Citizen CLP-621 Technical Manual

3-5. Disassembly, Reassembly and Lubrication
CLP-621 & CLP-631 3-10
( 2) Removing the Case U after detaching the Ribbon Unit
Caution: Once the Ribbon Unit is removed, you need to recheck if ribbon wrinkles
appear or not. If ribbon wrinkles are found, correct them referring to
“Removing Ribbon Wrinkle” on page 3-
50. Normally, adjustment with the
Ribbon Left-Right Balance Adjustment Knobs (Front/Rear) will remove ribbon
wrinkle.
1. Remove the Top Cover SA. Refer to 3-5-1 “Top Cover SA”.
2. Remove 2 screws (PH, M3x6) and detach the Ribbon Unit by lifting it upward. At this time,
disconnect 1 connector (CN701) from the Ribbon Main PCB.
3. Remove 1 screw (PH, M3x3) and detach the Motor Cover.
4. Remove 5 screws (PHT (BH2T), M3x14).
5. Release the Head Open Lever (blue color) to open the Head Unit, and then carefully
detach the Case U Unit by lifting it upward.
PH, M3x3
Cover, Motor
PH, M3x6
Unit, Ribbon
PHT (BH2T), M3x14
(Ribbon Left-Right Balance
Adjustment Knob (Rear))
(Ribbon Left-Right Balance
Adjustment Knob (Front))
(Case U Unit)
(CN701)

Citizen CLP-621 Specifications

General

USB port	No
RS-232 interface	Yes
Optional connectivity	Ethernet
USB 1.1 ports quantity	1
USB 2.0 ports quantity	0
Connectivity technology	Wired
Flash memory	2 MB
Certification	UL, C-UL, FCC class A, CCC, CE Marking
Internal memory	8 MB
Number of fonts	2
Built-in barcodes	PDF417, UPC-A, UPC-E
Built-in processor	32 Bit RISC
Mean cycles between failures (MCBF)	1000
Power consumption	2400 mA
Power requirements	100 - 240V, 50 / 60Hz
Compatible operating systems	Windows 2000, XP, Vista
Core diameter	25.4 mm
Ribbon length	360 m
Media thickness	0.0635 - 0.254 mm
Maximum label length	812 m
Maximum roll diameter	127 mm
Supported paper width	19.5 - 118 mm

Weight and Dimensions

Depth	114 mm
Width	91 mm
Height	104 mm