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SPD-20A
Shimadzu SPD-20A User Manual
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228-90095F
2
8
6.3.6
Adjusting W lamp stopper screw
(1)
Remove the clips used to secure the M1 assembly.
(2)
Turn the W lamp on.
(3)
Loosen the nut on the M1 assembly, adjust the stop
per screw so the image
projected on the slit assembly is horizontally ce
ntered and retighten the
nut.
(4)
After making adjustments, switch th
e M1 assembly so it faces the D2
position and turn on the D2 lamp.
27
29
Table of Contents
default chapter
2
Table of Contents
2
Chapter 1 Introduction
6
Introduction
6
Chapter 2 Specifications
7
Chapter 3 Measurement Systems
7
Optical System
7
SPD-20AV Light Path Schematic
9
SPD-20A Light Path Schematic
10
Electrical System
11
Signal Processing Circuits
11
Lamp Power Supply Circuits
12
Chapter 4 Parts Configuration and Function
13
Front Side of Instrument
13
Operation Controls
13
Inside the Front Cover, and Its Top and Left Sides
13
Right and Bottom Sides
13
Back Side
13
Inside the Instrument
13
Inside the Optical Unit
14
Illustration of Optical Unit Interior
14
List of Primary Internal Parts for Optical Unit
14
Temperature-Controlled Flow Cell Drawing and Component Parts List
15
Assembly Drawing for Temperature-Controlled Flow Cell
15
Component Parts List for Temperature-Controlled Flow Cell Assembly
16
Chapter 5 Other Functions
17
List of Auxiliary Functions
17
Parameter Group
17
List of VP Functions
18
List of Factory Functions
20
Chapter 6 Maintenance and Adjustments
22
Cleaning the Temperature-Controlled Flow Cell
22
Simplified Cleaning of Temperature-Controlled Cell
22
Disassembled Cleaning of Flow Cell
22
Assembling the Flow Cell
22
Cleaning the Quartz Window
22
Adjusting the Optical System
24
Adjustment Overview
24
Preparations
24
Optical Adjustment Jigs (Targets)
25
Adjusting M1
26
Adjusting Slit Position
27
Adjusting W Lamp Stopper Screw
28
Adjusting M2
29
Adjusting the Grating
30
Adjusting M3
31
Fine Adjustment of Mirror M1
32
Checking the Filter Position
32
Adjusting the Hg Lamp
34
Chapter 7 Additional Explanations
36
Differences from Previous Models
36
WAVE ADJ / WAVE CHECK / WAVE CALIB Functions
36
Clearing Lamp Usage Times
36
Changing the Gain of Operation Amplifier
37
Additional VP Functions
40
Serial Numbers
40
Usage Time
40
Log Records
40
Date and Time
40
Password
41
Absorbance Compensation Factor (ABS COMP)
41
Automatic Leak Sensor Correction (LEAK CALIB)
41
Leak Sensor Threshold Level (LEAK THR)
41
Compatibility of D2 Lamps with Previous Models
42
Voltage at Data Recorder Output Terminal
42
How to Update the ROM Version
43
Changing the Power Supply Input Voltage
44
The Cautions at the Time of Linearity Compensation [LINEAR CALIB] Operation
45
Chapter 8 Troubleshooting
46
Using Symptoms to Identify the Problem
46
Using the Error Display to Identify the Problem
46
Problems with Electrical Circuits and Points to Check
47
SPD20-MAIN Circuit Board
47
SPD20-PWR(POWER) Circuit Board
49
Chapter 9 Electrical Circuits
50
PCB Diagram, SPD-20 Cables
50
Circuit Diagram, LC20-KEY
51
Circuit Diagram, SPD20-MAIN
52
Circuit Diagram ,SPD20-MAIN 1/8
52
Circuit Diagram, SPD20-MAIN 2/8
53
Circuit Diagram, SPD20-MAIN 3/8
54
Circuit Diagram, SPD20-MAIN 4/8
55
Circuit Diagram, SPD20-MAIN 5/8
56
Circuit Diagram, SPD20-MAIN 6/8
57
Circuit Diagram, SPD20-MAIN 7/8
58
Circuit Diagram, SPD20-MAIN 8/8
59
Circuit Diagram, SPD- POWER
60
Circuit Diagram ,SPD20-PWR 1/5
60
Circuit Diagram, SPD- POWER 2/5
61
Circuit Diagram, SPD- POWER 3/5
62
Circuit Diagram, SPD- POWER 4/5
63
Circuit Diagram, SPD- POWER 5/5
64
Circuit Diagram, PB-1 ASSY
65
Parts Lists
66
Consumable Parts List
66
Optical Repair Parts List
66
Temperature-Controlled Flow Cell and Plumbing Parts List
66
Electrical Parts List
67
Chapter 11 Optional Parts
68
Parts List and Diagrams for Optional Parts
68
Temperature-Controlled Semi-Micro Cell (228-45605-94)
68
Inert Cell (Without Temperature Control) (228-33338-91)
68
Preparative Cell (Variable Capacity, Without Temperature Control)
69
Parts List and Diagram for Solvent Recycle Valve
70
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Shimadzu SPD-20A Specifications
General
Brand
Shimadzu
Model
SPD-20A
Category
Security Sensors
Language
English
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