3
The Advanced
®
3D3/4D3 Service Manual
1. Introduction
Specifications . . . . . . . . . . . . . . . . . . . . .7
General Description and Purpose . . . . .9
Service Assistance . . . . . . . . . . . . . . . . .9
Safety/Regulatory Information . . . . . .11
Symbol Conventions . . . . . . . . . . . . . .11
General Cautions . . . . . . . . . . . . . . . . .11
Service & Maintenance Cautions . . . .12
Hazardous Material Cautions . . . . . . .13
Regulatory Notices . . . . . . . . . . . . . . .13
Symbol Conventions . . . . . . . . . . . . . .14
2. General Overview
Major Configuration Changes . . . . . . .17
System control electronics . . . . . . . . .17
Motor control relays . . . . . . . . . . . . . .17
Operator/Supervisor keyswitch . . . . . .17
General Overview (Intel) . . . . . . . . . . .18
Removing the Cover . . . . . . . . . . . . . .19
Calibration . . . . . . . . . . . . . . . . . . . . . .20
3D3/4D3 Circuit Description (Intel) . .21
Power Supply . . . . . . . . . . . . . . . . . . . .21
Front End . . . . . . . . . . . . . . . . . . . . . . .21
3D3605/4D3605 Control Board Set . .21
3D3620/4D3620 Processor Board . . . .22
PCB605 Application Board . . . . . . . . .23
3D3/4D3 Circuit Description (Hitachi)27
Power Supply . . . . . . . . . . . . . . . . . . . .27
Front End . . . . . . . . . . . . . . . . . . . . . . .27
3D3600/4D3600 Main Control Board .27
Design Changes . . . . . . . . . . . . . . . . . .30
Replacement Parts . . . . . . . . . . . . . . . .32
Supplies & Accessories . . . . . . . . . . . .32
3. Maintenance
Cleaning and Maintenance . . . . . . . . .37
Osmometer/Cryoscope Well Cleaning 39
4. Troubleshooting
Introduction . . . . . . . . . . . . . . . . . . . . .43
Freeze Amplitude . . . . . . . . . . . . . . . . .44
Stir Driver Noise . . . . . . . . . . . . . . . . .45
Head Sensor Adjustment . . . . . . . . . . .46
Head Up/Down Test . . . . . . . . . . . . . .47
Power On Diagnostics . . . . . . . . . . . . .48
A/D Tests . . . . . . . . . . . . . . . . . . . . . . .48
Sample Bin Setting . . . . . . . . . . . . . . .49
Block Bin Setting . . . . . . . . . . . . . . . .50
Stir Amplitude . . . . . . . . . . . . . . . . . .50
Display/Printer Test . . . . . . . . . . . . . . .51
Beeper Test . . . . . . . . . . . . . . . . . . . . .51
Keypad Test . . . . . . . . . . . . . . . . . . . . .51
Barcode Test . . . . . . . . . . . . . . . . . . . .51
Reset Serial Number . . . . . . . . . . . . . .52
Instrument Software Updates . . . . . . .53
Performing FLASH firmware update .53
Troubleshooting Table . . . . . . . . . . . . .55
5. Replacement Instructions
Block Probe (4D3340) . . . . . . . .4SP340
Clapper (3C2241R) . . . . . . . .3C2P241R
Control Board Set (3D3605/4D3605),
Application Board (PCB605R),
Processor Board (3D3620R/4D3620R)
. . . . . . . . . . . . . . . . . . . . . . .4D3P620
Cooling Assembly (3D3300/4D3300)
. . . . . . . . . . . . . . . . . . . . . . .4D3P300
Cooling Fan (4D3360) . . . . . . . .4DP360
Display Board and Harness (4D3851)
. . . . . . . . . . . . . . . . . . . . . . .4DP851R
EPROM (716811R) . . . . . . . . .71P811R
EPROM (716824R) . . . . . . . . .71P824R
EPROM (716825R) . . . . . . . . .71P825R
Ferrite Bead Rework (91035) . . .4SP475
Fuse (70011/70022) . . . . . . . . . . .700P11
Head Up Relay or Head Down Relay
(3D3109) . . . . . . . . . . . . . . . .3DP109
Heat Transfer Fluid Pump Assembly
(4D3690), Fluid Filter (4D3710),
One-way Check Valve (4D3705/
99133R) . . . . . . . . . . . . . . . . .4DP690
ISO 5764 Upgrade Kit (4D3101)4D3P01
ISO 5764 Upgrade Kit (4D3104 4D3P04
Keypad (3D3511/4D3511) . . . . .4DP511
Load Resistor (425150R) . . . . .42P150R
Mandrel (3LH500) . . . . . . . . . .3LHP500
Motor (4D3350) . . . . . . . . . . . . .4DP350
NVRAM Battery (71027R) . . . .71P27R
Power Supply Assembly (4D3950/
325950R) . . . . . . . . . . . . . . . .325P950
Power Supply Assembly (3D3950)
. . . . . . . . . . . . . . . . . . . . . . . .4DP950
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