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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 737-300/400/500MAINTENANCE MANUAL
INTERCONNECTING CABLE
FLOPPY DISK
STORAGE
I/O CONNECTOR
DISK DRIVE
Portable Data Loader
Figure 202
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
E60494
A
737-300/400/500MAINTENANCE MANUAL
C. Reference
(1) 24-22-00/201, Manual Control
D. Access
(1) Location Zones
101 Control Cabin, Left
102 Control Cabin, Right
E. Prepare for Navigation Data Base Installation
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CAUTION: MAKE SURE THE POWER ON LIGHT ON THE PDL IS OFF AND POWER IS
_______ REMOVED FROM THE FMCS BEFORE YOU CONNECT THE INTERFACE CABLE. IF YOU DO NOT DO THIS DAMAGE TO THE EQUIPMENT MAY OCCUR.
(1) Open these circuit breakers and attach DO-NOT-CLOSE tags:
(a) On the 2nd OBS AND CIRCUIT BREAKER PANEL P18-2: 1) FMCS CDU No. 1 2) FMCS CDU No. 2 3) FMC (or FMCS CMPTR) 4) MODE ANN
S 492-066
(2) Connect the PDL interface cable to the FMCS DATA TRANSFER UNIT RECEPTACLE on top of the P18-1 panel.
NOTE: If the FMC uses the ARINC 603 format, connect the 1 ft
____
adapter cable to the 10 ft cable.
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(3)
Supply electrical power (Ref 24-22-00/201).
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(4)
Make sure the BAT switch on the Pilot's Forward Overhead Panel is in the ON position.
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(5)
Make sure the STANDBY POWER switch on the Pilot's Forward Overhead Panel is in the AUTO position.
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(6)
Make sure the LANDING GEAR AIR/GND RELAY & LIGHTS circuit breaker on the P6 panel is closed.
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(7)
Close these circuit breakers and remove the DO-NOT-CLOSE tags:
(a) On the 2nd OBS AND CIRCUIT BREAKER PANEL P18-2: 1) FMCS CDU No. 1 2) FMCS CDU No. 2
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
3) FMC (or FMCS CMPTR)
4) MODE ANN
F. Navigation Database Installation
S 422-072
(1) Do these steps to install the navigation data base:
(a) Push the ON/OFF button and make sure the PWR ON light comes on.
NOTE: When you supply power, the PDL display will stay empty
____ for approximately 7 seconds. Then the display will show TESTING - PLEASE WAIT for approximately 2 seconds.
After this, the PDL will do a check for a data disk. If none is found, the display will show DISK NOT INSERTED. If a data disk is found, the display will show REINSERT DISK. If this occurs, push the eject button and remove the disk.
(b) Put the data disk into the drive.
NOTE: The PDL will do a check for a data file and, if
____ found, will show the file name and total number of blocks in the file.
(c) The FMC will automatically start the data load sequence.
NOTE: If the data to be installed is contained on more than
____ one disk, the display will show INSERT DISK #X (where X is the disk number). Insert the disk after this.
After all the data has been installed, the FMC will make sure the data load is correct. If this takes more than a few seconds, the PDL will show VERIFY PENDING.
When the data load is complete the PDL will show LOAD COMPLETE. The FAIL light will be off and the READY light on.
(d)
Push the eject button.
(e)
Remove the data disk.
(f)
Push the ON/OFF button on the PDL.
(g)
Make sure the PWR ON light goes off.
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