R3765/67G Series Network Analyzer Operation Manual
2.2 Rear Panel Descriptions
2-12
Table 2-6 Rear Panel Descriptions (R3765CG/67CG)
No.
Name
Description
1
KEYBOARD connector
Connector to connect PS/2 type (6-pin small size DIN) key
board.
An external keyboard can be used to input a label name, a
saving register name and a BASIC text.
2
VIDEO connector
Video signal output correspondence to VGA. (15-pin)
3
PRINTER connector
4
PARALLEL I/O connector
The I/O port connector is used to communicate peripheral
devices such as an automatic machine and a foot switch.
(Output: 8-bit 2 systems, Input/output: 4-bit 2 systems)
EXT TRIGGER input.
(Negative logic, pulse width: 1
µ
s or more, 18-pin terminal)
*Use shielded cables for connection (to prevent malfunction
by noise).
5
RS-232 connector
Input/output connector conformed to RS-232 standard.
(D Sub 9-pin male)
6
GP-IB connector
The GPIB connector is used to remotely control an external
peripheral devices and to be remotely controlled by an
external controller.
7
AC POWER connector
The AC POWER connector has three-pin structure includes
an earth pin.
To remove a power fuse, pull out the upper cover.
8
TEST SET connector
Connector (used with the AG or CG model) for the test-set
9
PROBE connector
Connector for probe power.
±
12V output
10
10MHz OUT (OPTION)
connector
Spare connector for option.
11
External STD IN connector
This connector is used to input a reference frequency from
an external device.
Input frequency
: 1, 2, 5, 10MHz, 0dBm or more
Input frequency accuracy : Within
±
10ppm
12
TEST PORT 1 BIAS
Connector used for the bias input to TEST PORT 1.
(MAX.
±
30V 0.5A DC) (For the CG model only, excluding
CG model analyzers with OPT 11, 13 or 14 installed)
13
Fuse holder
Fuse (1A) for the bias input to TEST PORT 1.
(For the CG model only, excluding CG model analyzers with
OPT 11, 13 or 14 installed)
14
TEST PORT 2 BIAS
Connector used for the bias input to TEST PORT 2.
(MAX.
±
30V 0.5A DC) (For the CG model only, excluding
CG model analyzers with OPT 11, 13 or 14 installed)
15
Fuse holder
Fuse (1A) for the bias input to TEST PORT 2.
(For the CG model only, excluding CG model analyzers with
OPT 11, 13 or 14 installed)
16
Exhaust vent
Cooling fan.
CAUTION! Do not block the vent.