Sharp GX20 Service Manual - Page 113
Ic106, Lrs1b24, Level, Stack Memory
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() DATA [0-15] 3.0VV VINT CONFIDENTIAL DATA[0-15] to LCD Curcuit G /LCD_CS G 5-8 (4-F) G /RD 5-8 (4-F) /WE G 5-8 (4-F) DATA[0-15] G 5-8 (5-F) 5-8 (4-F) /LCD_WAIT G BUFOFF G 5-8 (4-F) SUB_BL_ON LCD_RST G 5-8 (3-F) 66 A0 59 A1 58 A2 57 A3 65 A4 64 A5 56 A6 55 A7 14 A8 16 A9 15 A10 4 A11 8 A12 7 A13 6 A14 5 A15 SC-/CE1 60 CE2 34 S-/OE 47 S-/WE 18 /LB 45 /UB 46 F1-/CE 67 F-/OE 69 F-/WE 21 F-/WP 37 /RST 30 RY/-BY 22 S-/CE1 70 F2-CE 63 () TP137 5-14 5-18 (6-F) (6-B) 3.0V 3.0V VINT VBACK 1 2 3 4 5 6 7 8 9 10 11 12 A 1 2 3 4 5 6 7 8 9 10 11 12 B 13 14 15 16 17 18 19 20 C 21 22 23 24 25 26 27 28 D 29 30 31 32 33 34 35 36 E 37 38 39 40 41 42 43 44 F 45 46 47 48 49 50 51 52 G 53 54 55 56 57 58 59 60 H 61 62 63 64 65 66 67 68 69 70 71 72 F/SC-Vcc 41 S-Vcc 35 F/SC-Vcc 36 F-Vpp 38 C173 0.1 C174 0.1 C175 0.1 TP176 IC106 LRS1B24 4-LEVEL STACK MEMORY DQ0 51 DQ1 52 DQ2 43 DQ3 44 DQ4 27 DQ5 28 DQ6 26 DQ7 20 DQ8 50 DQ9 49 DQ10 42 DQ11 40 DQ12 33 DQ13 25 DQ14 19 DQ15 17 DATA[0] DATA[1] DATA[2] DATA[3] DATA[4] DATA[5] DATA[6] DATA[7] DATA[8] DATA[9] DATA[10] DATA[11] DATA[12] DATA[13] DATA[14] DATA[15] GX20 1 NC 2 NC 10 NC 11 NC 12 NC 61 NC 62 NC 71 NC 72 NC 31 T1 32 T2 48 T3 13 A16 24 S-A17 54 F-A17 53 A18 39 F-A19 3 A20 23 A21 9 GND 68 GND 29 GND NC ) NC NC TP138 TP139 TP140 TP141 TP142 ( GND VDD1 A19 A18 A17 A2 A1 GND OD15 OD14 OD13 OD12 OD11 OD10 OD9 OD8 OD7 OD6 OD5 OD4 OD3 OD2 OD1 OD0 GND CTL3 MODE CTL2 TEST4 +13V Ð7V AVDD GND CBREQ CINT RSTN RDB WRB CSB PWCK VDD2 EXCK1 CA1001 CAMERA UNIT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 ( ) : Not Mount 7 8 9 10 11 12 Figure 12 SCHEMATIC DIAGRAM (12/24) 5 - 17