Kenwood NX-800H Service Manual page 24

NX-800/800H
Ref. No. Part Name
IC518 MOS-IC
IC701 MOS-IC
IC702 MOS-IC
IC703 MOS-IC
IC704 MOS-IC
IC705 MOS-IC
IC706 MOS-IC
IC707 MOS-IC
IC708 MOS-IC
IC709 MOS-IC
IC710 MOS-IC
IC711 MOS-IC
IC712 MOS-IC
IC713 MOS-IC
IC714 MOS-IC
IC715 Analogue IC
Q1 Transistor
Q3 Transistor
Q4 Transistor
Q5,6 FET
Q7,8 FET
Q9 Transistor
Q10 Transistor
Q11 FET
Q101 Transistor
Q102 Transistor
Q105 Transistor
Q106 FET
Q201,202 Transistor
Q203 Transistor
Q204,205 Transistor
Q208 Transistor
Q210 Transistor
Q212 Transistor
Q401 Transistor
Q402 Transistor
Q403 Transistor
Q404 FET
Q405 Transistor
Q406 FET
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COMPONENTS DESCRIPTION
Description
RS-232C Driver
LPF (RXAF)
LPF (MOD)
LPF (APC/DEO)
Buffer AMP (2nd IF DET)
BRF/Buffer AMP (SQ)
LPF/SUM AMP
RXAF/RXEI SW
AF SW (TXO/TXI)
SUM AMP (AI/TONE/MI1 MI2) /
(MOD/DI)
AF SW (AI TONE OPT9/VREF)
SUM AMP (AF) / VREF
DAC
AO SW
AFO Buffer
AF Power AMP
Ripple Filter
Buffer AMP (PLL Fin)
Ripple Filter
VCO
T/R SW (VCO)
Buffer AMP (VCO)
Buffer AMP (RF)
Buffer AMP (19.2MHz)
RF Pre-Drive AMP
RF Drive AMP
SW (RF Power H/L)
SW (RF Power H/L)
SW (W/N)
2nd Local buffer AMP (X3)
1st IF AMP
Buffer AMP (Local)
LNA
SW (W/N)
SW (Over DC Supply Protection)
DC SW (SB)
DC SW (IGN)
DC SW (SB)
DC SW (SCTAM1)
DC SW (33BU)
Ref. No. Part Name
Q407 Transistor DC SW (80T)
Q408 Transistor DC SW (80R)
Q409 Transistor DC SW (50R)
Q410 FET DC SW (50MC)
Q411 Transistor DC SW (33BU)
Q412 Transistor DC SW (50MC)
Q413 Transistor DC SW (80T)
Q414 Transistor DC SW (80R)
Q415 Transistor DC SW (50R)
Q416 FET DC SW (33A-2)
Q417 FET DC SW
Q501 FET DC SW
Q701 FET SW (W/N)
Q702 Transistor Noise AMP
Q703 FET TONE SW
Q704,705 Transistor Limit
Q706 FET Mute (MI1)
Q707 FET Mute (MI2)
Q708 Transistor OPT10 SW
Q709 Transistor DC SW
Q710 Transistor AF Mute
Q901,902 Transistor DC SW (AUXO1, AUXO2)
D2 Diode Bypass Diode
Variable Capaci-
D3,4 Frequency Control
tance Diode
Variable Capaci-
D7~12 Frequency Control
tance Diode
Variable Capaci-
D14 TX Modulation
tance Diode
D21 Diode 2nd Local SW
D101 Diode T/R SW
D102 Zener Diode PM Drain Baias Protection
D103,104 Diode Antenna Switch (NX-800H)
D104 Diode Antenna Switch (NX-800)
D106 Diode Antenna Switch
D108~110 Diode Power Det
D201,202 Diode CF SW (W/N)
D205 Diode T/R SW
Variable Capaci-
D207~210 Vari-Cap Tune
tance Diode
Variable Capaci-
D212,213 Vari-Cap Tune
tance Diode
Description