IC-910H Service manual.pdf - N3UJJ

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• DIODES1SS301 1SS355 1SS375-TL 1SS385 1SV214(Symbol: B3) (Symbol: A) (Symbol: FH) (Symbol: 09) (Symbol: T1)A1A2CACA1A2CApinkC1SV217 1SV237 1SV239 1SV265 TL 1SV286(Symbol: T6) (Symbol: BB) (Symbol: TC) (Symbol: LV) (Symbol: T7)ACA1C1NCA C A CA2C21SV307 1SV308 DA221 DAN202 U T107 DAN222TL(Symbol: TX) (Symbol: TX) (Symbol: K) (Symbol: N) (Symbol: N)ACACA1CACA2DAP202K T146 DAP222 TL HSB88WSTR(Symbol: P) (Symbol: P) (Symbol: Silver line)HSM88AS TRHSU88TRF(Symbol: C1) (Symbol: 9)C1A1C1A1ACC2C2MA29B MA2S111 MA357 MA4PH224 MA728(Symbol: Y) (Symbol: A) (Symbol: 7K) (Symbol: Red dot) (Symbol: 2A)red dotA C A CACACMA77 MA8030 H MA8043 L MA8047 H MA8068 M(Symbol: 4B) (Symbol: 3^0) (Symbol: 4_3) (Symbol: 4^7) (Symbol: 6-8)ACA C ACACA CMA8082 M RB706F-40 T106 SB07-03C(Symbol: 8-2) (Symbol: 3J) (Symbol: J)AC8 - 3From The <strong>N3UJJ</strong>.COM Document Library
SECTION 99-1 VR-A BOARD• TOP VIEWBOARD LAYOUTS9-3 RIT BOARD• TOP VIEWJ12 6NCMSVR+5V2 6J1NCSFVR+5VGND1MAVRNC5to DISPLAYboard J2GNDRIVRNC1 5to DISPLAYboard J109-2 VR-B BOARD• TOP VIEW2J16NCSSVR+5VGNDSAVRNC1 5to DISPLAYboard J119 - 1From The <strong>N3UJJ</strong>.COM Document Library
Page 1 and 2:
SERVICEMANUALVHF/UHF ALL MODE TRANS
Page 3 and 4:
TABLE OF CONTENTSSECTION 1SPECIFICA
Page 5 and 6:
■ RECEIVER• Receive system :VHF
Page 7 and 8:
• PA UNITTX/RX switching relay(RL
Page 9 and 10:
SECTION 3DISASSEMBLY AND OPTION INS
Page 11 and 12:
• UT-102 VOICE SYNTHESIZER UNITq
Page 14 and 15:
4-1-6 10 MHz IF CIRCUIT (MAIN UNIT)
Page 16 and 17:
While in SSB mode, the amplified si
Page 18 and 19:
The passed signals are then applied
Page 20 and 21:
5-2 PLL ADJUSTMENTSADJUSTMENT30.2 M
Page 22 and 23:
5-4 RECEIVER ADJUSTMENTSReceiver ad
Page 24 and 25:
RECEIVER ADJUSTMENTS (continued)ADJ
Page 26 and 27: 5-5 TRANSMITTER ADJUSTMENTSADJUSTME
Page 28 and 29: TRANSMITTER ADJUSTMENTS (continued)
Page 30 and 31: 5-6 SOFTWARE ADJUSTMENTADJUSTMENT A
Page 32 and 33: SOFTWARE ADJUSTMENT (continued)ADJU
Page 34 and 35: SOFTWARE ADJUSTMENT (continued)ADJU
Page 36 and 37: 5-7 UX-910 ADJUSTMENTSADJUSTMENT2ND
Page 38 and 39: UX-910 ADJUSTMENTS (continued)ADJUS
Page 40 and 41: SECTION 6PARTS LIST6-1 IC-910[FRONT
Page 42 and 43: [DISPLAY BOARD]REFNO.ORDERNO.DESCRI
Page 44 and 45: [PLL UNIT]REF ORDERNO. NO.DESCRIPTI
Page 46 and 47: [PLL UNIT]REF ORDERNO. NO.DESCRIPTI
Page 48 and 49: [MAIN UNIT]REF ORDERNO. NO.DESCRIPT
Page 56 and 57: [PA UNIT]REFNO.ORDERNO.DESCRIPTIONI
Page 58 and 59: [PA UNIT]REF ORDERNO. NO.DESCRIPTIO
Page 64 and 65: 6-2 UX-910[MAIN UNIT]REFNO.ORDERNO.
Page 66 and 67: [MAIN UNIT] — UX-910REF ORDERNO.
Page 68 and 69: [MAIN UNIT] — UX-910REF ORDERNO.
Page 70 and 71: SECTION 7MECHANICAL PARTS[FRONT UNI
Page 72 and 73: MP34 (CH)MP34 (CH)MP12 (CH)MP1851 (
Page 74 and 75: SECTION 8SEMI-CONDUCTOR INFORMATION
Page 78 and 79: • BOTTOM VIEW (RIT BOARD)• BOTT
Page 80 and 81: • BOTTOM VIEW (VARISTOR-A BOARD)
Page 82 and 83: • BOTTOM VIEW (DISPLAY BOARD)J10
Page 84 and 85: • BOTTOM VIEW (PA UNIT)64133 416F
Page 86 and 87: • BOTTOM VIEW (PLL UNIT)R341MP11F
Page 88 and 89: 6105171• BOTTOM VIEW (MAIN UNIT)6
Page 90 and 91: • BOTTOM VIEW (UX-910 MAIN UNIT)0
Page 92 and 93: 10-2 PA AND PLL UNITStoMAINUNITGHVR
Page 94 and 95: 11 - 1SECTION 11WIRING DIAGRAM1 2 J
Page 96 and 97: 12-2 PLL UNITto DISPLAYboard J9CP7L
Page 98 and 99: 12-4 PA UNIT (2)toUX-910W305P1to MA
Page 100 and 101: 12-6 MAIN UNIT (2)12-7 MAIN UNIT (3
Page 102 and 103: 12 - 812-9 UX-910 MAIN UNIT (2)CHAS
Page 104: lcom Inc.1-1-32, Kamiminami, Hirano
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