Sony BVE-700A Maintenance Manual page 126

012,013,014
RS422
1
RESET
002,003,004,006,009,010,011,015
D953
1SS300-TE85L
3
+3.3V 1
2
C953
R953
0.47uF +3.3V
1M
GND
IC906 (1/3)
TC74VHC123AFT(EL)
14 15
C CR 13
Q SW_LED
1
2 4
SIO_CH0_TX
Q
CLR
3
SIO_CH4_TX
GND
2
D952
1SS300-TE85L
3
+3.3V 1
2
R952 C952
0.47uF +3.3V
1M
GND
IC906 (2/3)
6 7 TC74VHC123AFT(EL)
C CR 5
Q MIX_LED 009
9
SIO_CH1_TX 10 12
Q
CLR
11
SIO_CH5_TX
GND
D951
1SS300-TE85L
1SS300-TE85L
3
+3.3V
1
3
2
C951
R951
+3.3V
1M 0.47uF
GND
IC907 (1/3)
TC74VHC123AFT(EL)
14 15
C CR 13
Q P1_LED 009
1
2 4
SIO_CH2_TX
Q
CLR
3
SIO_CH6_TX
GND
D950
1SS300-TE85L
1SS300-TE85L
3
+3.3V
1
2
C950
R950
1M 0.47uF +3.3V
GND
4
IC907 (2/3)
TC74VHC123AFT(EL)
6 7
CR 5
C
Q P2_LED 009
9
10 12
SIO_CH3_TX
Q
CLR
SIO_CH7_TX
11
GND
5
+3.3V +3.3V
C958 0.1uF C959 0.1uF C960 0.1uF
GND GND GND
VCC VCC
GND GND
IC906 (3/3) IC907 (3/3)
IC908 (3/3)
TC74VHC123AFT(EL) TC74VHC123AFT(EL) TC74VHC123AFT(EL)
GND GND
A B
D957
1SS300-TE85L
3
1
2
R957 C957
0.47uF
1M
002,003,004,006,009,010,011,015
GND
009 IC908 (1/3)
TC74VHC123AFT(EL)
14 15
C CR 13
Q P3_LED 009
1
2 4 005,008
Q
CLR
GND
3
D956
1SS300-TE85L
3
1
2
R956 C956
1M 0.47uF
004,005,006,007,008,010,011
GND
IC909 (1/3)
TC74VHC123AFT(EL)
14 15
C CR 13 REC_LED 009
Q
1
2 4
Q
CLR
3
GND
L
D955
3
1
2
C955
R955
1M 0.47uF
GND
PIANO SW
IC908 (2/3)
TC74VHC123AFT(EL)
6 7
C CR 5
Q PNL_LED 009
9
10 12
Q
CLR
11
GND
D954
3
1
2
C954
R954
1M 0.47uF
+3.3V
GND
C912 0.1uF
IC909 (2/3)
TC74VHC123AFT(EL)
6 7
GND
C CR 5
Q EDL_LED 009
9
IC905
10 12
TC74VHCT245AFT(EL)
Q 20
CLR
18
2 VCC
11 009 EDL_LED A1 B1
3 17
009 PNL_LED A2 B2
4 16
GND 009 REC_LED B3
A3
5 15
009 P3_LED A4 B4
6 14
009 P2_LED A5 B5
13
7
009 P1_LED A6 B6
8 12
009 MIX_LED A7 B7
9 11
009 SW_LED B8
A8
19
G
1
DIR
GND
10
RB909
470
GND
+3.3V +3.3V
C961 0.1uF
GND
VCC VCC
GND GND
IC909 (3/3)
TC74VHC123AFT(EL)
GND GND
C
CA-67 (9/18) CA-67 (9/18)
SUFFIX: -12 SUFFIX: -12
+12V-1
RESET
DATA_B
CTRL_SW_LED
CTRL_CPLD
+3.3V
C900 0.01uF
C901 0.1uF
RB900
GND 10k
20
D0_B 2 VCC 18
A1 B1
D1_B 3 17
A2 B2
4 16
D2_B
A3 B3
5 15
D3_B
A4 B4
6 14
D4_B
A5 B5
D5_B 7 13
A6 B6
D6_B 8 12
A7 B7
9 11
D7_B
A8 B8
R
19
PIANO_SW_CS
OE
1
DIR
GND
GND
10 IC900
SN74LV245APWR
GND
+3.3V
C902 0.01uF
C903 0.1uF
RB901
GND 10k
20
D8_B 2 VCC 18
A1 B1
D9_B 3 17
A2 B2
4 16
D10_B
A3 B3
5 15
D11_B
B4
A4
6 14
D12_B
A5 B5
D13_B 7 13
A6 B6
D14_B 8 12
A7 B7
9 11
D15_B
A8 B8
19
PIANO_SW_CS
OE
1
DIR
GND
IC901
GND 10
SN74LV245APWR
GND
003,017,018
+3.3V +5V
R900 R901 R902
470 2.2k
470
RB908
470
GND
LED08 LED12
GND
LED09 LED13
LED03 LED02 LED01
LED10 LED14
LED11 LED15
6-12 6-12
D E
+3.3V
+3.3V
C904 0.01uF
C905 0.1uF
GND
RB902
10k LSB 20 RB904
220
S900
3 VCC 2
D15_B 1 2
D1
Q1
1 2 D14_B 4 5 3 4
D2 Q2
3 4 D13_B 7 6 5 6
D3 Q3
8 9
5 6 D12_B 7 8
D4 Q4
13 12
7 8 D11_B 1 2
D5
Q5
L 14 15
9 10 D10_B 3 4
D6 Q6
11 12 D9_B 17 16 5 6
D7 Q7
13 14 D8_B 18 19 7 8
D8 Q8
11
15 16 NSEG_CS
CK
RB905
1
220
CLR
GND
MSB GND
IC902
10
TC74VHC273FT(EL)
GND
+3.3V
+3.3V
C906 0.01uF
C907 0.1uF
GND
RB903
10k LSB 20 RB906
220
S901
3 VCC 2
D7_B 1 2
D1 Q1
1 2 D6_B 4 5 3 4
D2 Q2
3 4 D5_B 7 6 5 6
D3 Q3
8 9
5 6 D4_B 7 8
D4 Q4
13 12
7 8 D3_B 1 2
D5
Q5
R 14 15
9 10 D2_B 3 4
D6 Q6
11 12 D1_B 17 16 5 6
D7 Q7
13 14 D0_B 18 19 7 8
D8 Q8
11
15 16 NSEG_CS
CK
RB907
1
220
CLR
GND
MSB GND
10 IC903
TC74VHC273FT(EL)
GND
+3.3V
C908 0.01uF
C909 0.1uF
GND
20
3 VCC 2
D1
Q1
4 5
D2 Q2
7 6
D3 Q3
9
8
D4 Q4
13 12
D11_B
D5
Q5
14 15
D10_B
D6
Q6
D9_B 17 16
D7 Q7
D8_B 18 19
D8 Q8
CPLD_check 11
TP_CS
CK
1
RESET2
CLR
GND
10
IC904
TC74VHC273FT(EL)
GND
F
+3.3V
C910
0.1uF
D915 CL-196YG-CD-T
GND
D914 CL-196YG-CD-T
D913
CL-196YG-CD-T
D912 CL-196YG-CD-T
7SEG LED LEFT
D911 CL-196YG-CD-T
D910 CL-196YG-CD-T
D909 CL-196YG-CD-T
D908 CL-196YG-CD-T 7SEG LED LEFT 7SEG LED RIGHT
+3.3V
C911
0.1uF
D907 CL-196YG-CD-T
GND
D906 CL-196YG-CD-T
D905 CL-196YG-CD-T
D904 CL-196YG-CD-T
D903 CL-196YG-CD-T
7SEG LED RIGHT
D902 CL-196YG-CD-T
CL-196YG-CD-T
D901
D900 CL-196YG-CD-T
E900
TP900 TP902 E903
TP901 TP903
GND
GND
CA-67 (9/18)
BOARD NO. 1-868-518-12
SJX-294_CA-67_005_9
BVE-700A
G H