HP DesignJet Z3100 SATA Hard Drive Q5669-60175 C7769-60441 I can't personally confirm the

I can't personally confirm the Control Panel fixed it

an invoice for the additional cost of $70 will be sent to you after checkout

Tom was very helpful and worked with me to see if I would be able to put an HP-GL/2 into my  HP Designjet 500 that didn’t have one installed

Designjet Z5400 SATA Hard Drive | E1L21-67027

HP DesignJet Z3100 SATA Hard Drive Q5669-60175 C7769-60441 I can't personally confirm theEasy Printer Fix If your display shows a 08: 11 error code on and it never goes past 1% . . . the hard disk needs replaced if the LEDs on the formatter read: LED1: ON LED2: FLASHING LED3: OFF or: LED1: FLASHING LED2: OFF LED3: OFF Due to the fact that installed disks are married to the printer, no returns are accepted on the sale.