iii
 IM AQ6370E-02EN
Checking the Contents of the Package
Unpack the box, and check the following before operating the instrument. If the wrong items have 
been delivered, if items are missing, or if there is a problem with the appearance of the items, 
contact your nearest YOKOGAWA dealer.
AQ6370E Main Unit
Check that the model and suffix on the name plate on the rear of the instrument match those of 
your order. When contacting the dealer from which you purchased the instrument, please give them 
the instrument number.
Model Suffix Code
1
Specifications
AQ6370E AQ6370E Optical Spectrum Analyzer
Specification -10
-20
-00
Standard model
High performance model
Limited model
Built-in light 
source
-L1
-L0
Wavelength reference source
Without Light source
Power Cord
 2
-D UL/CSA standard and PSE compliant, Rated Voltage: 125 V
-F VDE/Korean standard, Rated Voltage: 250 V
-R Australian standard, Rated Voltage: 250 V
-Q British standard, Rated Voltage: 250 V
-H Chinese standard, Rated Voltage: 250 V
-N Brazilian standard, Rated Voltage: 250 V
-T Taiwanese standard, Rated Voltage: 125 V
-B Indian standard, Rated Voltage: 250 V
-U IEC Plug Type B, Rated Voltage: 250 V
-Y No power cord included.
3
Options /FC AQ9447(FC) Connector Adapter
4
/SC AQ9447(SC) Connector Adapter
4
/RFC AQ9441(FC) Connector Adapter
5
/RSC AQ9441(SC) Connector Adapter
5
1
 
 For products whose suffix code contains “Z,” an exclusive manual may be included. Please read it along 
with the standard manual.
2
 
Make sure that the attached power cord meets the designated standards of the country and area that you 
are using it in.
3
 
Prepare a power cord that complies with the standard specified by the country or region that the instrument 
will be used in.
4  Already attached to the optical input of the AQ6370E front panel.
5  Already attached to the calibration light source output of the AQ6370E front panel.
•  No. (Instrument Number)
When contacting the dealer from which you purchased the instrument, please give them the 
instrument number.