This printhead set is suitable for second generation of Roland Truevis VG-540i & VG-640i printers (with a serial number A*** or L***). This is the original Roland part (number 6000006702 replacing 6000005976, 6000003991, 6000003077, 6000003425 & 6000002330).
 
We recommend to change the head cables when installing a new printhead.
 
The following items are expressly excluded from warranty coverage:
defects related, in any way, to the use of non-original inks
clogged, missing or deviated nozzles
defects related to misuse, abuse, accident, neglect, lack of use, or improper storage when not in use for extended periods
defects related to failure to perform periodic maintenance as specified in the user documentation; operation for unintended purposes
defects related to improper loading of media
all other defects, failures or damage not considered manufacturing defects
defects related to third-party applications, software, parts, components, or peripheral devices, including any bulk ink system.
defects that are merely cosmetic in nature.
 
Technical Specifications
Size: 61.8(W) × 40.5(D) × 23.3(H) mm (2.43" × 1.59" × 0.92")
Number of Nozzles: 384
Nozzle spacing (Within a row): 0,1693 mm/row
Nozzle spacing (Row to row distance): 0.931 mm 
Method: Piston pusher with metallic diaphragm plate
Temperature Control: No heater or thermistor
Drop volume: Binary mode : 3-5pl / Grey-scale mode : 21±2pl
*depending on the ink
Jetting Frequency: Binary mode : 30kHz / Grey-scale mode : 24kHz
Life: 30 billion actuations per nozzle
Compatible ink: Aqueous, Solvent
 
This set includes:
1x head
1x fixing tape
1x 250mm long HF protected (aluminium) head data cable + plastic shields
1x head tube
 
Printer compatibility
Roland SG2-300
Roland SG3-300
Roland VG-640
Roland VG-540
Roland SG2-540
Roland SG2-640
Roland VF2-640
Roland VG2-640
Roland VG3-640
Roland SG3-540
Roland VG3-540
Roland VG2-540