747飞机维护手册AMM CHAPTER 34 - NAVIGATION 第34章导航2(50)

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RELAY  2  28V DC 
A B C D  STA 285, WL 305, LBL 53 STA 285, WL 305, RBL 53 ELECTRONIC EQUIPMENT RACK E1 DISCONNECTS NOSE WHEEL WELL J-BOX DISCONNECTS  1 28V DC 3 GND 2 GND  (P31) STA 400, WL 197, LBL 30 B404 GS ANT SW DIM AND TEST TO MASTER  (P2) TEST SW RELAY COAXIAL GS 1 ANT S1181  STA 400, WL 173, RBL 24 M93 PRI LDG LOGIC UNIT GEAR UP  DB195B  13 AFCS VOR/LOC VOR/LOC TEST INHIBIT 
1  AF 121,122,152-156,158-160,162-182,185-199,  ILS OR LAND 
AND AF 157,161,183,184 WITH SB 34-2264;  L2151 G/S 1 ANT ANN (P2)  MODE AND A, B 
GN ALL; MD ALL AND VM ALL  OR C IN CMD 
2  LH 051-054, AT 701-799  B195 AFC ACC BOX 
3  AF 152-156,158-160,162-182,185-199  (E1-5) MN EQPT CTR 

Glide Slope Antenna System Diagram
Figure 103 (Sheet 4)

T34368
EFFECTIVITY
LH 051-054; AF 121,122,152-156,

158-160,162-182,185-199 AND AF 157,161,183,184 WITH SB 34-2264; 799 Page 119/120AT ALL; GN ALL; MD ALL; VM ALL Sep 25/94
34-31-12

DISCONNECT STATION 360  P W1229-RN4329  J  W1235-RN4329  DB405A  1  RN4007 W1313- C  RN4007 WO15-
IN  DB405B  J  P  A1 
B561  DB561  D3205  DB405C  2  D1039  DB62B  G/S ANT IN 
TRACK ANTENNA  A  DB405D  3  5  DB405D 
RIGHT AFT NOSE WHEEL WELL DOOR  DB405D  4 

B62 VOR/ILS RCVR NO.2
B W1237-DM809 36 (E1-3) MN EQPT CTRCOAXIAL
1 DB405D NO.2 GS
W1191-RN4007 1 RN4007 RELAY
28V DC
JP 2 DB405D B1329
DIODES1182
GEAR UP (E1-6) D5586 1

VOR/LOC TEST INHIBIT 2 GND B405 GS ANT SW NO.2
GS 2 ANT M809 ALT LDG LOGIC UNITCOAXIAL

(P32) ANT SW PNL STA 400, WL 173, RBL 29
3 GND RELAY TO MASTER TEST SW 541 28V DC DB195DDIM AND TEST (P2)
AFCS VOR/LOC ILS OR LAND L2152 G/S 2
MODE AND ANT ANN (P2)
A, B, OR C, DB66B
IN CMD 2 GNDB66 B195 AFC ACC BOX
GS 3 GND (E1-5) MN EQPT CTRCAPTURE TO MASTERB120 GS 3 C1 28V DC W919-W113-ANT DIM AND TEST DB119D 3CAPTURE ANT RN3532 RN7007STA 140
5 DB119D
STA 140 J P A1WL 192.5 DB119D 4
WL 198.5 L2596 G/S 3 ANT ANN (P2) G/S ANT INBBL 0 BL 0 W1191-W1771-DB119A 1 D1019 DB301B
DB66A

IN DB119B P D120A RN3533 1 RN3533
J DB119C 2 DB420D 5 B301 VOR/ILS RCVR NO. 3D7034 1
1 DB119D
W1765-(E1-2) MN EQPT CTR

NO.3 GS
NOSE

RN3532 S1384 2
2 DB119D 28V DC
DB420CDB420DARADOME B559 TRACK ANTENNA

2 DB559A
VOR/LOC TEST DB420B P J INHIBITB119 GS ANT SW NO.3

GS 3 ANT COAXIAL (P31) ANT SW PNL
D3263 RELAY TEST SW (P2)
W1321-

RN7007 DB420D
54 AFCS VOR/LOC ILSW1227-ASTATION 360 OR LAND MODE ANDRN3007 W1231-RN3007DISCONNECT A, B OR C IN CMDP

J WN1311-C
W013-DB559
B420 AFC ACC BOXRN3007D3203 DB404A 1 RN3007DB404B J PB559 TRACK ANTENNA

(E1-6) MN EQPT CTR A1 DB404C 2
IN

G/S ANT IN LEFT AFT NOSE WHEEL WELL DOOR
D2964 DB61B
DB404D 3

DB404D5
W1189-RN3329 1 W1233-RN3329 4 35P J DB404D

DM93 B61 VOR/ILS RCVR NO.1 D5585 1
DB404D
(E1-2) MN EQPT CTRCOAXIAL 1 B1328

NO.1 GS RELAY DIODE GEAR UP28V DC S1181D
2 DB404D
(E1-6) VOR/LOC TEST INHIBITGS 1 ANT M93 PRI LDG LOGIC UNIT
COAXIAL

A NOSE WHEEL WELL J-BOX DISCONNECTS STA 400, WL 173, RBL 24
RELAY2 GND B404 GS ANT SW NO.1

AFCS VOR/LOCTEST SW 54B STA 285, WL 305, RBL 53 DB194D(P31) ANT SW PNL ILS OR LAND

3 GND (P2)
C ELECTRONIC EQUIPMENT RACK E1 DISCONNECTS MODE AND A, BTO MASTER
1 28V DC OR C IN CMDDIM AND TESTD STA 285, WL 305, LBL 53

1 LH 082-099 AND AZ 281 B194 AFC ACC BOX
L2151 G/S 1 ANT ANN (P2) (E1-4) MN EQPT CTR
Glide Slope Antenna System Diagram
Figure 103 (Sheet 5)

T34393
EFFECTIVITY

LH 011-050, 055-099; AZ 221-299; 799 Page 121/122SN 351-399; IB 406-499 Sep 25/94
34-31-12

GLIDE SLOPE
CAPTURE
ANTENNA B66

2
G/S
TRACK ANTENNA
COAXIAL CABLE

G/S TRACK
ANTENNA
B561

ANTENNA COAXIAL CONNECTOR DB561
SEE A
G/S CAPTURE
ANTENNA B558

3 G/S CAPTURE ANTENNA HYBRID B560
3
TUNING
SLUG

G/S CAPTURE
ATTACHING SCREW
ANTENNA ARRAY

(8 PLACES) AFT DOOR SHOWN IN RETRACTED POSITION A
GLIDE SLOPE ANTENNA HYBRIDS B554 AND B555
4
COAXIAL RELAYS
B404 AND B405

1
CAPTURE ANTENNA COAXIAL CABLE
3
COAXIAL CABLE GUARD

VOR/ILS VOR/ILS RECEIVER RECEIVER NO. 3 NO. 1
VOR/ILS RECEIVER NO. 2
ANTENNA COAXIAL
CONNECTORS D8558
　
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