Sony BVE-700A Maintenance Manual page 157

BVE-700A
+12V
CN301
1 GND
2 TXD-
3 RXD+
4 GND
5 NC
6 +12V_IN
C302
C301
7 +12V_IN 0.1uF
47uF
25V
8 NC
9 NC
GND
10 TXD+
11 RXD-
12 GND
13 GND
14 GND
15 GND
17 16
BVE-700 GND
CN302
1 GND
2 +12V
3 TX(+)
FL301
5
4 GND
CT
5 RX(-)
2 OUT
EMI
IN
6 +12V
GND2 GND1
7 +12V 4 3
8 (USB-)
GND
9 GND
5 FL302
10 GND
CT
2 OUT
EMI
11 GND IN
GND2 GND1
12 GND
4 3
13 GND
GND
14 +12V
5
15 +12V
CT
16 TX(-) 1 IN
EMI
OUT
17 GND GND1 GND2
18 RX(+) 3 4
19 +12V
GND
20 GND
5
21 (USB+)
CT
1 IN EMI
22 GND OUT
GND1 GND2
23 +12V
3 4
24 +12V
25 GND GND
GND 27 26
GND
GND
BVE-700A
A B
+12V
R312
100k
CL310
R313
100k
+5V
C303
0.1uF
IC301
AM26C31CNS
16
R301
GND
22
CL301 2 VCC 1
1
1Y 1A
3
1Z
6 7
R302
2Y 2A
10k
5
2Z
10 9
3Y 3A
R303
11
22
1 CL302 3Z
+5V
14
15
4Y 4A
+5V
13 4
4Z G
12
G
R304
GND
10k
FL303
8
2
CL303 GND GND
+5V
C304
0.1uF
+5V
FL304
CL304
GND
16
2
3 IC302
2 VCC
R305 1A 1Y AM26C32CNSR
5
10k 1
R306
1B 2Y
22
6 11
2A 3Y
7 13
2B 4Y
10
R307 3A
22
R308 9
10k 3B
14
4A
15
4B
4
GND G
12
G
GND
8
GND
D302
CL-196YG-CD-T
+5V
D306 Ilow=25mA
D301
CL-196YG-CD-T
IC303 (1/5)
CL-196YG-CD-T
TC74VHC08F(EL)
R309
240
STAT TX RX 3
I=10mA
IC303 (2/5)
TC74VHC08F(EL)
R310
240
6
R311
240
8
IC303 (3/5)
TC74VHC08F(EL)
001 RESETN
C
IF-23 (3/3) IF-23 (3/3)
SUFFIX: -12 SUFFIX: -12
L3
4.7uH
C314
0.1uF
R323
C327
C305 C306 R321
22uF 0.1uF 4.7k
82uF 4.7k
20V 16V
16V
R329
R322 22k
C315
22k
0.1uF
GND GND GND
R316 R318
47k 2.2k
Q301 (1/2)
R314
SI4804BDY-T1
10k
C307
R317
R325
IC304
2.2k 0.0022uF
2.2
TPS5120DBTR
C316
0.1uF
R315
1 30
4.7k C308
INV1 LH1
10pF
2 29
FB1 OUT1_U
C309 0.047uF 3 28
SOFTSTART1 LL1
C310 0.01uF 4 27
PWM/SKIP OUT1_D
C311 33pF 5 26
Q301(2/2)
CT OUTGND1
6 25 SI4804BDY-T1
5V_STBY TRIP1
7 24
GND VCC
8 23
REF TRIP2
9 22 D305
C312
STBY1 VREF5
1SS300-TE85L
0.1uF
10 21
C313 STBY2 REG5V_IN
0.47uF CL311 11 20
FLT OUTGND2
C326
12 19
10uF
POWERGOOD OUT2_D
16V
CL312 13 18
SOFTSTART2 LL2
14 17
FB2 OUT2_U
15 16 GND
INV2 LH2
GND
R319
100k
CL305
PANEL_TX 001
CL306
PANEL_RX 001
001
001
1
2
4
5
9
10
STATUS
001
6-43 6-43
D E
8
7
+5V
L301
2
10uH
1
5 6
D1
MBR0530T1
C317
4
120uF
6.3V
3
GND GND
C319
0.1uF
11 V+
001 DEBUG_TX
10
GND
12
001 DEBUG_RX
9
1
C320
0.1uF
3
C321
0.1uF
+5V
R326 R327
4.7k
4.7k
Q302
DTC123JE-TL
002 BUZZER
+5V
C318
0.1uF
A19-0
001,002 A19-0
GND
16
15 CL307
A17 1 VCC
A Y0 BOOT_CSN
2 14
A18
B Y1
3 13
A19
C Y2
12
+5V
Y3
6 11
12 G1 Y4
MRDN 11 4 10
13 G2A Y5
9
MWRN 5
Y6
G2B
IC303 (4/5) 7 CL308
Y7 SRAM_CSN
TC74VHC08F(EL)
GND
8
IC306
TC74VHC138F(EL)
GND
5V 12V
E301 TP301 TP302
+5V +12V
GND
E302
GND
F G
1
+5V +5V
2
C322
0.1uF
GND
IC305
MAX202CSE-T
2 16 DBG
CN303
14
VCC
T1IN T1OUT DBG_TX 1
DBG_RX 2
7
T2IN T2OUT GND 3
13
GND
R1OUT R1IN
8
R2OUT R2IN
GND
4
C1+ C2+
C323
0.1uF
5
C1- C2-
V- GND
6 15
3
GND GND
BZ301
1
2
C324 R328
0.01uF 22k
GND
4
001
001
+5V
C325
0.1uF
GND
IC303 (5/5)
VCC
TC74VHC08F(EL)
5
GND
GND
IF-23 (3/3)
BOARD NO. 1-868-590-12
SJX-294_IF-23_002_3
H