Sony XAV-722 / XAV-72BT / XAV-E722 Service Manual ▷ View online
XAV-72BT/722/E722
XAV-72BT/722/E722
53
53
VISUAL
BOARD
(5/5)
32
BOARD
(3/4)
AUDIO
F
CN103
BOARD
(2/5)
VISUAL
25
BOARD
(3/5)
VISUAL
29
BOARD
(2/4)
AUDIO
E
CN901
IC B/D
IC B/D
IC B/D
(3/5)
BOARD
VISUAL
28
(3/5)
BOARD
VISUAL
31
(1/5)
BOARD
VISUAL
21
(2/5)
BOARD
VISUAL
27
26
25
28
27
(5)
(8.5)
(1.3)
(8.5)
(8.5)
(1
1.5)
(1.8)
(14.1)
(14.1)
(8.5)
(8.5)
(3.3)
(3.5)
(0.8)
(1.7)
(4.7)
(1
1.5)
(13.5)
(14.1)
(14.1)
(14.1)
(14.1)
(14.1)
(8.3)
(4.6)
(8.5)
(1.8)
(5)
(0.9)
(1.4)
(2.3)
(3.4)
(3.6)
(5)
(14.1)
(0.9)
(1.1)
(2.3)
(3.4)
(4.6)
(3.6)
(14.1)
(14.1)
(3.4)
(3.4)
(3.3)
(8.5)
(1.3)
(8.5)
0.1
3.3
2.7
3.3
3.3
16V
220
C2619
10
C2621
10
C2620
10uH
L2001
DISP+B
DVDD3.3V
GND2
LED-DRIVER
4.7
C2626
JL2032
JL2030
R2628
10k
3
2
1
4
5
TK11133CSCL-G
IC2002
CONT
GND
NOISE
VOUT
VIN
0
R2035
6.3V
47
C2625
JL2039
JL2040
D_GND
JL2044
JL2045
JL2046
JL2047
JL2048
0
R2083
16V
68
C2615
15k
R2603
0
R2625
470k
R2606
0
R2624
MA24D5000BS0
D2605
100
R2619
RB160M-60TR
D2603
10k
R2609
1/2W
0.012
R2617
4.7
C2606
4.7
C2610
100k
R2611
100
R2620
RB160M-60TR
D2602
22uH
L2603
MA24D5000BS0
D2604
10
C2616
16V
68
C2618
1/2W
0.012
R2616
10
C2617
820p
C2613
3300p
C2601
1500p
C2604
0.022
C2603
22uH
L2604
1500p
C2611
0.022
C2614
47p
C2602
JL2033
5.6k
R2602
JL2035
0
R2608
0
R2626
1
2
3
4
5
5P
CN2002
RX
TX
VCC
(FOR ADJUSTMENT)
GND
FLASH
LRB751V-40T1G
D2606
1/2W
0.012
R2614
1/2W
0.012
R2613
16V
100
C2005
F-SYNC
0
R2082
16V
100
C2007
100k
R2601
10uH
L2602
1
C2605
4
3
2
1
5
6
7
8
S1 G1 S2 G2
D2
D2
D1
D1
SP8K5FU6TB
Q2601
4
3
2
1
5
6
7
8
S1 G1 S2 G2
D2
D2
D1
D1
SP8K5FU6TB
Q2602
REGULATOR
SWITCHING
REGULATOR
SWITCHING
0.1
C2607
0.1
C2622
0
R9507
T_GND
Q2603
2SB1132-T100-R
1
2
3
4
5
6
6P
CN2601
+B
+B
+B
GND
GND
GND
25V
470
C2623
2.2k
R2621
8.2k
R2610
270
R2612
180
R2605
27p
C2612
0
R2607
U_GND
R2629
1.5k
0
R2630
0
R2636
5
4
3
2
1
TK11150CSCL-G
IC2602
Cont
GND
Cnp
Vout
Vin
1
C2627
0
R2679
C2624
0.1
0
R2680
0
R2681
0
R2682
Q2604
DRC5114E0L
JL2052
0.01
C2015
0.01
C2628
0
R9504
0
R9501
0
R9505
0
R9502
0
R9503
0
R9506
R2637
R2640
R2641
R2642
R2643
R2671
R2639
R2644
R2646
R2647
R2670
R2650
R2651
R2652
R2653
R2655
R2656
R2657
R2658
R2659
R2660
R2661
R2662
R2663
R2664
R2665
R2666
R2667
R2668
R2669
R2654
R9901
0
R9902
0
R9903
0
R9904
0
BD9017KV-E2
IC2601
1
OUTH2
2
BOOT2
3
CL2
4
NC
5
VCCCL2
6
NC
7
VCC
8
VCCCL1
9
NC
10
CL1
11
BOOT1
12
OUTH1
13
SW1
14
DGND1
15
OUTL1
16
NC
17
VREG5A
18
NC
19
NC
20
NC
21
F1
22
COMP1
23
SS1
24
NC
25
NC
26
EN1
27
EN2
28
NC
29
NC
30
GND
31
NC
32
NC
33
RT
34
SYNC
35
NC
36
PGOOD
37
SS2
38
COMP2
39
FB2
40
NC
41
EXTVCC
42
NC
43
NC
44
VREG5
45
NC
46
OUTL2
47
DGND2
48
SW2
0
R9905
0
R9906
0
R9907
0
R9908
47k
R2604
CN2001
40P
1
GND
GND
2
F_SYNC
3
4
SA_MONO
5
AUDIO_GND
6
NAVI_MIC
7
8
9
VISUAL_POWER
VISUAL_RX
VISUAL_TX
10
VISUAL_IF
11
VISUAL_RESET
12
REVERSE_IN
13
SPEED_IN
14
MAIN_RESET
15
RE1
16
RE0
17
KEY_GND
18
KEY_IN1
19
KEY_IN0
20
SIRCS
21
DOOR_IND
22
BU+3.3V
23
DISP+B
24
FLASH_W
25
BT_POWER
26
BT_RX
27
BT_TX
NC
28
29
BT_ACTIVE
30
BT_RESET
31
BT_SYSON
32
MIC
33
MIC_GND
34
BT_MUTE
35
BT_R-N
36
BT_R-P
37
BT_L-N
38
BT_L-P
39
AUDIO_GND
40
GND
JL2601
JL2602
JL2603
JL2604
JL2605
JL2606
JL2607
JL2608
JL2609
JL2610
0
R2038
D_VDD3.3VSW
E
0
R2615
1000p
C2608
1000p
C2609
0
R2622
0
R2623
0
R2618
KEYPWM
KEY
BT_AUGND
BT_L_P
(XAV-72BT)
(XAV-72BT)
BT_L_N
BT_RP
BT_RN
BT_MUTE
BTU_ACT
BTU_RST
BTU_SYSON
MI C
MIC_GND
BTU_TX
BTU_RX
SPEEDIN
V-RST
VISUAL_IF
V_TX
V_RX
NAVI_MIX
DOOR_IND
JL2031
KEY_GND
SIRCS
M-RST
NAVI_AUDIO_GND
L_GND
+3.3V REGULATOR
IC2002
+5V REGULATOR
IC2602
POWER CONTROLLER
IC2601
75
74
73
72
69
68
70
66
65
64
63
62
61
VISUAL BOARD (4/5)
J
4
B
16
6
9
11
D
15
H
L
10
K
3
5
12
C
F
1
E
8
G
14
A
2
13
I
7
Q2603, 2604
B+ SWITCH
5-22. SCHEMATIC DIAGRAM - VISUAL Board (4/5) -
• See page 58 for Waveforms. • See page 59 for IC Block Diagrams.
(Page 52)
(Page 50)
(Page
52)
(Page 54)
(Page 46)
(Page 51)
(Page 52)
(Page 45)
(Page51)
XAV-72BT/722/E722
XAV-72BT/722/E722
54
54
BOARD
VISUAL
32
(4/5)
(1/5)
BOARD
VISUAL
22
(3/5)
BOARD
VISUAL
30
(2/5)
BOARD
VISUAL
26
IC B/D
29
3.3
3.3
3.3
3.3
0.1
0.1
3.3
3.3
3.3
3.3
3.3
0.1
3.3
3.3
3.3
3.3
3.3
3.3
3.3
0.4
0.1
0.7
0.8
0.1
3.2
0.1
0.1
0.1
3.3
3.3
3.3
3.3
0.1
3.3
3.3
3.2
0.1
3.3
3.3
3.3
1.4
1.8
3.3
0.1
0
2
1.7
0.1
0.1
3.3
0.1
0.1
0.1
3.3
0.1
0.1
0.1
3.3
3.3
0.1
0.1
0.1
12.8
0.1
0.1
12.8
12.8
0.1
0.1
9.7
0.3
0.1
0.3
12.8
9.7
10
0.1
3.5
0.1
1.1
14.1
14.1
13.5
14.1
12.8
13.3
3.3
0.3
3.3
3.3
2.6
0.1
3.3
0.4
0.1
3.3
0.1
0.1
0.1
3.3
3.2
0.4
0.1
3.3
3.3
3.3
3.3
3.2
2.2
4
3
2
1
5
6
7
8
IC2121
NJM2904M (TE2)
GND
VCC
R2124
100k
R2108
100k
R2123
10k
R2111
10k
R2107
1k
R2106
1k
R2125
4.7k
R2126 4.7k
C2106
1
C2105
1
C2122
0.1
C2121
0.1
C2103
0.1
C2102
0.1
C2101
0.1
C2104
0.1
Q2105
2SB1202FAST-TL
Q2103
2SC6027T100-QR
REGULATOR
13
24
PH2101
CPI-210-T
PHOTO
DETECT
R2103
2.2
R2102
2.2
R2104
470
R2105
470
R2122
1
R2121
1
C2123
0.1
C2107
0.1
R2109
330
Q2104
2SD1815FAS-TL
REGULATOR
6MHz
X2001
0
R2085
R2114
0
R2113
0
C2114
0.1
C2113
0.1
R2112
1k
R2110
27k
100k
R2001
100k
R2002
100k
R2010
100k
R2031
33
R2006
33
R2007
33
R2003
33
R2004
33
R2005
33
R2008
33
R2009
5V
G
F
D
0
R2020
TH2001
33k
R2014
JL2008
JL2007
JL2006
JL2005
JL2004
JL2009
JL2011
JL2010
JL2012
JL2020
JL2019
JL2016
JL2015
JL2001
100k
R2040
2.2k
R2042
2.2k
R2041
0.1
C2016
R2101
2.2k
R2032
0
JL2003
JL2002
JL2013
JL2014
JL2021
JL2022
JL2023
JL2024
JL2025
GERDA_CPV
D2103
RKZ10B2KGP1
D2104
RKZ13B2KGP1
D2101
RKZ6.8B2KGP1
D2102
RKZ9.1B2KGP1
33
R2043
33
R2044
33
R2045
R2050
33
R2051
33
R2052
33
R2053
33
R2054
33
R2055
33
33
R2056
33
R2057
33
R2059
33
R2068
33
R2069
33
R2070
33
R2071
33
R2072
33
R2073
R2074
33
33
R2036
33
R2037
R2039
33
33
R2067
JL2049
JL2050
JL2043
JL2041
JL2042
JL2017
100k
R2012
LRB751V-40T1G
D2001
FLASH_W
A
IC2101
BA6285AFP-YE2
1
NC
2
NC
3
NC
4
NC
5
OUT2
6
RNF
7
GND
8
GND
9
OUT1
10
NC
11
NC
12
NC
13
NC
19
P_SAVE
14
NC
15
NC
16
VM
17
VCC
18
FIN
20
RIN
21
VREF
22
NC
23
NC
24
NC
25
NC
26
27
S2001
S2002
JL2036
JL2037
JL2038
1
2
CN2101
2P
OUT1
OUT2
100k
R2025
100k
R2024
0
R2079
0
R2078
0
R2080
0
R2081
R2027
R2026
BT_IND
R2013
0
0
R2075
0
R2028
0
R2030
JL2028
JL2027
JL2051
0.1
C2003
0.1
C2008
0.1
C2004
JL2029
DRC5114E0L
Q2002
DRC5114E0L
Q2005
SELECTOR
TOUCH PANEL
DRC5114E0L
Q2004
Q2106
DRC5114E0L
B+ SWITCH
Q2107
DRC5114E0L
Q2102
DRC5114E0L
OPEN/CLOSE
SPEED CONTROL
OPEN/CLOSE
SPEED CONTROL
Q2101
DRC5114E0L
DRA5114E0L
WAIT CONTROL
Q2001
DRA5114E0L
Q2003
10
9
8
7
6
5
4
3
2
1
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
R5F364A6DZ99FB
IC2001
VCOM_AMP
VCOM_BIAS
NC0
SPEED_IN
NCO
BYTE
FLASH_W
XCIN
XCOUT
RESET
XOUT
VSS
XIN
VCC1
NMI
MASTER_IF
CPV
PHOTO
NCO
VISUAL_RX
NCO
VISUAL_TX
BT_IND
KEY_PWM
BL_ENA
BL_PWM
I2CKO
I2SIO
FLASH_TX
FLASH_RX
F_CLK
BUSY
NAVI_TX
NAVI_RX
NAVI_DET
NAVI_RTS
BL_STATUSP
BL_STATUSL
HOLD
DEC_GPIO_1
DEC_GPIO_2
DEC_RST
NCO
WRI/WR
NCO
NCO
NCO
NAVI_CTS
MOTOR_ON
NCO
M_LOW
M_MID
OPEN
CLOSE
MOTOR+
MOTOR-
NCO
NCO
NCO
VCC2
DISPON
VSS
V_MUTE
VSW_0
NC0
AUX_SEL
SYNC_SEL
NCO
NCO
NCO(PND)
NAVI_RST
NAVI_POW_ON
NCO
NCO GERDA_TX
GERDA_RX
GERDA_RST
GERDA_IF
NCO
NCO
NCO
TP_Y
TP_X
TEMP
I_DET
SA_IN
SA_A
SA_B
SA_C
NCO
TP_WAIT
X_SEL
Y_SEL
AVSS
DOOR_IND
VREF
AVCC
NC0
NC0
NC0
JL2053
0.01
C2012
0.01
C2017
JL2054
R2047
0
Q2108
ISA1602AM1-T111-1EF
R2076
47k
R2077
47k
VISUAL_IF
V_TX
V_RX
KEYPWM
BL_PWM
BL_ENA
FP_IDET
SA_OUT
DEC_GPIO_1
X_SEL
Y_SEL
DOOR_IND
VCOM_P
VCOM_BIAS
SPEEDIN
PHOTO
M_MI D
M_LOW
TP_X
TP_Y
I2CSIO
I2CCKO
DEC_RST
GERDA_RX
N_TX
M-ON
TP_WAIT
GERDA_IF
GERDA_RST
MOTOR-
GERDA_TX
VMUTE
VSW_0
AUX_SEL
M_LOW
M_MI
D
OPEN
CLOSE
MOTOR+
MOTOR-
FP_IDET
MOTOR+
M-ON
OPEN
CLOSE
YT
PHOTO
Y_SEL
X_SEL
XR
YB
TP_X
V-RST
BL_STATUS_P
BL_STATUS_L
N_DET
TP_WAIT
XL
TP_Y
SA_OUT
N_RX
75
74
72
73
68
69
65
70
66
64
63
62
61
IC2121
CURRENT DETECT
MONITOR OPEN/CLOSE MOTOR DRIVE
IC2101
IC2001
VISUAL CONTROLLER
(5/5)
VISUAL BOARD
R2026
10k (XAV-72BT: E (PAL), EA, EJ/XAV-722)
100k (XAV-72BT: US, CND, AEP, UK, E (NTSC)/XAV-E722)
R2027
47k (XAV-72BT: E (PAL), EA, EJ/XAV-722)
100k (XAV-72BT: US, CND, AEP, UK, E (NTSC)/XAV-E722)
(XAV-72BT)
Q2105, 2106
B+ SWITCH
Q2107, 2108
CLOSE
DETECT
MONITOR
S2002
OPEN
DETECT
MONITOR
S2001
M2101
M
OPEN/CLOSE
MONITOR
Q2002 - 2005
J
4
B
16
6
9
11
D
15
H
L
10
K
17
3
5
12
C
F
18
M
1
19
E
8
G
20
14
A
2
13
I
7
EA, EJ/XAV-722
XAV-72BT: E (PAL),
5-23. SCHEMATIC DIAGRAM - VISUAL Board (5/5) -
• See page 58 for Waveforms. • See page 59 for IC Block Diagrams. • See page 69 for IC Pin Function Description.
(Page 50)
(Page 53)
(Page 52)
(Page 51)
Ver. 1.1
XAV-72BT/722/E722
XAV-72BT/722/E722
55
55
SL1491
C1325
C1326
C1327
C1328
C1329
R1301
R1302
R1304
R1305
R1306
R1307
R1308
C1331
R1309
IC1301
C1332
IC1302
C1336
C1337
C1338
C1339
R1313
C1340
C1341
D1321
C1346
D1322
R1321
R1322
R1322
R1323
R1324
R1325
R1326
R1327
C1351
L1401
C1352
L1402
IC1323
C1353
L1403
IC1324
L1404
IC1325
Q1351
C1356
Q1352
C1357
Q1353
Q1354
Q1355
D1351
R1351
R1352
R1353
R1354
R1355
R1356
R1357
R1358
R1359
IC1351
R1360
R1361
R1363
R1364
R1365
R1366
R1367
R1368
RB1301
RB1302
RB1303
RB1304
RB1305
JL1401
JL1402
L1481
L1491
CN1401
C1401
C1402
C1403
C1405
C1406
C1407
C1408
C1406
C1407
C1408
CN1421
R1401
R1402
R1403
R1405
D1421 D1422
D1423
D1424
R1421
R1422
R1423
R1424
L1321
L1322
L1330
C1481
C1482
C1483
C1484
CN1491
C1486
C1487
C1491
C1492
Q1491
L1351
R1481
R1482
R1483
R1484
R1485
R1487
R1488
R1489
IC1481
D1491
R1490
R1491
R1492
R1493
CN1301
CN1302
C1303
Q1303
Q1304
SL1301
JL1403
JL1404
JL1405
JL1406
JL1407
JL1411
JL1412
JL1421
JL1422
JL1423
JL1424
JL1425
JL1431
JL1432
JL1433
JL1434
JL1435
JL1251
JL1252
JL1253
JL1254
JL1255
JL1256
JL1257
JL1258
JL1259
JL1260
JL1261
JL1262
JL1263
JL1264
JL1481
JL1491
JL1492
JL1493
JL1101
JL1102
JL1103
JL1104
JL1105
JL1106
JL1107
JL1108
JL1109
JL1301
JL1302
JL1303
JL1304
JL1305
JL1306
JL1307
JL1308
JL1309
JL1310
ANT41
CN41
L41
L43
R42
C1333
C1334 C1335
R1331
R1332
R1333
FB1302
C1305
C1330
R1371
R1372
R1373
R1374
R1375
R1376
R1377
R1378
IC1371
R1379
IC1372
R1380
R1381 R1382
R1383 R1384
R1385 R1386
R1387 R1388
R1389
R1390
R1396
R1398
R1461
R1462
R1463
R1464
R1465
R1466
R1467
R1468
R1469
C1493
C1494
R1470
R1471 R1472
R1473 R1474
R1475 R1476
R1477 R1478
R1479
R1480
C1358
D1352
R1369
R1370
1-880-789-
LCD BOARD
(SIDE B)
1
40
1
40
1
13
24
12
1
10
1
4
1
60
1
1
56
29
28
3
5
4
1
1
6
4
5
4
3
3
1
4
8
5
1
8
5
4
G
VISUAL BOARD
CN2202
H
VISUAL BOARD
CN2201
E
E
E
E
E
E
E
K
A
K
A
K
A
K
A
K
A
LCD401
LIQUID CRYSTAL
DISPLAY PANEL
K
(VCOM)
(GND)
A
K
A
K
A
TPS1401
TOUCH PANEL
1-880-789-
21, 22
(21, 22)
LCD BOARD
(SIDE A)
A
B
C
D
E
F
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
D
G
G
S
D1101
R1101
R1102
R1103
R1104
R1106
R1107
R1108
IC1101
R1109
IC1102
IC1103
R1110
R1111
R1112
R1114
R1113
R1115
R1116
R1117
R1118
R1119
R1120
R1121
R1122
R1123
R1124
R1125 R1126
R1127
R1128
R1129
R1130
R1131
R1132
R1133
R1134
R1135
R1136
R1137
R1138R1139
R1140
R1141
R1142
R1143
CN1202
C1201
X1101
C1202
C1203
C1204
C1205
Q1201
C1206
Q1202
Q1203
C1207
C1208
Q1204
C1209
C1210
C1211 C1212 C1213
C1214
R1201
R1202
R1203
R1204
R1205
R1206
R1207
R1208 R1209
IC1201
R1210
R1211
R1212
R1213 R1214
R1215
R1216
R1217
R1218
R1219
CN1441
CN1442
R1220
R1221
R1222
R1223
R1224
C1251
C1252
C1253
D1441 D1442
D1443
R1441
R1442
R1444
R1251
C1103
C1104
Q1101
C1105
C1106
Q1102
C1107
C1108
C1109
1
2
4
3
10
1
1
25
26
50
51
75 76
100
4
5
8
1
10
1
E
E
E
E
1
2
23
24
25
26
72
71 70
22
59
58
38
35
36
34
61
60
62
37
E
E
K
A
KEY
BOARD
K
A
A
K
A
K
A
R1310
R1311
R1312
C1304
Q1305
Q1306
E
E
Bluetooth MODULE
1-880-792-
ANT BOARD
(COMPONENT SIDE)
1-880-792-
ANT BOARD
(CONDUCTOR SIDE)
Bluetooth
ANTENNA
(XAV-72BT)
(XAV-72BT)
1
10
11
20
1
10
11
20
K
A
(XAV-72BT)
21, 22
(21, 22)
21, 22
(21, 22)
21, 22
(21, 22)
(Page 48)
(Page 48)
5-24. PRINTED WIRING BOARDS - DISPLAY Section -
•
: Uses unleaded solder.
• See page 37 for Circuit Boards Location.
Note 1: Exchanged old complete LCD board and old IC1102 are destroyed with the hammer, and throw away.
Note 2: When KEY board is defective, exchange the entire mounted board.
Note 3: IC1201 (Bluetooth MODULE) cannot exchange with single. When
this part is damaged, exchange the entire mounted board.
XAV-72BT/722/E722
XAV-72BT/722/E722
56
56
G
(2/5)
CN2202
VISUAL
BOARD
H
(2/5)
CN2201
VISUAL
BOARD
(2/2)
BOARD
LCD
40
IC B/D
IC B/D
IC B/D
31
IC B/D
IC B/D
32
30
IC B/D
IC B/D
3.3
10.3
1.3
10.3
5.8
1.3
10.3
1.3
10.2
1.8
3.3
1.7
(0.1)
(1.2)
(1.2)
(1.2)
(3.3)
(1.2)
(1.2)
(1.2)
(1.2)
(1.2)
(1.2)
(1.2)
(1)
(0.9)
(1.2)
(1.2)
(1.2)
(3.3)
(0.9)
(0.7)
(0.7)
(0.1)
(0.1)
(1.1)
(1.1)
(1.1)
(3.3)
(1.1)
(1.1)
(1.1)
(1.1)
(1.1)
(1.1)
(1.1)
(1)
(0.9)
(1.1)
(1.1)
(1.1)
(3.3)
(0.9)
(0.6)
(0.6)
(0.1)
1.6
1.6
6.4
2
2
2
10.3
3.3
10.3
3
3.9
3.3
3.9
10.3
3.6
3
3.6
0.1
0.4
3.3
9.7
10.3
10.3
10.4
0
0.1
3.3
10.4
10.4
0
2.7
8.4
0.1
10.3
10.3
2.3
0.3
1.3
2
5
2.7
8.4
3.5
8.4
3.3
1.6
3.3
0.6
1.7
8.4
3.3
1.6
1.2
0.3
0.3
0.4
0.4
3.3
1.2
2.9
1.6
5.8
2.9
3
3
5.8
3
3
1.6
5.8
3
3
3
5.8
0.6
5.2
1.1
4.6
2
4
2.6
3.4
3.1
2.9
3.7
2.3
4
1.9
4.7
1.1
5
0.8
10uH
L1404
RKZ6.8B2KGP1
D1423
82k
R1326
R1493
75k
10uH
L1402
1k
R1481
56k
R1325
JL1424
100
R1484
10
R1423
10
R1365
1M
R1492
JL1412
ISA1602AM1-T111-1EF
Q1353
10k
R1358
JL1407
4.7k
R1359
10k
R1361
RB160M-30TR
D1322
10
R1424
JL1481
JL1491
RB160M-30TR
D1321
100k
R1323
47uH
L1321
JL1422
2.2
C1491
2SC4154TP-1EF
Q1352
2SC2411K-T-146-CQ
Q1355
JL1492
10k
R1321
10uH
L1481
10
R1421
2.2
C1483
100
R1353
100p
C1486
10uH
L1403
10
R1422
4.7k
R1405
JL1423
JL1421
15k
R1356
2.2k
R1364
1
C1487
0.1
C1352
1
C1358
100k
R1352
R1485
30k
RKZ6.8B2KGP1
D1424
56k
R1483
10k
R1327
15uH
L1491
0
R1482
12k
R1324
47uH
L1322
2.2k
R1363
JL1493
OZ9990IRN-A2-0-TR
IC1481
1
VREF
2
LDR
3
GNDP
4
PREC
5
HDR
6
HSB
7
VIN
8
SELECT
9
STATUSP
10
RT
11
STATUSL
12
CT
13
SSTCMP
14
PWM
15
ISEN4
16
ISEN3
17
GNDA
18
ISEN2
19
ISEN1
20
OVP
21
ISET
22
ENA
23
ISW
24
SYNC
25
1
2
3
4
5
6
7
8
9
10
10P
CN1491
ANODE
ANODE
ANODE
NC
CATHODE1
CATHODE2
NC
NC
NC
NC
2SC4154TP-1EF
Q1351
MA2J1110GLS0
D1351
RKZ6.8B2KGP1
D1422
10uH
L1401
RKZ6.8B2KGP1
D1421
15k
R1367
JL1404
10k
R1360
2SA1036K-T-146-Q
Q1354
150k
R1369
100
R1351
22k
R1370
JL1401
(VCOM)
22k
R1322
10k
R1355
10k
R1368
16V
39
C1351
S
2SK3614-TD-E
SWITCHING
Q1491
0
R1491
10
R1366
47k
R1309
0.1
C1303
ISA1602AM1-T111-1EF
Q1303
22k
R1308
DRC5114E0L
Q1304
10uH
L1351
100
R1488
100
R1487
100
R1489
1
2
3
4
5
6
7
8
9
10
CN1441
10P
GND
RST
GND
KEY
KETGND
KEY_return
BT_IND
GND
GND
LED10.4V
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
60P
CN1401
VCOM
VCOM
(NC)
VGL (-10.5V)
(NC)
STV1 (STVL)
U/D
CPV
OE
STV2 (STVR)
GND
(NC)
VGH (18.5V)
(NC)
STH2 (STHL)
VDD1 (3.3V)
XDON
(NC)
GND
CPH (XCLK)
GND
GND
(NC)
VDD2 (5.9V)
VDD2 (5.9V)
VDD2 (5.9V)
TEST (OPEN)
L/R (R/L_S)
LOAD (STB)
LCD0R5
LCD0R4
LCD0R3
LCD0R2
LCD0R1
LCD0R0
LCD0G5
LCD0G4
LCD0G3
LCD0G2
LCD0G1
LCD0G0
LCD0B5
LCD0B4
LCD0B3
LCD0B2
LCD0B1
LCD0B0
V10
V9
V8
V7
V6
V5
V4
V3
V2
V1
V0
STH1 (STHR)
GND (INV)
100k
R1354
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
40P
CN1301
GND
DISP+B
DISP+B
VCOMBIAS
VCOMP
DISPON
GND
OE (NPOLS)
GND
CPH
GND
POLS
CPV
STV1
STH1
GND
R5
R4
R3
R2
R1
R0
GND
G5
G4
G3
G2
G1
G0
GND
B5
B4
B3
B2
B1
B0
GND
NC(POLC)
LOAD
NC (OE)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
40P
CN1302
GND
XR
YB
XL
YT
BT_IND
GND
RE-
1
RE-
0
KEY_GND
K
EY
SIRCS
M_RST
KEY-PWM
BTAU_GND
BT_L_P
BT_L_N
BT_R_P
BT_R_N
BT_MUTE
MIC_GND
MIC
BT_SYSON
BT_RESET
BT_ACTIVE
BT_TX
BT_RX
BT_3.3V
GND
BL_STATUS_L
BL_STATUS_P
BL_PWM
BL_ENA
F-SYNC
8.7V
8.7V
8.7V
GND
GND
GND
R1441
0
R1444
100
R1442
0
D1442
RKZ6.8B2KGP1
D1443
RKZ6.8B2KGP1
D1441
RKZ6.8B2KGP1
56
RB1301
56
RB1302
56
RB1304
56
RB1305
56
RB1303
0
R1302
0
R1307
1
2
3
4
5
6
7
8
9
10
CN1442
10P
3.3V
GND
SIRCS
KEY
KETGND
GND
GND
GND
GND
LED10.4V
1
2
3
4
4P
CN1421
XR
YB
XL
YT
JL1411
JL1406
JL1405
JL1403
(GND)
JL1402
10
C1401
10
C1402
4.7k
R1401
10k
R1403
JL1310
JL1309
JL1302
JL1301
JL1306
JL1307
JL1308
JL1303
SL1301
0
R1310
0.1
C1304
Q1305
ISA1602AM1-T111-1EF
22k
(XAV-72BT)
R1311
47k
R1312
Q1306
DRC5114E0L
SL1491
6
5
2
4
1
3
TK11100CSCB-G
IC1324
Vcont
GND
FB
Np
Vout
Vin
3
2
1
4
5
TK11133CSCL-G
IC1325
Cont
GND
Cnp
Vout
Vin
48
9
8
7
6
5
4
3
53
56
1
49
50
51
2
55 54
52
47
10
46 45 44 43 42
11 12 13 14 15
41 40 39 38 37 36 35
16 17 18 19 20 21 22
34 33
23 24
32
25
31 30 29
26 27 28
TC74VCX16827FT (EL, F)
IC1301
1OE1
1Y1
1Y2
GND
1Y3
1Y4
VCC
1Y5
1Y6
1Y7
GND
1Y8
1Y9
Y10
2Y1
2Y2
2Y3
GND
2Y4
2Y5
2Y6
VCC
2Y7
2Y8
GND
2Y9
2Y10
2OE1
2OE2
2A10
2A9
GND
2A8
2A7
VCC
2A6
2A5
2A4
GND
2A3
2A2
2A1
1A10
1A9
1A8
GND
1A7
1A6
1A5
VCC
1A4
1A3
GND
1A2
1A1
1OE2
R1301
0
R1304
0
R1306
10
C1405
10
C1406
10
C1407
10
C1408
2.2
C1492
100k
R1490
JL1251
JL1252
JL1253
JL1254
JL1255
JL1256
JL1257
JL1258
JL1259
JL1260
JL1261
JL1262
JL1263
JL1264
3
2
1
4
5
TC7SA34FU(T5RSONYF)
IC1302
NC
GND
VCC
FB1302
22uH
L1330
JL1434
JL1435
JL1425
0.1
C1335
0.01
C1334
10
C1333
1
C1329
0.01
C1331
1
C1484
10
C1482
16V
100
C1481
RB160M-60TR
D1491
0.1
C1339
0.1
C1337
0.1
C1338
0.1
C1336
0.1
C1341
22
C1346
22
C1340
R1313
33
R1305
4
3
2
1
5
6
7
8
MM3203BFBE
IC1323
SW2
VIN
SW1
GND
FB1
VREF
FB2
CNT
10
C1325
10
C1326
10
C1327
0.1
C1328
4.7
C1403
0
R1402
10
C1357
10
C1356
10
C1353
1
C1332
3.3k
R1331
4.7
C1330
3.3k
R1357
4
3
2
1
5
6
7
8
NJM4565M(TE2)
IC1351
GND
VCC
V1
V2
STV1
V3
V5
CPV
CPH
V7
V8
V9
V10
OE
LOAD
STH1
R5
R4
B0
B1
B2
B3
G2
G5
G4
G3
B4
B5
G0
G1
R0
R1
R2
R3
V0
LCH_P
LCH_N
RCH_P
RCH_N
MUTE
MI
C
BTU_SYSON
BTU_RST
BTU_ACT
BTU_TX
BTU_RX
BL_STA_P
BL_PWM
BL_ENA
F-SYNC
BL_STA_P
BL_STA_L
F-SYNC
YT
XL
YB
JL1311
B2
B3
B4
B5
G1
G2
G3
G4
G5
R0
R1
R3
R4
R5
STH1
R2
G0
B1
B0
OE
BL_STA_L
BL_PWM
BL_ENA
XB
XR
YT
XL
XR
CPV
STV1
CPH
LOAD
POLS
IC1481
BACKLIGHT CONTROLLER
BUS BUFFER
IC1301
IC1302
CLOCK BUFFER
MIC_GND
3.3V
GND
AUGND
BUS
IC1323
SWITCHING REGULATOR
+5.9V REGULATOR
IC1324
+3.3V REGULATOR
IC1325
IC1351
V COM AMP
LCD BOARD (1/2)
Q1352 – 1355
V COM BIAS
LED DRIVE
Q1303, 1304
LED DRIVE
Q1305, 1306
J
4
B
16
6
9
11
D
15
H
L
10
K
N
M
17
3
5
12
C
F
18
1
19
20
21
E
8
G
14
A
2
13
I
7
LIQUID CRYSTAL DISPLAY PANEL
LCD1401
TOUCH
PANEL
TPS1401
KEY
BOARD
VCOM
CONTROL
JL1304
JL1305
JL1432
JL1431
D1352
RKZ6.8B2KGP1
100p
C1305
36k
R1332
10k
R1333
0
R1396
0
R1398
0.1
C1493
0.1
C1494
ADD8505WRUZ-REEL7
IC1372
1
INA1
2
INB1
3
INA2
4
INB2
5
INA3
6
INB3
7
INA4
8
INB4
9
INA5
10
INB5
11 OUT5
12 OUT4
13 GND
14 GND
15 A_B
16 VCC2
17 OUT3
18 OUT2
19 OUT1
20 VCC1
ADD8505WRUZ-REEL7
IC1371
1
INA1
2
INB1
3
INA2
4
INB2
5
INA3
6
INB3
7
INA4
8
INB4
9
INA5
10
INB5
11 OUT5
12 OUT4
13 GND
14 GND
15 A_B
16 VCC2
17 OUT3
18 OUT2
19 OUT1
20 VCC1
91
R1390
820
R1480
8.2k
R1479
10k
R1389
680
R1478
820
R1388
8.2k
R1387
7.5k
R1477
300
R1476
560
R1386
10k
R1385
15k
R1475
330
R1474
680
R1384
7.5k
R1383
8.2k
R1473
360
R1382
750
R1472
8.2k
R1471
9.1k
R1381
360
R1380
620
R1470
9.1k
R1379
8.2k
R1469
180
R1468
100
R1378
5.1k
R1377
4.7k
R1467
680
R1466
470
R1376
11k
R1465
12k
R1375
180
R1464
270
R1374
4.7k
R1463
5.1k
R1373
240
R1372
750
R1462
12k
R1461
13k
R1371
V10
V9
V8
V2
V1
V0
POLS
V7
V3
V5
IC1372
BUFFER
IC1371
BUFFER
5-25. SCHEMATIC DIAGRAM - DISPLAY Section (1/2) -
(Page 51)
• See page 58 for Waveforms. • See page 59 for IC Block Diagrams.
(Page 51)
(Page 57)
Note 2: When KEY board is defective, exchange the entire mounted board.
Note 1: Exchanged old complete LCD board and old IC1102 are destroyed with the hammer, and throw away.
Click on the first or last page to see other XAV-722 / XAV-72BT / XAV-E722 service manuals if exist.