Display Section - Pioneer VSX-1131 Service Manual

1

Display section

BADIS-2015
D
DISPLAY
NM
J7900
EH SIDE TA_5.0
P7900
NPLG-5P220 R7900
SEC3_2 8.2
Q7900
TP61 D7903
D7901 INC5001AP1-T111
RL1N4003
RL1N4003 R7903
SEC3_1
FLAC2
1
FLAC1
D7902 D7900
RL1N4003 RL1N4003
FLAC2
FLAC1
R7924
0
C
B
A
1
2
MODEL NO. VSX-831/LX101/1131/LX301 SCHEMATIC DIAGRAM(PART-8) DISPLAY SECTION
R7923 3.3k
FLDRST
R7922 3.3k
FLDCS
R7921 220
FLDCLK
R7920 220 FLDSDO
FLAC2
C7910-7913
101J/50V
Q7901 L7900
R7914
INA5001AP1-T111 LBC2518T2R2M 10
VH
1/4W
R7910
10 1/4W Q7903/7904
or KTC3875-GR
Q7903 Q7904
2SC2712-GR
2SC2712-GR
R7913 R7917
100 100
Q7902
KRC107S
L7901
LBC2518T2R2M
V8/L1
S7601 ON/STANDBY
*Reference No.Allocation:7500-7999
S7602 DIMMER
CICUIT Ref.No. S7603 TUNING MODE
DISPLAY 7500-7600 S7604 +FAVORITE
SWITCH 7601-7640 S7611 HOME MENU
TA WIRE instead 7651-7737 S7612 UP or TUNE UP
of pattern S7613 DOWN or TUNE DOWN
LED 7750-7759 S7614 LEFT or PRESET LEFT
USB 7760-7769 S7621 AUTO/DIRECT
R-ENCODER 7740-7749 S7622 SURROUND
7770-7779 S7623 EFFECT SOUND
IR RECEIVER 7780-7799 S7624 SOUND RETRIEVER
AUX 7800-7849 S7631 PURE DIRECT
MIC 7850-7879 S7632 RIGHT or PRESET RIGHT
HP 7880-7899 S7633 ENTER
FLAC/VH 7900-7999 S7634 RETURN
2
3
Q7905A
(FL)
Q7905
016MT097GINK
D7750A-7753A NM
SLI-343URC-TB7=RED
D7750B-7753B
HLMP-Y601-J0000=RED
R7750-R7753 470ohm
SCB3318ED2=BLUE
R7750-R7753 1.5kohm
NM
R7754
100
NM
R7755
100
V11/L3
ON/STANDBY
DIMMER
ZONE2 ON/OFF
ZONE2 CONTROL
HOME MENU
UP or TUNE UP
DOWN or TUNE DOWN TERMINAL LED R7550-
CODE MODEL
LEFT or PRESET LEFT COLOR COLOR R7553
AUTO DECODE/DIRECT
V8 VSX-831 SILVER RED 470
SURROUND
EFFECT SOUND BLUE
L1 VSX-LX101 GOLD 1.5k
SOUND RETRIEVER w holder
PURE DIRECT
V11 VSX-1131 SILVER RED 470
RIGHT or PRESET RIGHT
BLUE
ENTER
L3 VSX-LX301 GOLD 1.5k
w holder
RETURN
3
4 5
Schematic Diagram
BU2090_CK
BU2090_DA
Master Volume
R7772 R7770
10k 10k
R7771
R7773
10k
10k
4 5
S7770
w/o click
XREB12504PVB30FINB1-2-24E/I
+3.3VDIS 0
R7501 NM
L7500
Q7500
LBC2518T2R2M KTC3875-GR
NM
R7780
100
3
2
1
Q7780
IRM-3638M3S28
R7781
2.2k
Input Selector
R7776 R7774
10k 10k
R7775
R7777
10k
10k
4 5
S7774
XREB12505PVB30FINB1-2-12PCE/I
w click(12steps)
C7857
27191312 104Z
D7750C-7753C
(LED)LH-5-5 25V
+5VDIS
AUX_L
AUX_R
Q7752
KRC105S
Q7751
Q7753
KRC105S
KRC105S
Q7750
NM
KRC105S
R7857
R7858
47k
220k
R7601 R7602 R7603
270 330 470
R7611 R7612 R7613
270 330 470
KEY1
S7601-7634
R7621 R7622 R7623
270 330 470 NPS-111-S681 or NPS-111-S677(25035714T)
KEY2
R7631 R7632 R7633
270 330 470
KEY3
4 5
6
TONEB IN_SELB
TONEA IN_SELA
LMDB LEDWIRELESS
LMDA LEDNETWORK
KEY3
LEDPURE LEDFLOFF
KEY2
FLDCLK
REMIN
FLDSDO
GNDDG
R7500 FLDCS
0
+3.3VST
FLDRST
+5VDIS
MICMUT
VOLA
MICDET
VOLB
MICOUT
-15VA
AUX_R
+15VA
GNDAAUX
LEDTHRU LEDMCACC
AUX_L
FLPON
KEYINT1
KEYINT0
KEY1
KEY0
P7550
(EARTH)TX-NR656
C7809
104Z
25V
R7803
0 5 *P7800
R7801
4
C7803 330
2
AUX_L
10u 35V 3
C7805
NM Q7800 AUX_R
NM 7
10u
8 5
35V + 8
7 +V
OUT 1
6
NM
- MSJ-035-05A BAG SR LF:SILVER
MSJ-035-05A BAG GR LF:GOLD
NJM4580CG
C7806
NJM4580CG
10u
3
35V
+
1
OUT
-V
2
NM -
4
NM
NM Q7800
C7804
10u 35V
R7802
330
R7804
0
C7850 SETUPMIC
10u 35V *P7850
8 5 5
+
7 +V 4
R7850
OUT
6 220 2
-
Q7850 1
C7858
NJM4580CG MSJ-035-05C BAG SR type:SILVER
MSJ-035-05C BAG GR type:GOLD
102J
50V
Q7850
NJM4580CG
3
+
1
OUT
-V 2
-
4
P3652B
5
NPLG-5P352
L7762 +VBUS 1
1
BLM18PG121SN1D
DATA- 2
2
DATA+ 3
3
L7761 GNDUSB 4
4
BLM18PG121SN1D USB_CHASSIS 6
L7760
BK1608LM182-T
6
D
C
B
A