TX-RX UNITX57—-437X—-Xx (A/4)TH-22A/AT/E TH-22A/AT/EBLOCKDIAGRAM&@Eee&CREE:@Eee©eee2ee©oes©eee2eeeGW i?)> z>QO.woSees @ EE we Ee © ee 8 ee eeCTCSS UNIT |(x52-3290-00))|TSU-8 r(OPTION) |-||por~ MEFrFOOCW SZ -vauwze oOCONTROL UNITX57-437X—-XX (B/4)[oe.SAVEaLeen SS MMAR BS ERENCES 1S CNIS Ob CNOA Mt SANS SO NRA Ot RS OS NS 1 ES A RE ND Oe ON OF RR OG SRD OSPONS BY SONNE OE NNR AG MimeOmeNS fe SERENA Om SSRN,FeeeStLTRehSLANEtQ6 D9 Q7 |8, A IC3 D1 ane Aue T/R SW RP UAMP RE PA ANT SW |28 ail Mi ><83 GE) PFO310-01 a, :? eXr RB <—? D17 Sw |3T THI v TRLx We D16 Q10DA , ~ NOISE AMP Q12 DE-EMPHs NOISE DET110 APC = av POWER1/R SW A (730) ce 1 xSB A asaS 1 oO =O :08 THERMAL 3T 'T/R SW PROTECTOR SM Q14MA { D18 C. REG. MA ! V, REF ’a5 DC AMP D12 SW sz 4 | 2. 483les] .. 221(i @ XY) 312 ASS @ Mass Te sk312 Pata FM IF SYSTEMQ9 TP Q8 MCF N L |ICI | 1c2 Toe De De 280 3R i on esMB1511 | TC7660 je—< 3m > —~ ~~ ° 4808 Db ——PFV-G-BND MEOA > > > ac ~ | CFI — |PLL + ROTARYENCDDER013 [avu p14 D15 Q16D3 SW HVU HVUrl eh ve (See WC ve [ave ois fsaC_j 1101 3c 4 4aT~ UL if | YLj >EFMOMOUWUSDO ZD= mnOns oes . =e 2 wR @ eee2 eee SD ee eee @ eee es ee we20 SW \e203. ~1oH08 aaa 8220 AV' VIVVVAV VAVAILVAVAAAS81 - 28JSB >>" pa-PI SN-DT re reser 243 on ifsV, REG BACK UP DET SB\*\ V ee——_kK BEEP/DTMF/17509219 SW [LAMP] a208 |sw HI )t @205 sw D202VDD o7A 3M > V, REF TO3R 1C202 a MALCD AT2Z4CO4N ———— - 8039 1e207 PRE-EMPH': 10812, 5 ™ _ | TATEWS5BFU [—L,< — x a Zz) z(u a VFO SW | H/L (1DC/LPF) Q209SW3RC ° e ~ on LAMP SW MR SW APC Q202 SW .1202 STD | MONI SW CALL sWw| | oS) DEV | seep AFCI MUTEVoD LC7387M—-L ACK | | 1C204 @ 244 ,3M>— SD LM301ADDTMF ENC/DEC[ ] pp | DC AMP © 1C208, , | Q201| SW NJM2070M~ \ |KEY MATRIX -——J AF PAa PTT 1C206 —— (1)(2)(3)(4) | a EL“ om an ie MPU Oscl ' {4} [5] Ce] (Bly | AEi ene (7)[e)(2[a | t D218 V, RE- : + |(e] [0][#] [O]] _tEr-a. i =O | | Q206 1C, REG| _—-——- Q210| | 4 . OPTION V. REGTH-22A X TH-22E T 9207 |sw 28 ASBTH-22A M1 TH-22E E1 esEr] | ave sav TO DN SM TH-22A M2 TH-22E E2ET H/L SAVE 3RC UP REM THoDDA M3.OTH@22E £3 3T3TS AFCO EL SDO TEST THo22A M4 TH<22E EATX MUTE AFC1 UL XI TH-22A. MEBATT BUSY60