APPENDIX C CONNECTORS FOR TARGET CONNECTION
User’s Manual U14700EJ2V0UM
45
(2) When mounting device
Caution
Check for abnormal conditions such as resin burr or bent pins before mounting a device on the
NQPACK144SD. Moreover, check that the hold pins of the HQPACK144SD are not broken or
bent before mounting the HQPACK144SD. If there are broken or bent pins, fix them with a thin,
flat plate such as a blade.
<1>
Make sure that the NQPACK144SD is clean and the device pins are parallel (flat) before mounting a
device on the NQPACK144SD. Then, after mounting the NQPACK144SD on the target board, fix the
device and the HQPACK144SD (refer to Figure C-2).
<2>
Using the screws provided with the HQPACK144SD (four locations: M2
×
6 mm), secure the
HQPACK144SD, device, and NQPACK144SD.
Tighten the screws in a crisscross pattern with the screwdriver provided or a driver with a torque gauge
(avoid tightening only one screw strongly). Tighten the screws with 0.55 kg
⋅
f
⋅
cm (0.054 N
⋅
m) max. torque.
Excessive tightening may diminish conductivity.
At this time, each pin is fixed inside the plastic dividers by the contact pin of the NQPACK144SD and the
hold pin of the HQPACK144SD (refer to Figure C-3). Thus, pins cannot cause a short with pins of
neighboring devices.
Figure C-2. Mounting Device
Fastening screws
HQPACK144SD
NQPACK144SD
Target system
Device
Figure C-3. NQPACK100SD and Device Pin
Hold pin of HQPACK144SD
Divider
Device
Pin
Contact pin of NQPACK144SD
