
USER MANUAL
T20 Series
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Thank you for purchasing COMMAX products.
Please carefully read this User’s Guide (in particular, precautions for safety) before using a product and
follow instructions to use a product exactly.
The company is not responsible for any safety accidents caused by abnormal operation of the product.

CONTENTS
COMMAX Access Control Solutions
1.Before Starting
Cautions
Product Specification
Components
Parts and Functions
Dimensions
Fingerprint Registration
Verification Mode
Displays
Ethernet Connection with Hub
Ethernet Connection with PC
2.Instruction of Card Type
Instruction of Card Type
3.Instruction of Fingerprint Type
Instruction of Fingerprint Type
4.User
User-Registration
User-Delete
User-Temporary ID
5.Setting
Setting - Basic
Setting - Advanced
Setting - Access
Setting - Communication
Setting - Event
6.USB Memory
USB Memory
7.Information
Memory Information
Device Information
8.Installation Guide
Part Name
Cable Connection - Power
Cable Connection - TCP/IP
Cable Connection - Wiegand Out
Cable Connection - RF Card Reader
Cable Connection - Sensor
Cable Connection - Relay
RS485 / RS422(T-20)
28
4
3
5
6
10
11
12
13
14
15~18
19
20~22
23
24~25
26
27
29
30~32
33~35
36~37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
7
8
9

Before Starting
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COMMAX Access Control Solutions

COMMAX Access Control Solutions
Product Specification
Confirm the specifications.
External Connector : 1.25mm pitch
T20 Series
T20-F T20-D T20-C

COMMAX Access Control Solutions
Cautions
Avoid direct sunlight or heat radiations
Do not use liquid solvent or wet cloth
when cleaning. Use soft cloth.
Do not put around strong magnetic
things such as TV, monitor and magnet
Call service centre if you have
any problems.
Be careful not to drip liquid such as
water or beverage into the item.
Do not renovate, repair or separate as
you want randomly. A/S will not be taken.

COMMAX Access Control Solutions
Components
Bracket
Cable Screw / Programme CD
TCP/IP Extension Cable
T-20

COMMAX Access Control Solutions
Parts and Functions
Color TFT LCD
Display time,
device
status, user list
and UI
LED
Light on system status
LED
Light on system status
Fingerprint Sensor
Register and
identify
user’s fingerprint
Speaker
Output sound effect
& voice message
Connector
Connect to cable
USB
Slot to connect
USB memory

COMMAX Access Control Solutions
Dimensions
48(mm)
38(mm) 34.4(mm)
9.2(mm)
138(mm)
124.4(mm)

COMMAX Access Control Solutions
Fingerprint Registration
Proper way
Improper way
Note - Register fingerprint
Register fingerprint properly.
Recommend to register other finger part
when a finger is wounded.
Recommend to register more than
two fingers to ready for various situations.

COMMAX Access Control Solutions
Verification Mode
Verify set points on the menu - Settings / Advanced / Operated Mode
Card
Fingerprint

COMMAX Access Control Solutions
Displays
There is a display component of basic menu.

COMMAX Access Control Solutions
Ethernet Connection with Hub
Ethernet Hub

COMMAX Access Control Solutions
Ethernet Connection with PC
KJ 3400 that is supported to automatic MDI / MDIX can connect to PC through straight type
but not cross type.

Instruction of Card Type
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COMMAX Access Control Solutions

COMMAX Access Control Solutions
Instruction of Card Type
1.File Excusion
1) Run Shortcut Tool. exe of KJ 3400
2) Connect TCP-IP to 3400 terminal port and PC

COMMAX Access Control Solutions
Instruction of Card Type
2. Programme Explanation
1)Search device
2)It can set communication parameter of installed product
3)It can register and delete master card
3. Device Search of Programme Explanation(A)
1) It can check equipment state
(no. unique ID , ID , IP Address , Subnet Mask, Default, Port, Language)
when click search device.