Sony PCV-RX450 Home Networking Solutions, Service Manual

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6-3 PCV-RX450/RX460/RX470DS/RX480DS/RX490TV (UC)
Confidential
2. WMT-LE MOTHER BOARD (for PCV-RX470DS/RX480DS/RX490TV)
1-1 Internal connector
ATXPWR
20pin ATX type c onnector.
Connector location on MB See the frame harness diagram
Pin assignments:
Pin Signal Name
1 +3.3 V
2 +3.3 V
3 Ground
4 +5 V
5 Ground
6 +5 V
7 Ground
8 PWRGD (Power Good)
9 +5 VSB
10 +12 V
11 +3.3 V
12 -12 V
13 Ground
14 PS-ON# (power supply remote on/off control)
15 Ground
16 Ground
17 Ground
18 No Connection
19 +5 V
20 +5 V
4pin ATX12 V type connector.
Connector location on MB See the frame harness diagram
Pin assignments:
Pin Signal Name
1 Ground
2 Ground
3 +12V
4 +12V
PS FAN
Support FAN c ontrol of power supply.
Connector location on MB See the frame harness diagram
Pin assignments:
Pin Signal Name
1 Ground
2 FAN_CTRL (0V(S3) , 2V(S1), 12 V(S0))
3 FAN_SEN
The FAN_CTRL line is controlled by the BIOS and this line is voltage
control line
IDE Primary / Secondary
For 3.5’’ Hard Drive, 40 pin Header (2.54mm standard type)
Connector location on MB See the frame harness diagram
Host side detect Cable Type Using GPIOs
PGA423 socket
Pentium4 supported
Connector location on MB See the frame harness diagram
PCI Slot x3
Single Edge Contact PCI slot.
Connector location on MB See the frame harness diagram
-12V B1 A1 TRST# AD[17] B32 A32 AD[16]
TCK B2 A2 +12V C/BE[2]# B33 A33 +3.3V
Ground B3 A3 TMS Ground B34 A34 FRAME#
TDO B4 A4 TDI IRDY# B35 A35 Ground
+5V B5 A5 +5V +3.3V B36 A36 TRDY#
+5V B6 A6 INTA# DEVSEL# B37 A37 Ground
INTB# B7 A7 INTC# Ground B38 A38 STOP#
INTD# B8 A8 +5V LOCK# B39 A39 +3.3V
PRSNT1# B9 A9 Reserved PERR# B40 A40 Reserved
Reserved B10 A10 +5V +3.3V B41 A41 Reserved
PRSNT2# B11 A11 *Reserved SERR# B42 A42 Ground
Ground B12 A12 Ground +3.3V B43 A43 PAR
Ground B13 A13 Ground C/BE[1]# B44 A44 AD[15]
Reserved B14 A14 Reserved AD[14] B45 A45 +3.3V
Ground B15 A15 RST# Ground B46 A46 AD[13]
CLK B16 A16 +5V AD[12] B47 A47 AD[11]
Ground B17 A17 GNT# AD[10] B48 A48 Ground
REQ# B18 A18 Ground Ground B49 A49 AD[09]
+5V B19 A19 Reserved Key B50 A50 Key
AD[31] B20 A20 AD[30] Key B51 A51 Key
AD[29] B21 A21 +3.3V AD[08] B52 A52 C/BE[0]#
Ground B22 A22 AD[28] AD[07] B53 A53 +3.3V
AD[27] B23 A23 AD[26] +3.3V B54 A54 AD[06]
AD[25] B24 A24 Ground AD[05] B55 A55 AD[04]
+3.3V B25 A25 AD[24] AD[03] B56 A56 Ground
C/BE[3]# B26 A26 IDSEL Ground B57 A57 AD[02]
AD[23] B27 A27 +3.3V AD[01] B58 A58 AD[00]
Ground B28 A28 AD[22] +5V B59 A59 +5V
AD[21] B29 A29 AD[20] ACK64# B60 A60 REQ64#
AD[19] B30 A30 Ground +5V B61 A61 +5V
+3.3V B31 A31 AD[18] +5V B62 A62 +5V
PCI #3 slot has special connection at A11 pin.
The serial IRQ signal connects to the A11 pin on the PCI #3.
FLOPPY
Connector location on MB See the frame harness diagram
Pin assignments:
Pin Signal Name Pi
n Signal Name
1 Ground 2 HDsel
3 Ground 4 N.C.
5 Ground 6 DRIVE_SELECT_#3
7 Ground 8 INDEX
9 Ground 10 DRIVE_SELECT_#0
11 Ground 12 DRIVE_SELECT_#1
13 Ground 14 DRIVE_SELECT_#2
15 Ground 16 N.C.
17 Ground 18 DIRECTION#
19 Ground 20 STEP#
21 Ground 22 WRITE_DATA#
23 Ground 24 WRITE_GATE#
25 Ground 26 TRACK_00#
27 Ground 28 WRITE_PROTECT#
29 N.C. 30 READ_DATA#
31 Ground 32 SIDE_1_SELECT#
33 N.C. 34 DSKCHG#
--NOTE--
’HDsel’ signal is sent form drive. It i ndicate 2HD(when High) or 2DD(when Low) media.
’MODE_SELECT#’ is control signal of disk rotation speed. W hen this signal is High,
Media rotates 300RPM (2MB). When Low, media rotates 360RPM(1.6MB).
184pin RIMM socket x4
4 slot RIMM connector, 2.5V Unbuffered RDRAMM
Connector location on MB See the frame harness diagram