8399 N/B Maintenance
8.12 LAN Test Error(2)An error occurs when a LAN device is installed.
+3VS
+3VS_LAN_PLL
+3VS_LAN
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| 1,7,18 |
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| +3VS_LAN | R34 | 0 |
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| 32 |
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| L31 |
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| 25,36,41 |
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| 120nH |
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R36 | 10K | ANE | 23 |
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| R78 |
| R77 | C75 |
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R51 | 10K | SPEED | 21 |
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| 0.1U |
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| 49.9 |
| 49.9 |
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R37 | 10K | DUPLEX | 22 | P16 | 35 | TXD+ |
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| L26 |
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| 90Z/100M |
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R52 | 10K | TEST# | 20 |
| Secret |
| 1 |
| 4 | ||
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| U2 |
| 2 |
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| 34 | TXD- |
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| P16 | U4 |
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| LF_H41S |
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7 |
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| C50 |
| TX+ | 11 | PJTX+ |
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| 0.1U |
| TX- | 9 | PJTX- |
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| 16 | PJRX+ |
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| RX- | 14 | PJRX- |
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| RX+ |
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| CMT |
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6 | TD+ RXC | 10 | PJ4 | ||
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| 15 | PJ7 |
8 | TD- |
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1
2
3
6
4,5
7,8
P16
J5
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| R92 |
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| R93 |
P10 | MTXC | R284 |
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U20 | MRXC | R283 |
| RP52 | |
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South | LAN_MRXD[0..3] | RP6 |
Bridge |
| R59 |
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VT8235 | LAN_COL | R54 |
| LAN_CRS | R53 |
| LAN_MRXDV | R74 |
| LAN_MRXER | R413 |
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| +3VS LAN |
| LAN PHY |
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| L28 | |
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| R87 |
| 27 | RXIN+ |
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| 90Z/100M |
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| 1 | 4 | |
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| 1.5K |
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22 | LAN DATAIO | MiTac43 |
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| 2 | 3 | ||
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| VT6103L 26 | RXIN- |
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| LAN DCLK |
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22 |
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| 44 |
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22 | LAN MTXC | R62 | 22 | 9 |
| R66 | R61 |
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| 49.9 | 49.9 |
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22 | LAN MRXC | R71 | 22 | 4 |
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22*4 | LAN MTXD[0..3] |
| 11~14 |
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| C54 |
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| 0.1U |
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22*4 |
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| 45~48 |
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22 | LAN MTXE |
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| 10 |
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Confidential |
| LAN_XI |
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22 |
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| 40 |
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| 15 |
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22 |
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| 16 | R91 |
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| 300 | LAN_XO | X1 |
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| 39 |
| 25MHZ |
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22 |
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| 3 |
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22 |
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| 5 |
| C85 |
| C87 |
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| 22P |
| 22P |
| R48 | R49 | R47 | R46 |
| 75 | 75 | 75 | 75 |
1 | RD+ |
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| C74 |
| R76 |
3 |
| 1000P | 600Z/100M | |
RD- |
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