Schematics AT-5555 V3

Service Manual V3 Downloaded from www.cbradio.nl 1 2 3 4 D D +13V ON J2 SQ VR J1 TIME 1 1 VOLVRH CON14 2 2 VOLVRM 3 3 VR IN 4 4 +13V VR OUT 5 5 6 CON5 7 8 RF GAIN 9 PWRVRM 10 PWRVRL 11 VOIC-ON 12 EHCO-ON 13 14 C C 5 2 VR A473 TIME B473 W1 W2 R09448GS-FF30A8.0-B473/A473-000 5 2 5 2 B BSQ B502 RF_PWR A203 W3 R09449GO-FF30A8.0-A203/B502-000 R09448GS-FF30A8.0-B502/A473-000 BR9000-VR-V3 A A 1 2 3 4 VOL A473 4 6 7 8 1 3 RF GAIN B502 4 6 1 3 4 6 7 8 1 3 KEY-OUT3 KEY-OUT2 KEY-OUT1 KEY-IN1 KEY-IN2 KEY-IN3 1 2 3 4 5 6 DS1 HEM-BR9000 R1 1K J1 UP 3 CON3 R2 2D DN D 1 1K R24 R25 10K 10K 5M R33 R3 47K 1K BAND A/D LCD D1R17 10 1C1 D2 D3NC 1N4148 DRIVERR36102P 1N4148 1N41489 2 1.05V 12K R5 R6 R7 R388 3 1K 1K 1K S3 S9 U1R16 1.49V 20K NC 3.59V 7 4 2.06R20 R40 5M LCD-CS 1 36 SEG12NB/ANL120K 33K CS SEG12R26 SWRR22 2.95V 6 5 2.50V R42 2 35 SEG131KR8 RD SEG1368K 5M S1 47K KEY-OUT2 3 34 SEG1410K WR SEG14RS1611-16-FB15B7.0-00-G101 S4 S7 S10 KEY-OUT1 4 33 SEG15 R27 DATA SEG155 32 SEG16 1K VSS SEG16R9R32 6 31 SEG1710KHZ SCAN RB10K OSCO SEG17R4 47K 7 30 SEG181K OSCI SEG18 MODE A/D 8 29 SEG19C CVLCD SEG19S5 S8 S11 9 28 SEG20 R18 10 1 R28 VDD SEG20C2 10 27 SEG21NC IRQ SEG21R37102P R449 2 1.05V 11 26S/RF FUNC LCD OFF12K 10K BZ SEG2222KR39 12 258 3 BZ SEG23R19 1.49V 20KNC 5M3.59V 7 4 2.06 C3 C4 C5R21 R41 120K 33K 101P 101P 101P J2 HT1621B 2.95V 6 5 2.50VR23 R43 1.0-15-20PB 5M68K S2 47K L1 +13V ONRS1611-16-FB15B7.