HP DesignJet T730

System Error Code
(DAXX-YYZZ)
Service Part (XX.YY) Error Cause (ZZ)
0027-0022 27.00. Printhead "PHA error: VPP short"
0027-0023 27.00. Printhead "PHA error: VPP short"
0027-0024 27.00. Printhead "PHA error: VPP short test"
0027-0025 27.00. Printhead "PHA error: VPP short test"
0027-0026 27.00. Printhead "PHA error: VPP expected o"
0027-0027 27.00. Printhead "PHA error: VPP out of range"
0027-0028 27.00. Printhead "PHA error: VPP out of range"
0027-0029 27.00. Printhead "PHA error: VPP out of range"
0027-0030 27.00. Printhead "PHA error: VPP out of range"
0027-0031 27.00. Printhead "PHA error: VPP out of range"
0027-0032 27.00. Printhead "PHA error: VPP out of range"
0027-0033 27.00. Printhead "PHA error: VPP bleed failed"
0027-0034 27.00. Printhead "PHA error: VDD check timeout"
0027-0035 27.00. Printhead "PHA error: VPP check timeout"
0027-0036 27.00. Printhead "PHA error: VPP bleed fuse"
0027-0037 27.00. Printhead "PHA error: VPP bleed fuse"
0027-0038 27.00. Printhead "PHA error: VDD too many ignored"
0027-0039 27.00. Printhead "PHA error: VPP too many ignored"
0027-0040 27.00. Printhead "PHA error: VPP too many ignored"
0027-0041 27.00. Printhead "PHA error: VDD check timeout"
0027-0042 27.00. Printhead "PHA error: VPP check timeout"
0027-0043 27.00. Printhead "PHA error: VDD check timeout"
0027-0044 27.00. Printhead "PHA error: VPP check timeout"
0027-0045 27.00. Printhead "PHA error: VDD on"
0027-0046 27.00. Printhead "PHA error: VPP on"
0027-0047 27.00. Printhead "PHA error: VPP setpoint failed"
0027-0048 27.00. Printhead "PHA error: VPP setpoint failed"
0027-0049 27.00. Printhead "PHA error: VPP bleed failed"
0027-0050 27.00. Printhead "PHA error: VPP bleed failed"
0027-0051 27.00. Printhead "PHA error: VPP bleed failed"
0027-0052 27.00. Printhead "PHA error: VPP cal out of range"
0027-0053 27.00. Printhead "PHA error: VPP bleed failed"
0027-0054 27.00. Printhead "PHA error: VPP bleed failed"
0027-0055 27.00. Printhead "PHA error: VPP bleed failed"
72 Chapter 2 Troubleshooting ENWW