Canon wordtank Z900
解焊元件找腳位
正面
背面
司徒吹了幾個重要元件下來
正面
背面
AUART0位置
JTAG位置
U1851腳位
| U1851 | Description |
|---|---|
| A1(TESTM0) | GND |
| A2(XRST) | i.MX283 AUART0_TX |
| A3(XO) | NC |
| A4(XI) | VDD |
| A5(ROW0) | KBD_R0 |
| A6(TESTM3) | GND |
| B1 | NC |
| B2(CLKSEL) | GND |
| B3(VDD) | VDD |
| B4(VDD) | VDD |
| B5(ROW2) | KBD_R2 |
| B6(ROW1) | KBD_R1 |
| C1(KINT) | i.MX283 AUART0_RX |
| C2(VDD) | VDD |
| C3(VSS) | GND |
| C4(PORENB) | GND |
| C5(ROW4) | KBD_R4 |
| C6(ROW3) | KBD_R3 |
| D1(KSDA) | i.MX283 ENET0_RXD2 |
| D2(VDD) | VDD |
| D3(VSS) | GND |
| D4(VSS) | GND |
| D5(ROW6) | KBD_R6 |
| D6(ROW5) | KBD_R5 |
| E1(KSCL) | i.MX283 ENET0_RXD0 |
| E2(COL6) | KBD_C6 |
| E3(COL4) | KBD_C4 |
| E4(COL2) | KBD_C2 |
| E5(COL0) | KBD_C0 |
| E6(ROW7) | KBD_R7 |
| F1(TESTM1) | GND |
| F2(COL7) | KBD_C7 |
| F3(COL5) | KBD_C5 |
| F4(COL3) | KBD_C3 |
| F5(COL1) | KBD_C1 |
| F6(TESTM2) | GND |
鍵盤接腳
LCD腳位
屏幕FPC
| Pin | Description |
|---|---|
| 1 | GND |
| 2 | GND |
| 3 | Touch X+ |
| 4 | Touch X- |
| 5 | Touch Y+ |
| 6 | Touch Y- |
| 7 | LED+ |
| 8 | Button 1 |
| 9 | Button 2 |
| 10 | Button 3 |
| 11 | GND |
| 12 | 4Pin VLED- |
| 13 | NC |
| 14 | 4Pin VLED+ |
| 15 | GND |
| 16 | 31Pin COM |
| 17 | GND |
| 18 | 31Pin VGL |
| 19 | 31Pin VGH |
| 20 | GND |
| 21 | 31Pin VH |
| 22 | NC |
| 23 | 31Pin VSS |
| 24 | 31Pin VSS |
| 25 | GND |
| 26 | 31Pin VDD |
| 27 | NC |
| 28 | 31Pin SDI |
| 29 | 31Pin SCLK |
| 30 | 31Pin SCS |
| 31 | 31Pin REV |
| 32 | 31Pin RESETB |
| 33 | GND |
| 34 | 31Pin DATA2+ |
| 35 | 31Pin DATA2- |
| 36 | GND |
| 37 | 31Pin CLK+ |
| 38 | 31Pin CLK- |
| 39 | GND |
| 40 | 31Pin DATA1+ |
| 41 | 31Pin DATA1- |
| 42 | GND |
| 43 | 31Pin VCCRX |
| 44 | 31Pin COM |
| 45 | GND |