Kenwood NXR-1800 Service Manual page 24

Part
Ref. No.
Name
D606-610 SURGE Surge protection [SRG PRTCT]
ABSOR
BER
D700 VARI IF CLK VCO frequency control
CAP [IF CLK VCO F CTL]
DIODE
D701,702 DIODE IF limiter [IF LMT]
D703,704 VARI RX Band-pass filter tuning
CAP [RX BPF TUN]
DIODE
D705,706 DIODE RF limiter [RF LMT]
D707 VARI RX Band-pass filter tuning
CAP [RX BPF TUN]
DIODE
D708,709 VARI RX Band-pass filter tuning
CAP [RX BPF TUN]
DIODE *D708-709 is only used in XC1-329E-00
D711 VARI RX Band-pass filter tuning
CAP [RX BPF TUN]
DIODE
D715 VARI RX Band-pass filter tuning
CAP [RX BPF TUN]
DIODE *D715 is only used in XC1-329E-00
D717 VARI RX Band-pass filter tuning
CAP [RX BPF TUN]
DIODE *D717 is only used in XC1-329E-00
D750 SURGE Surge protection [SRG PRTCT]
ABSOR
BER
D900 VARI 2nd_VCO frequency control
CAP [2nd VCO F CTL]
DIODE
D901 DIODE DC SW
D902 SURGE Surge protection [SRG PRTCT]
ABSOR
BER
D903,904 ZENER Over voltage protection
DIODE [OVR V PRTCT]
D906-909 DIODE DC SW
D910 SCHOT Rectification [RECT]
TKY
DIODE
D1000 ZENER Over voltage protection
DIODE [OVR V PRTCT]
D1001 VARI RX_L VCO frequency control
CAP [RX_L VCO F CTL]
DIODE
D1004 VARI RX_L VCO assist tuning
CAP [RX_L VCO ASST TUN]
DIODE
D1005 VARI RX_H VCO frequency control
CAP [RX_H VCO F CTL]
DIODE
1-24 (No.RA094<Rev.002>)
Use / Function
Part
Ref. No.
Name
D1008 VARI RX_H VCO assist tuning
CAP [RX_H VCO ASST TUN]
DIODE
D1009 DIODE DC SW
D1010-1011 VARI RX_L VCO assist tuning
CAP [RX_L VCO ASST TUN]
DIODE
D1013-1014 VARI RX_H VCO assist tuning
CAP [RX_H VCO ASST TUN]
DIODE
D2000 VARI TX_L VCO frequency control
CAP [TX_L VCO_F CTL]
DIODE
D2003-2005 VARI TX_L VCO assist tuning
CAP [TX_L VCO ASST TUN]
DIODE
D2006 ZENER Over voltage protection
DIODE [OVR V PRTCT]
D2007 VARI TX modulation [TX MOD]
CAP
DIODE
D2010 DIODE DC SW
D2011 VARI TX modulation [TX MOD]
CAP
DIODE
D2012-2014 VARI TX_H VCO assist tuning
CAP [TX_H VCO ASST TUN]
DIODE
D2017 VARI TX_H VCO frequency control
CAP [TX_H VCO F CTL]
DIODE
D3016 SCHOT DC/DC converter (20V) [20V DC/DC]
TKY
DIODE
D3017 DIODE DC SW
D3074 DIODE Inductive kickback protection
[KB PRTCT]
D3075 ZENER Over voltage protection
DIODE [OVR V PRTCT]
D3077 ZENER Over voltage protection
DIODE [OVR V PRTCT]
D3079 DIODE Reverse current prevention
[REV CURR PREV]
D3081 SCHOT Reverse power detection
TKY [REV PWR DET]
DIODE
D3091 SURGE Surge protection [SRG PRTCT]
ABSOR
BER
D3095 DIODE Reverse current prevention [REV
CURR PREV]
D4000 LED LED (Power) [PWR LED]
D4003 DIODE Inductive kickback protection
[KB PRTCT]
Use / Function