Sony BDP-BX58 Service Manual page 53

4-17. MB-139 BOARD (CXD9998G-AB/AC/CB/CC) SCHEMATIC DIAGRAM (12 /1 7)
- Ref. No.: MB-139 board; 10,000 series
1
2
A
B
UNSW3 3V
GND
FAN CONT0
FAN CONT0
C
FAN CONT1
FAN CONT1
To 015 sht
FAN CONT2
(DCFAN) FAN CONT2
FAN CONT3
FAN CONT3
FAN DET1
FAN DET1
IF SCK
IF SCK
IF SDI
IF SDI
IF SDO
IF SDO
XIF CS
To 011 sht XIF CS
(GPIO)
SYSCON REQ
SYSCON REQ
SYSCON RST
SYSCON RST
START BIT
START BIT
D UPG STATUS
UPG STATUS
JIG MODE1
JIG MODE1
OPWRSB
OPWRSB
PCONT1
PCONT1
PCONT2
PCONT2
PCONT3
PCONT3
To 003 sht
(POWER)
PCONT CORE
PCONT CORE
ATA PCONT1
ATA PCONT1
P FAIL
P FAIL
FE EJECT
E FE EJECT
FE RST IF
To 013 sht FE RST IF
(FE POWER)
ATA PCONT2
ATA PCONT2
IFCON XMUTE
To 009 sht (Audio) IFCON XMUTE
DDR SELF R
DDR SELF R
To 007 sht (HDMI) CEC
CEC
TO IFCON DEBUGGER
CN1201 5P WHT
F GND 1
MODE 2
VCC 3
RESET 4
NC 5
G
TO IFCON FLASH WRITER
CN1202
7P
NC 1
MODE 2
IF RXD 3
IF TXD 4
GND 5
VCC 6
RESET 7
H
I
J
3 4 5 6
C1229
10
P_fail
VOUT GND
R1264
220k
UNSW12V
VDD NC
R1208
10k
C1217
IC1204 R1257
XX
XX
R1214
XX
R1259
C1210 R1211
0 1 XX
R1220
4 7k
R1221
100
C1208
0 1
R1203
10k
C1209
0 1
FLD SDO
RESET
R1212
220k
GND OUT
NC VCC
IC1202
XX
S1201
See page 5-4 for printed wiring board.
•
7 8 9
TH1201
RB1202
RB1201 10k
100
ATA PCONT2 DD SELF R
PFAIL KEY0
C1213
JL1275
0 1
XIF CS KEY1
C1214
XX 0 1
VREF KEY2
C1215
0 1
MODE KEY3
C1216
0 1
JL1237 NC TXD0
R1261
JL1238
NC R5F2157CNFP RXD0
10k
FAN DET1
IC1203
RESET FAN DET1 R1255
XX
JL1239
NC SIRCS IN R1258
JL1276
XX R1262 SYSCON REQ
VSS/AVSS SYSCON REQ 100k
OPWRSB CPU PRERST JL1270
R1286 FE RST IF
XX
VCC/AVCC FE RST IF
FLD SDO LED WHITE
R1202
100
JL1277
4-17
BDP-BX58/S480/S483/S580
10 11 12
13
GND
USB DP
USB DM
USB VBUS
FLD STB
FLD SCK
FLD SDO
KEY0
KEY1
UNSW3 3V
KEY2 LED WHITE
KEY3 FLD PCONT
DCDC6V
PS1201
0 5A
50V
KEY1
KEY2
LED WHITE KEY3
KEY0
14
To IF
CN1204
23P
1 GND
2 USB DP
3 USB DM
4 GND
5 USB VBUS2
6 USB VBUS1
7 GND
R1293
XX JL1221
8 FLD STB
R1291
XX JL1222
9 FLD SCK
JL1223
R1292 10 GND
JL1224
XX
11 FLD DIN
JL1225
C1227
12 GND
R1287 XX
XX JL1226
13 IT 3 3V
R1289
JL1227
XX
14 LED WHITE
R1290
XX JL1228
15 FLD PCONT
R1288
XX JL1229
16 FR 6V
JL1230
17 FR 6V
18 GND
JL1234
19 SIRCS
R1297
XX
R1296 20 GND
JL1233
XX
21 KEY1(STOP)
R1295
JL1232
XX
22 KEY2(O/C)
R1294
JL1231
XX
23 KEY3(Play)
WHT
To FL
CN1203
2P
JL1269
1 KEY0(POWER)
R1228
XX
2 GND
The components identifi ed by
mark or dotted line with mark
are critical for safety.
Replace only with part number
specifi ed.
IFCON
MB-139