Icom IC-R9500 Service Manual - Page 119

• MAIN UNIT (4) DRESH DAT4_ PSTPD_ CK4_ IC3324 HD74LV2GT34AUS 1 8 2 7 3 6 4 5 Q3141 BCR108T R3141 1K C3119 0. 1 C3118 0. 1 C3117 0. 1 C3103 C3102 C3101 10 EEE-S L3101 10U 0.0047 0. 1 75 ETCO0 74 ETCO1 73 ETCO2 72 VSS 71 ETCO3 70 ETCO4 69 VSS 68 ETCO5 67 ETCO6 66 ETCO7 65 VSS 64 VDD 63 Q4MA 62 Q16MA 61 VSS 60 FCK 59 RC 58 REFOSC 57 VDD 56 PDTRI 55 VSS 54 PD0 53 VDD 52 PD1 51 PD2 C3141 0. 1 y (M-1) u (M-1) i (M-1) r (M-1) t (M-1) e (M-1) o (M-1) !0 (M-1) !1 (M-1) !3 (M-1) APAFSL1 APAFSL2 D40M R3132 100 APAFSL3 R3131 1M IC3131 1 5 C3132 2 0.0047 3 4 TC7S04FU APIRQ APSI APOPT APSTB APSO APCK APBUSY PSTPD_ DRESH DAT4_ CK4_ AFOUT AFDET_ DX01 DETOUT _ DECAF DECAF_ D40M C3131 0. 1 R3142 220 C3104 0. 1 C3105 0. 1 C3106 0. 1 R3144 1K R3143 1K C3107 0. 1 76 VSS 77 VSS 78 VDD 79 BUM2I 80 BUN2I 81 BUN4I 82 VDD 83 BUM2O 84 BUN2O 85 BUN4O 86 VSS 87 VDD 88 SYS-CLK 89 VSS 90 VSS 91 STRB 92 CON2 93 CON1 94 CON0 95 VSS 96 BUSY 97 VSS 98 CONTCLK 99 DATA 100 VDD IC3101 SC-1246A J3201 TMP-J01X-V6 TO RF-A J671 R3202 18 L3201 1.8U FI3201 SFECV10.7MA5S IO R3203 270 C3201 68P C3202 39P R3201 270 L3221 100U 10 MSVA C3221 0.01 C3225 FI3221 LT450EW IO C3227 0.01 R3222 1K IC3221 TA31136FNG 1 OSCIN 2 OSCOUT 3 MIXOUT 4 VCC 5 IFIN 6 DEC 7 FILOUT 8 FILI N 16 MIXIN 15 GND 14 N-REC 13 N-DET 12 RSSI 11 IFOUT 10 QUAD 9 AFOUT C3230 0.01 C3224 0.001 C3223 9P L3222 C3222 18U 68P R3227 0 Q3221 2SA1576 1K R3229 100 R3228 C3231 0. 1 R3233 220 C3232 0.01 C3234 R3232 0 C3233 IC3222 NJM2125F 1 3 0. 1 5 4 220P 2 R3231 56K R3221 47 C3226 0.01 R3118 1K R3116 1K R3114 1K R3112 1K R3110 1K R3108 1K R3106 1K R3104 1K R3102 1K R3100 1K R3098 1K C3252 47P C3153 39P 330P C3154 270 R3151 270 R3153 R3120 2K R3119 2K R3117 2K R3115 2K R3113 2K R3111 2K R3109 2K R3107 2K R3105 2K R3103 2K R3101 2K R3099 2K R3097 2K C3108 0. 1 0. 1 C3109 C3110 0. 1 C3111 0. 1 1 VSS 2 SYSCLKO 3 VDD 4 VDD 5 VSS 6 DA0 7 DA1 8 DA2 9 DA3 10 VSS 11 DA4 12 DA5 13 DA6 14 DA7 15 VSS 16 VSS 17 DA8 18 DA9 19 DA10 20 DA11 21 VDD 22 TE1 23 TE2 24 TE3 25 VDD R3121 4.7K 50 VDD 49 DIVOUT 48 VSS 47 REFIN 46 PDIN 45 VSS 44 OSCO 43 VSS 42 VDD 41 OSCF 40 VSS 39 OSCI 38 VDD 37 VSS 36 SYSRESET 35 VDD 34 VDD 33 TEOUTH4 32 TEOUTH3 31 TEOUTH2 30 TEOUTH1 29 TEOUTH0 28 VDD 27 VSS 26 VSS C3116 0. 1 C3115 0. 1 C3114 0. 1 C3113 0. 1 C3112 0. 1 C3151 0.01 2.7U L3151 R3152 18 C3155 47P C3156 27P C3159 18P C3162 47P C3163 27P L3152 1.2U C3157 6P C3158 82P C3160 82P 6P C3161 L3153 1.2U IC3271 NJM2058V 4 V+ V11 R3271 100 R3272 100 D5V A5V D3R3V A15V A-12V -5 V C3271 0. 1 C3273 0. 1 C3274 10 EEE-S C3272 10 EEE-S R3291 10K R3292 10K R3293 0 C3293 0.001 R3295 10 0 13 14 12 IC3271 NJM2058V IC3321 1 COM 2 INH 3 VEE 4 GND 8 VCC 7 CH0 6 CH1 5 A KIC7W53FK R3294 4.7K APRSSI 450KHZIN CP3253 CP3254 J3251 AXN330C238P 1 30 EP3251 2 29 AP5V 3 28 MMZ1608B301CT 4 27 5 26 APAFON 6 25 7 24 APRMT 8 23 9 22 APAFOUT 10 21 11 20 APSTB 12 19 13 18 14 17 15 16 R3251 47K R3252 100K R3253 100K R3254 100K A5V A5V CP3252 CP3251 IC3251 SN74LVC3G34DCUR 1 8 2 7 3 6 4 5 C3251 0. 1 R3282 39K R3284 270K R3281 0 R3283 15K C3281 0.01 C3282 0.01 C3283 0.01 R3285 270K 2 1 3 IC3271 NJM2058V R3301 10K 10K R3311 4.7K R3314 R3302 10K R3303 0 C3303 0.001 R3305 10 0 9 8 10 IC3271 NJM2058V R3304 4.7K R3312 10K R3313 0 C3313 0.001 R3315 100 6 7 5 IC3271 NJM2058V IC3322 1 COM 2 INH 3 VEE 4 GND 8 VCC 7 CH0 6 CH1 5 A KIC7W53FK IC3323 1 COM 2 INH 3 VEE 4 GND 8 VCC 7 CH0 6 CH1 5 A KIC7W53FK C3326 0. 1 C3325 0. 1 C3324 0. 1 C3323 0. 1 C3322 0. 1 C3321 0. 1 !2 (M-1) AFDET_ R3321 47K AFOUT APAFSL1 Q3321 BCR108T DETOUT_ R3322 47K DX01 APAFSL2 Q3322 BCR108T DECAF_ R3323 47K DECAF APAFSL3 Q3323 BCR108T C3228 0. 1 C3229 0. 1 APSI APIRQ APOPT APCK APSO APSTB APBUSY 10 - 9