HP Indigo 7800 Electrometer Board Test - Page 23

Turn ON the Charge Roller AC voltage from the SYSTAB-I/O Editor. At the SYSTAB-I/O find

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c. In the Liquids tab, touch the CS Pump. 6. Turn ON the Charge Roller DC voltage as follows: a. From the press UI: (Element Activation > Charge Roller Tab), touch the Voltage button. b. Turn ON the Charge Roller AC voltage from the SYSTAB-I/O Editor. At the SYSTAB-I/O find: 'IO_HVIF_CR_AC_SETV', double-click to activate it and set it as the value as follows: ● If Hydrin Charge Roller, set value to 700v. ● If CCR Charge Roller, set value to 800v After setting the value above, verify that 'Formulated value' for IO_HVIF_CR_DC_SETV is between 1000 and 1100. NOTE: You will need to visually verify what charge roller is installed on press, e.g. Hydrin or CCR. Open press front engine door and verify: Probe Test Procedure 21

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c.
In the Liquids tab, touch the CS
Pump.
6.
Turn ON the Charge Roller DC voltage as follows:
a.
From the press UI: (
Element Activation > Charge Roller Tab),
touch the
Voltage
button.
b.
Turn ON the Charge Roller AC voltage from the SYSTAB-I/O Editor. At the SYSTAB-I/O find:
‘
IO_HVIF_CR_AC_SETV’
, double-click to activate it and set it as the value as follows:
●
If
Hydrin
Charge Roller, set value to
700v
.
●
If
CCR
Charge Roller, set value to
800v
After setting the value above, verify that ‘Formulated value’ for IO_HVIF_CR_DC_SETV is between
1000 and 1100.
NOTE:
You will need to visually verify what charge roller is installed on press, e.g. Hydrin or CCR.
Open press front engine door and verify:
Probe Test Procedure
21