PRM-470 Overlay Replacement | FRONTLINE Maintenance Tool

Last Updated: 04/26/2025 1:34 AM

The following table lists all the components that make up the document.

Title	Type	Status	Last Updated
Rapiscan PRM-470 CG	Device	Published	10/28/2024 3:40 PM
Rapiscan PRM-470 CGN	Device	Published	10/28/2024 3:33 PM
247 - 257 - Prepare instrument; Remark:	Procedure Step	Published	04/11/2025 9:08 PM
257 - Prepare instrument	Instruction	Published	04/11/2025 9:07 PM
607 - 205 - Disconnect charger; Remark:	Procedure Step	Published	07/23/2021 2:42 PM
205 - Disconnect charger	Instruction	Published	07/23/2021 2:42 PM
260 - 313 - Power off instrument; Remark:	Procedure Step	Published	07/23/2021 2:43 PM
313 - Power off instrument	Instruction	Published	07/23/2021 2:41 PM
261 - 65 - Loosen four (4) cover screws; Remark:264	Procedure Step	Published	08/12/2021 7:25 AM
65 - Loosen four (4) cover screws	Instruction	Published	07/22/2021 12:38 PM
264 - Use a medium Phillips (PH2) screwdriver. Screws do not need to be completely ...	Remark	Published	07/20/2021 3:59 PM
263 - 262 - Remove instrument cover; Remark:413	Procedure Step	Published	08/11/2021 1:41 PM
2771 - Note : There are high-voltage detector circuit boards inside the instrument; however...	Annotation	Published	10/04/2022 11:06 AM
262 - Remove instrument cover	Instruction	Published	07/20/2021 3:35 PM
413 - PRM-470 Remove Instrument Cover	Remark	Published	11/01/2024 8:32 PM
267 - 266 - Locate battery connection; Remark:272	Procedure Step	Published	08/11/2021 1:42 PM
3033 - Note : PRM-470 CGN models have an additional board and connectors not shown in remar...	Annotation	Published	10/04/2022 11:07 AM
266 - Locate battery connection	Instruction	Published	07/20/2021 3:36 PM
272 - Battery connection is labeled 1.	Remark	Published	07/21/2021 12:11 PM
271 - 270 - Disconnect battery; Remark:414	Procedure Step	Published	08/11/2021 1:42 PM
1345 - Note : It is good practice to ensure all cables and connectors are labeled prior to ...	Annotation	Published	10/04/2022 11:08 AM
270 - Disconnect battery	Instruction	Published	07/20/2021 3:37 PM
414 - PRM-470_Disconnect_battery	Remark	Published	11/02/2024 1:21 PM
443 - 442 - Disconnect remaining connectors; Remark:	Procedure Step	Published	08/11/2021 1:43 PM
442 - Disconnect remaining connectors	Instruction	Published	07/22/2021 12:39 PM
618 - 615 - Uninstall PRCB-472 board; Remark:	Procedure Step	Published	08/12/2021 7:16 AM
615 - Uninstall PRCB-472 board	Instruction	Published	08/07/2021 11:00 AM
446 - 445 - Remove four (4) mounting screws; Remark:444	Procedure Step	Published	08/11/2021 1:43 PM
445 - Remove four (4) mounting screws	Instruction	Published	07/22/2021 12:41 PM
444 - Use a small Phillips (PH1) screwdriver. Retain screws.	Remark	Published	07/22/2021 1:19 PM
450 - 449 - Raise edge of PRCB-472 board to access underside; Remark:448	Procedure Step	Published	08/11/2021 1:48 PM
447 - Caution : Do not damage ribbon cable attached to the underside of PRCB-472.	Annotation	Published	10/04/2022 11:11 AM
449 - Raise edge of PRCB-472 board to access underside	Instruction	Published	07/22/2021 12:42 PM
448 - PRM-470 Lifting PRCB-472 circuit board	Remark	Published	11/02/2024 4:30 PM
453 - 452 - Disconnect overlay button connector; Remark:451	Procedure Step	Published	08/11/2021 1:48 PM
452 - Disconnect overlay button connector	Instruction	Published	07/22/2021 12:43 PM
451 - PRM-470 Display circuit board	Remark	Published	11/02/2024 3:35 PM
595 - 572 - Remove four (4) cover screws; Remark:594	Procedure Step	Published	08/12/2021 7:26 AM
572 - Remove four (4) cover screws	Instruction	Published	08/09/2021 1:57 PM
594 - Completely remove screws by continuing to thread them out of the front cover....	Remark	Published	08/12/2021 7:34 AM
596 - IO PRM-470 Cover Held by 4 screws exposed	Remark	Published	11/02/2024 4:33 PM
597 - 573 - Remove two (2) handle mounting screws; Remark:593	Procedure Step	Published	08/12/2021 7:26 AM
573 - Remove two (2) handle mounting screws	Instruction	Published	08/09/2021 1:58 PM
593 - Use a medium Phillips screwdriver (PH2). Retain screws.	Remark	Published	08/11/2021 11:19 AM
598 - 574 - Uninstall faulty overlay; Remark:	Procedure Step	Published	08/12/2021 7:27 AM
574 - Uninstall faulty overlay	Instruction	Published	08/09/2021 1:59 PM
599 - 575 - Peel off faulty overlay; Remark:592	Procedure Step	Published	08/12/2021 7:27 AM
575 - Peel off faulty overlay	Instruction	Published	08/09/2021 2:00 PM
592 - Use a scraping tool or blade to begin. The overlay has two (2) layers. Verify...	Remark	Published	08/11/2021 11:21 AM
600 - 576 - Clean case cover; Remark:591	Procedure Step	Published	08/12/2021 7:28 AM
576 - Clean case cover	Instruction	Published	08/11/2021 11:24 AM
591 - Use scraper, adhesive remover, and rags to remove excess adhesive.	Remark	Published	08/11/2021 11:28 AM
601 - 580 - Install new button overlay; Remark:	Procedure Step	Published	08/12/2021 7:28 AM
580 - Install new button overlay	Instruction	Published	08/09/2021 2:03 PM
602 - 577 - Expose adhesive; Remark:590	Procedure Step	Published	08/12/2021 7:29 AM
577 - Expose adhesive	Instruction	Published	08/09/2021 2:04 PM
590 - Peel protective layer from new overlay.	Remark	Published	08/11/2021 11:29 AM
603 - 578 - Feed overlay button connector through slot; Remark:589	Procedure Step	Published	08/12/2021 7:29 AM
578 - Feed overlay button connector through slot	Instruction	Published	08/09/2021 2:05 PM
589 - IO Overlay of PRM-470 Wire Ribbon Slot	Remark	Published	11/02/2024 4:35 PM
708 - 579 - Apply overlay to cover; Remark:707	Procedure Step	Published	08/12/2021 7:31 AM
579 - Apply overlay to cover	Instruction	Published	08/09/2021 2:05 PM
707 - Align holes for screws and LEDs.	Remark	Published	08/11/2021 11:30 AM
604 - 581 - Pull connector through slot; Remark:587	Procedure Step	Published	08/12/2021 7:30 AM
581 - Pull connector through slot	Instruction	Published	08/09/2021 2:06 PM
587 - Overlay should be flat against the case.	Remark	Published	08/11/2021 11:32 AM
605 - 582 - Verify overlay is securely attached; Remark:586	Procedure Step	Published	08/12/2021 7:31 AM
582 - Verify overlay is securely attached	Instruction	Published	08/09/2021 2:07 PM
586 - Apply pressure over entire overlay to ensure contact with cover.	Remark	Published	08/11/2021 11:34 AM
303 - 302 - Reassemble instrument; Remark:	Procedure Step	Published	10/07/2022 1:49 PM
302 - Reassemble instrument	Instruction	Published	06/16/2021 11:28 PM
709 - 583 - Reattach handle; Remark:585	Procedure Step	Published	08/12/2021 7:32 AM
583 - Reattach handle	Instruction	Published	08/09/2021 2:08 PM
585 - Use a medium Phillips screwdriver (PH2).	Remark	Published	08/11/2021 11:37 AM
710 - 584 - Reinsert four (4) assembly screws; Remark:596	Procedure Step	Published	08/12/2021 7:32 AM
584 - Reinsert four (4) assembly screws	Instruction	Published	08/09/2021 2:09 PM
465 - 463 - Reconnect overlay button connector; Remark:464	Procedure Step	Published	08/11/2021 1:51 PM
462 - Caution : Correct placement of connectors and wiring is critical to proper operation.	Annotation	Published	09/28/2023 2:13 PM
463 - Reconnect overlay button connector	Instruction	Published	07/22/2021 12:50 PM
464 - PRM-470 - Connecting ribbon cable to overlay button connector	Remark	Published	11/02/2024 3:35 PM
470 - 468 - Set PRCB-472 board over mounting posts; Remark:469	Procedure Step	Published	08/11/2021 1:52 PM
468 - Set PRCB-472 board over mounting posts	Instruction	Published	07/22/2021 12:52 PM
469 - Position ribbon cable to avoid obstructing PRCB-472 mounting hole.	Remark	Published	07/22/2021 1:12 PM
473 - 471 - Reinstall four (4) mounting screws; Remark:472	Procedure Step	Published	08/11/2021 1:53 PM
471 - Reinstall four (4) mounting screws	Instruction	Published	07/22/2021 12:53 PM
472 - Use a small Phillips (PH1) screwdriver.	Remark	Published	07/22/2021 1:13 PM
500 - 498 - Reconnect all connectors except battery; Remark:499	Procedure Step	Published	08/11/2021 2:02 PM
498 - Reconnect all connectors except battery	Instruction	Published	07/22/2021 1:02 PM
499 - Do not connect location 1.	Remark	Published	07/22/2021 1:17 PM
306 - 305 - Reconnect battery; Remark:416	Procedure Step	Published	08/11/2021 3:11 PM
305 - Reconnect battery	Instruction	Published	07/29/2021 3:48 PM
416 - PRM-470 Battery Replacement - Reconnect battery	Remark	Published	11/02/2024 2:02 PM
308 - 307 - Replace front cover; Remark:	Procedure Step	Published	08/11/2021 2:03 PM
304 - Caution : Ensure all wiring is inside the instrument while replacing cover.	Annotation	Published	10/04/2022 11:10 AM
307 - Replace front cover	Instruction	Published	07/20/2021 3:57 PM
310 - 309 - Tighten four (4) cover screws; Remark:417	Procedure Step	Published	08/11/2021 2:04 PM
569 - Caution : Do not overtighten screws.	Annotation	Published	06/16/2021 2:31 PM
309 - Tighten four (4) cover screws	Instruction	Published	07/22/2021 1:02 PM
417 - Use a medium Phillips (PH2) screwdriver.	Remark	Published	07/22/2021 1:18 PM
359 - 319 - Perform operational test; Remark:347	Procedure Step	Published	07/20/2021 10:55 AM
319 - Perform operational test	Instruction	Published	06/10/2021 8:31 PM
347 - Perform DET-HHD-RAP-RM01 PRM-470 Operational Test.	Remark	Published	07/21/2021 12:22 PM
322 - 321 - Document maintenance actions; Remark:	Procedure Step	Published	06/17/2021 9:49 AM
321 - Document maintenance actions	Instruction	Published	04/21/2025 11:19 AM
2869 - 2585 - Document maintenance performed; Remark:2866	Procedure Step	Published	06/18/2021 5:58 PM
2585 - Document maintenance performed	Instruction	Published	07/09/2021 12:15 PM
2866 - Record observations, times, and results for the maintenance report.	Remark	Published	04/21/2025 11:39 AM
4706 - 4705 - Submit report; Remark:4864	Procedure Step	Published	06/29/2022 9:50 AM
4705 - Submit report	Instruction	Published	06/29/2022 9:50 AM
4864 - As specified by management or contractual obligations.	Remark	Published	07/28/2022 1:36 PM
Corrective Maintenance Procedure	Document Type	Published	03/02/2020 3:32 PM
45 minutes	Duration	Published	05/18/2020 12:58 PM
As Needed	Frequency	Published	04/01/2020 11:36 AM
Note	Annotation Type	Published	03/02/2020 3:25 PM
Caution	Annotation Type	Published	03/02/2020 3:24 PM
Technician 2	Skill Level	Published	04/09/2020 1:17 AM
Medium Phillips (PH2) screwdriver	Tools	Published	04/24/2020 4:40 PM
Small Phillips (PH1) screwdriver	Tools	Published	05/14/2020 2:48 PM
Needle nose pliers	Tools	Published	05/06/2020 4:10 PM
Scraping tool or blade	Tools	Published	05/14/2020 2:49 PM
PRM470_Remove_Screws_Top_Case	Image	Published	05/08/2020 6:05 PM
PRM-470_di_CGN_open_00536	Image	Published	02/19/2023 11:26 AM
Battery_connection_is_labeled_1	Image	Published	02/19/2023 10:46 AM
PRM-470_Disconnect_battery	Image	Published	05/09/2020 8:40 PM
PRM-470 Remove four mounting screws on PRCB-472	Image	Published	05/11/2020 7:57 PM
PRM-470_Raise_edge_of _PRCB-472_board_gamma_on	Image	Published	05/20/2020 2:04 PM
PRM-470 Remove ribbon cable from PRCB-472 LCD Functional	Image	Published	05/20/2020 10:03 AM
PRM-470 Cover Screw Total Extraction	Image	Published	05/14/2020 5:50 PM
PRM-470 Handle Screws Interior	Image	Published	05/14/2020 6:59 PM
PRM-470 Handle Removal Exterior	Image	Published	05/14/2020 5:55 PM
PRM-470 Overlay Remove 1 with Scraper	Image	Published	05/14/2020 5:57 PM
PRM-470 Overlay Remove 2	Image	Published	05/14/2020 5:59 PM
PRM-470 Overlay Remove 3	Image	Published	05/14/2020 6:01 PM
PRM-470 Overlay Install Wire Ribbon Slot	Image	Published	05/14/2020 6:04 PM
PRM-470 Overlay Install Align to Cover	Image	Published	05/14/2020 6:07 PM
PRM-470 Overlay Flatten to Cover	Image	Published	05/14/2020 6:09 PM
PRM-470 - Connecting ribbon cable to overlay button connector	Image	Published	05/12/2020 12:56 PM
PRM-470_Set_PRCB-472_board_gamma_on	Image	Published	05/20/2020 2:13 PM
Remove metal brackets	Image	Published	09/08/2023 2:50 PM
Remove metal brackets 2	Image	Published	09/08/2023 2:51 PM
PRM470_Battery_connection_is_labeled_1	Image	Published	02/19/2023 10:40 AM
PRM-470_Reconnect_battery	Image	Published	05/10/2020 8:16 PM
PRM-470_Tighten_4_cover_screws	Image	Published	05/10/2020 8:22 PM

DET-HHD-RAP-CM06

Replace button overlay on PRM-470

Equipment Hierarchy

Rapiscan PRM-470 CG

Rapiscan PRM-470 CGN

Frequency

As Needed

Technician Level

Technician 2

x 1

Duration

Time increment

45 minutes

Tools Required

Medium Phillips (PH2) screwdriver

Small Phillips (PH1) screwdriver

Needle nose pliers

Scraping tool or blade

Materials Required

Disposable rags

Adhesive remover

Overlay PRM-470 CG (Rapiscan Part #3653)

Overlay PRM-470 CGN (Rapiscan Part #3653B)

Originators

Tucker, Brian

Originating Organization

PNNL

Safety Concerns

Electrical

Retest Requirements

PRM-470 Operational Test

Final Documentation

Corrective Maintenance Report

Departmental Coordination

Prior to arrival, notify operators concerning expected work and duration.

Version

0.00

Step 1

Main Step

247 - 257 - Prepare instrument; Remark:

Step 00

257 - Prepare instrument

Prepare instrument

607 - 205 - Disconnect charger; Remark:

Step 00

205 - Disconnect charger

Disconnect charger

260 - 313 - Power off instrument; Remark:

Step 00

313 - Power off instrument

Power off instrument

261 - 65 - Loosen four (4) cover screws; Remark:264

Step 00

65 - Loosen four (4) cover screws

Loosen four (4) cover screws

264 - Use a medium Phillips (PH2) screwdriver. Screws do not need to be completely ...

Use a medium Phillips (PH2) screwdriver. Screws do not need to be completely removed.

263 - 262 - Remove instrument cover; Remark:413

2771 - Note : There are high-voltage detector circuit boards inside the instrument; however...

Type

Note

There are high-voltage detector circuit boards inside the instrument; however, they carry an extremely small current that does not pose a health risk.

Step 00

262 - Remove instrument cover

Remove instrument cover

413 - PRM-470 Remove Instrument Cover

267 - 266 - Locate battery connection; Remark:272

3033 - Note : PRM-470 CGN models have an additional board and connectors not shown in remar...

Type

Note

PRM-470 CGN models have an additional board and connectors not shown in remark images.

Step 00

266 - Locate battery connection

Locate battery connection

272 - Battery connection is labeled 1.

Battery connection is labeled 1.

271 - 270 - Disconnect battery; Remark:414

1345 - Note : It is good practice to ensure all cables and connectors are labeled prior to ...

Type

Note

It is good practice to ensure all cables and connectors are labeled prior to disconnection.

Step 00

270 - Disconnect battery

Disconnect battery

414 - PRM-470_Disconnect_battery

443 - 442 - Disconnect remaining connectors; Remark:

Step 00

442 - Disconnect remaining connectors

Disconnect remaining connectors

Step 2

Main Step

618 - 615 - Uninstall PRCB-472 board; Remark:

Step 00

615 - Uninstall PRCB-472 board

Uninstall PRCB-472 board

446 - 445 - Remove four (4) mounting screws; Remark:444

Step 00

445 - Remove four (4) mounting screws

Remove four (4) mounting screws

444 - Use a small Phillips (PH1) screwdriver. Retain screws.

Use a small Phillips (PH1) screwdriver. Retain screws.

Remove the four screws at each corner of the PRCB-472 circuit board

450 - 449 - Raise edge of PRCB-472 board to access underside; Remark:448

447 - Caution : Do not damage ribbon cable attached to the underside of PRCB-472.

Type

Caution

Do not damage ribbon cable attached to the underside of PRCB-472.

Step 00

449 - Raise edge of PRCB-472 board to access underside

Raise edge of PRCB-472 board to access underside

448 - PRM-470 Lifting PRCB-472 circuit board

453 - 452 - Disconnect overlay button connector; Remark:451

Step 00

452 - Disconnect overlay button connector

Disconnect overlay button connector

451 - PRM-470 Display circuit board

Disconnect the ribbon cable from the overlay button connector

595 - 572 - Remove four (4) cover screws; Remark:594

Step 00

572 - Remove four (4) cover screws

Remove four (4) cover screws

594 - Completely remove screws by continuing to thread them out of the front cover....

Completely remove screws by continuing to thread them out of the front cover.

596 - IO PRM-470 Cover Held by 4 screws exposed

Cover screw locations on PRM-470 for removal or installation

Step 3

Main Step

597 - 573 - Remove two (2) handle mounting screws; Remark:593

Step 00

573 - Remove two (2) handle mounting screws

Remove two (2) handle mounting screws

593 - Use a medium Phillips screwdriver (PH2). Retain screws.

Use a medium Phillips screwdriver (PH2). Retain screws.

Location of handle screws inside PRM-470 cover

Step 4

Main Step

598 - 574 - Uninstall faulty overlay; Remark:

Step 00

574 - Uninstall faulty overlay

Uninstall faulty overlay

599 - 575 - Peel off faulty overlay; Remark:592

Step 00

575 - Peel off faulty overlay

Peel off faulty overlay

592 - Use a scraping tool or blade to begin. The overlay has two (2) layers. Verify...

Use a scraping tool or blade to begin. The overlay has two (2) layers. Verify both layers are being removed from the case.

600 - 576 - Clean case cover; Remark:591

Step 00

576 - Clean case cover

Clean case cover

591 - Use scraper, adhesive remover, and rags to remove excess adhesive.

Use scraper, adhesive remover, and rags to remove excess adhesive.

Step 5

Main Step

601 - 580 - Install new button overlay; Remark:

Step 00

580 - Install new button overlay

Install new button overlay

602 - 577 - Expose adhesive; Remark:590

Step 00

577 - Expose adhesive

Expose adhesive

590 - Peel protective layer from new overlay.

Peel protective layer from new overlay.

603 - 578 - Feed overlay button connector through slot; Remark:589

Step 00

578 - Feed overlay button connector through slot

Feed overlay button connector through slot

589 - IO Overlay of PRM-470 Wire Ribbon Slot

708 - 579 - Apply overlay to cover; Remark:707

Step 00

579 - Apply overlay to cover

Apply overlay to cover

707 - Align holes for screws and LEDs.

Align holes for screws and LEDs.

Overlay guided to align with screw and LED holes

604 - 581 - Pull connector through slot; Remark:587

Step 00

581 - Pull connector through slot

Pull connector through slot

587 - Overlay should be flat against the case.

Overlay should be flat against the case.

605 - 582 - Verify overlay is securely attached; Remark:586

Step 00

582 - Verify overlay is securely attached

Verify overlay is securely attached

586 - Apply pressure over entire overlay to ensure contact with cover.

Apply pressure over entire overlay to ensure contact with cover.

Step 6

Main Step

303 - 302 - Reassemble instrument; Remark:

Step 00

302 - Reassemble instrument

Reassemble instrument

709 - 583 - Reattach handle; Remark:585

Step 00

583 - Reattach handle

Reattach handle

585 - Use a medium Phillips screwdriver (PH2).

Use a medium Phillips screwdriver (PH2).

710 - 584 - Reinsert four (4) assembly screws; Remark:596

Step 00

584 - Reinsert four (4) assembly screws

Reinsert four (4) assembly screws

596 - IO PRM-470 Cover Held by 4 screws exposed

465 - 463 - Reconnect overlay button connector; Remark:464

462 - Caution : Correct placement of connectors and wiring is critical to proper operation.

Type

Caution

Correct placement of connectors and wiring is critical to proper operation.

Step 00

463 - Reconnect overlay button connector

Reconnect overlay button connector

464 - PRM-470 - Connecting ribbon cable to overlay button connector

Push ribbon cable onto overlay button connection contacts

470 - 468 - Set PRCB-472 board over mounting posts; Remark:469

Step 00

468 - Set PRCB-472 board over mounting posts

Set PRCB-472 board over mounting posts

469 - Position ribbon cable to avoid obstructing PRCB-472 mounting hole.

Position ribbon cable to avoid obstructing PRCB-472 mounting hole.

473 - 471 - Reinstall four (4) mounting screws; Remark:472

Step 00

471 - Reinstall four (4) mounting screws

Reinstall four (4) mounting screws

472 - Use a small Phillips (PH1) screwdriver.

Use a small Phillips (PH1) screwdriver.

500 - 498 - Reconnect all connectors except battery; Remark:499

Step 00

498 - Reconnect all connectors except battery

Reconnect all connectors except battery

499 - Do not connect location 1.

Do not connect location 1.

306 - 305 - Reconnect battery; Remark:416

Step 00

305 - Reconnect battery

Reconnect battery

416 - PRM-470 Battery Replacement - Reconnect battery

Connect the wiring connector for the new battery pack

308 - 307 - Replace front cover; Remark:

304 - Caution : Ensure all wiring is inside the instrument while replacing cover.

Type

Caution

Ensure all wiring is inside the instrument while replacing cover.

Step 00

307 - Replace front cover

Replace front cover

310 - 309 - Tighten four (4) cover screws; Remark:417

569 - Caution : Do not overtighten screws.

Type

Caution

Do not overtighten screws.

Step 00

309 - Tighten four (4) cover screws

Tighten four (4) cover screws

417 - Use a medium Phillips (PH2) screwdriver.

Use a medium Phillips (PH2) screwdriver.

Use a Philips screwdriver to tighten the four cover screws

Step 7

Main Step

359 - 319 - Perform operational test; Remark:347

Step 00

319 - Perform operational test

Perform operational test

347 - Perform DET-HHD-RAP-RM01 PRM-470 Operational Test.

Perform DET-HHD-RAP-RM01 PRM-470 Operational Test.

Step 8

Main Step

322 - 321 - Document maintenance actions; Remark:

Step 00

321 - Document maintenance actions

Document maintenance actions

2869 - 2585 - Document maintenance performed; Remark:2866

Step 00

2585 - Document maintenance performed

Document maintenance performed

2866 - Record observations, times, and results for the maintenance report.

Record observations, times, and results for the maintenance report.

4706 - 4705 - Submit report; Remark:4864

Step 00

4705 - Submit report

Submit report

4864 - As specified by management or contractual obligations.

As specified by management or contractual obligations.

Document Type

Corrective Maintenance Procedure

Percent Complete

100.00

Percent Complete W/Media

100.00