diff --git a/comedi_calibrate/ni.c b/comedi_calibrate/ni.c
index 8acbeb9..31db916 100644
--- a/comedi_calibrate/ni.c
+++ b/comedi_calibrate/ni.c
@@ -112,14 +112,14 @@ static struct board_struct boards[]={
 	{ "pxi-6052e", STATUS_UNKNOWN, NULL, ni_setup_observables, -1, -1 },
 	{ "pxi-6070e", STATUS_UNKNOWN, NULL, ni_setup_observables, -1, -1 },
 	{ "pxi-6071e", STATUS_GUESS, cal_ni_pxi_6071e, ni_setup_observables, -1, -1 },
-	{ "pci-6711", STATUS_GUESS, cal_ni_pci_6711, ni67xx_setup_observables, -1, -1},
-	{ "pci-6713", STATUS_GUESS, cal_ni_pci_6711, ni67xx_setup_observables, -1, -1},
-	{ "pci-6731", STATUS_GUESS, cal_ni_pci_6711, ni67xx_setup_observables, -1, -1},
-	{ "pci-6733", STATUS_GUESS, cal_ni_pci_6711, ni67xx_setup_observables, -1, -1},
-	{ "pxi-6711", STATUS_GUESS, cal_ni_pci_6711, ni67xx_setup_observables, -1, -1},
-	{ "pxi-6713", STATUS_GUESS, cal_ni_pci_6711, ni67xx_setup_observables, -1, -1},
-	{ "pxi-6731", STATUS_GUESS, cal_ni_pci_6711, ni67xx_setup_observables, -1, -1},
-	{ "pxi-6733", STATUS_GUESS, cal_ni_pci_6711, ni67xx_setup_observables, -1, -1},
+	{ "pci-6711", STATUS_UNKNOWN, cal_ni_pci_6711, ni67xx_setup_observables, -1, -1}, //0x1d4, 0x1d5},
+	{ "pci-6713", STATUS_UNKNOWN, cal_ni_pci_6711, ni67xx_setup_observables, -1, -1},
+	{ "pci-6731", STATUS_UNKNOWN, cal_ni_pci_6711, ni67xx_setup_observables, -1, -1},
+	{ "pci-6733", STATUS_UNKNOWN, cal_ni_pci_6711, ni67xx_setup_observables, -1, -1},
+	{ "pxi-6711", STATUS_UNKNOWN, cal_ni_pci_6711, ni67xx_setup_observables, -1, -1},
+	{ "pxi-6713", STATUS_UNKNOWN, cal_ni_pci_6711, ni67xx_setup_observables, -1, -1},
+	{ "pxi-6731", STATUS_UNKNOWN, cal_ni_pci_6711, ni67xx_setup_observables, -1, -1},
+	{ "pxi-6733", STATUS_UNKNOWN, cal_ni_pci_6711, ni67xx_setup_observables, -1, -1},
 #if 0
 	{ "at-mio-64e-3",	cal_ni_16e_1 },
 #endif