12K
R2754 22K
1/6 2/6 3/6
4/6 5/6 6/6
SA-VK880EE MAIN CIRCUIT
25 26 27
P1
J
TO
USB CIRCUIT
(ZJ1111*)
IN SCHEMATIC
DIAGRAM - 18
G
TO
MUSIC PORT
CIRCUIT
(ZJ6801*)
IN SCHEMATIC
DIAGRAM - 12
1
C
TO
PANEL CIRCUIT
(CN6001)
IN SCHEMATIC
DIAGRAM - 11
27
1
L
TO
DECK MECHANISM
CIRCUIT
(CN1304)
IN SCHEMATIC
DIAGRAM - 18
10
28