diff --git a/HP-Keysight-Agilent/34401A_DMM/34401-ServiceManual.pdf b/HP-Keysight-Agilent/34401A_DMM/34401-ServiceManual.pdf
new file mode 100644
index 0000000..1d594ef
Binary files /dev/null and b/HP-Keysight-Agilent/34401A_DMM/34401-ServiceManual.pdf differ
diff --git a/HP-Keysight-Agilent/34401A_DMM/34401-UserManual.pdf b/HP-Keysight-Agilent/34401A_DMM/34401-UserManual.pdf
new file mode 100644
index 0000000..15c90cc
Binary files /dev/null and b/HP-Keysight-Agilent/34401A_DMM/34401-UserManual.pdf differ