Keysight E4990A Use and care manual

Keysight Technologies

E4990A Disassembly Procedure Rev.

E4990A Parts Replacement

Procedure

2014 Oct 20

Keysight Technologies

E4990A Disassembly Procedure Rev.

TOOL LIST AND REFERENCE DOCUMENTS (1) A

T-10 Torque driver

T-15 Torque driver

T-20 Torque driver

5/8 Box Wrench

9/16 Box Wrench

5.5mm Box Torque driver

1.27mm Allen Key

5/16” Open End Wrench

TOOL AND FIXTURE LIST

PART NO. DESCRIPTION

3.5 lbin

9 lbin

14 lbin

21 lbin

30.4 inlb

6 lbin

2 lbin

9.5 lbin

TORQUE VALUE / SET UP

REFERENCE DOCUMENTS

DOCUMENT NO. DESCRIPTION

Keysight Technologies

E4990A Disassembly Procedure Rev.

TOOL LIST AND REFERENCE DOCUMENTS (2) A

T-384162

T-384166

T-384165

T-384163

T-384186

T-386283

80-5286

1530-2247

Cart Arm

Front Overlay Installation Pin

Protective Template for BNC assembly

Cable holder of P/S cable

Angle Support Block

Wire Connector Head Removal Jig

Roller Jig

Hubic Cart

TOOL AND FIXTURE LIST

PART NO. DESCRIPTION TORQUE VALUE / SET UP

REFERENCE DOCUMENTS

DOCUMENT NO. DESCRIPTION

Keysight Technologies

E4990A Disassembly Procedure Rev.

DIS-ASSEMBLY PROCEDURE MENU (1) A

1. LCD

2. SSD

3. CPU Module (E5061-62180)

4. Display Board (E5061-66651)

5. LF Source Module (E4990-62007)

6. TRD Module (E4990-62005) & BNC Port Assembly (E4990-60102)

7. Source Module (E5061-62021)

Reverse Flow Dis-assembly Procedure Menu

Click the hyperlink below for any choice of dis-assembly procedure:

Keysight Technologies

E4990A Disassembly Procedure Rev.

DIS-ASSEMBLY PROCEDURE MENU (2) A

8. VRD Module (E4990-62008)

9. I/O Control Board (E4990-66653)

10. Analog Mother Board (E5061-66610)

11. Oven (Option 1E5)

Reverse Flow Dis-assembly Procedure Menu

(cont’d)

Click the hyperlink below for any choice of dis-assembly procedure:

Keysight Technologies

E4990A Disassembly Procedure Rev.

LCD - DIS-ASSEMBLY PROCEDURE A

LCD

Dis-Assembly Procedure

Note:

1. Torque value shown in this document is only for reference and only used during

assembly.

Keysight Technologies

E4990A Disassembly Procedure Rev.

LCD - LCD DIS-ASSEMBLY (1) A

6Remove trim strip

1234

4Remove

HANDLE ASSEMBLY T20

Remove 0515-1402 (4ea)

T15 M3.5L8 PAN

Remove foot (4ea)

3Remove 0515-1402 (4ea)

T15 M3.5L8 PAN

5 Remove cover

Keysight Technologies

E4990A Disassembly Procedure Rev.

Remove Front Panel

sub-assembly

Disconnect flat cable of

Front Panel Ass’y from

CPU Module

LCD - LCD DIS-ASSEMBLY (2) A

123

Remove 0515-1382 (5ea)

T15 M3.5L6 Flat

2Remove 0515-2044 (2ea)

T20 M4L10 Flat

Keysight Technologies

E4990A Disassembly Procedure Rev.

LCD - LCD DIS-ASSEMBLY (3) A

2 Disconnect Open1

Keysight Technologies

E4990A Disassembly Procedure Rev.

Disconnect

LCD - LCD DIS-ASSEMBLY (4) A

Open

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