INSTRUCTION MANUAL NPPA-TT-SD25 PATCH PANEL “Easy Patch” | 96 Bantam (TT) Jacks, 25 pin D-subminiature NEUTRIK AG Liechtenstein Tel.: +423/237 24 24 Fax: +423/232 53 93 www.neutrik.com Draft. Nr.: Update: NEUTRIK Zürich AG Switzerland Tel.: +41 44/736 5010 Fax: +41 44/736 5011 NEUTRIK (UK) Ltd. NEUTRIK USA INC. Great Britain USA Tel.: +44 1983/811 441 Tel.: +1 732/901 9488 Fax: +44 1983/811 439 Fax: +1 732/901 9608 BDA206 17.01.2008 Data subject to change without prior notice. ©2007 NEUTRIK .
NPPA-TT-SD25 Instruction Manual Index 1. Electrical configuration.................................................................................................3 2. Replacement of Jack Pairs ..........................................................................................4 3. Reconfiguration by hand..............................................................................................5 4. Grounding variations ................................................................................
NPPA-TT-SD25 Instruction Manual 1. Electrical configuration The Neutrik ”Easy Patch” is fitted with high quality, long life NJ3TTA double contact jacks (2 x 48) with drastically improved contact integrity. The NJ3TTA double contact jacks are gold plated and prewired. The Neutrik ”Easy Patch” is an innovative and compact patching system (just 1 U high) for 19” rack mounting. Robustly housed in black coated steel casing and featuring precision aluminum fittings it is built to last.
NPPA-TT-SD25 Instruction Manual 2. Replacement of Jack Pairs Each individual jack pair can be exchanged or re-configured without fuss even while the unit is “on air”. For replacement or re-configuration just remove the easy accessible module consisting of two “Plug-in Units”. Module consisting of 2 Jack Pairs Remove Front Panel by unscrewing the 3 black cross-recessed screws (M3x8 Taptite), remove the two side-stops. Push out the channel identification strips.
NPPA-TT-SD25 Instruction Manual Alternatively the jack pairs may be pulled out by the use of two Bantam plugs (diagonally plugged in). The two jack pairs have to be re-assembled in the right way so that the thicker body marked “left” is put on the left side with the mark outside and readable.
NPPA-TT-SD25 Instruction Manual ...to slide the jack pairs against each other in axial direction. Then remove the cover with a tiny grip at the side and carefully Pull out the configuration bars you need to exchange (preferably using a small screw-driver). Insert new bars carefully by pressing them in parallel at both ends.
NPPA-TT-SD25 Instruction Manual 4. Grounding variations The patch panel is terminated with 12 Sub-D connectors each of them corresponding to groups (Sub-D groups) of 8 channels. Grouping of individual channels The ground contacts of top and/or bottom jacks of each channel can be connected to a Sub-D Group by linking the circuit using the corresponding solder pads. In the shipping condition each channel offers individual grounding (floating channel). For grounding/grouping options solder pads are offered.
NPPA-TT-SD25 Instruction Manual Jumper Setting Grouping Arrangement on PCB (seen from mating side) PCB (seen from front, removed jack pairs) Pin-Header Ground grouping top row Solder to bridge sleeve (phantom power) Chassis Common flexible foil Ground grouping bottom row Sub-D-Group Central Bridge sleeve Sub-D-Group Chassis Top Sub-D-Group Chassis Bottom It's also possible to bridge the sleeve contacts of top and bottom row without grouping of channels! Grounding Variations Note: Phantom power
NPPA-TT-SD25 Instruction Manual 5. Wiring 12 Sub-D connectors with 25 pins each enable fast and easy wiring even with the patch panel installed in the rack. The pinout is equivalent to "Tascam DA-88 Analog I/O printout". Rear front for wiring 6. Cable retention to the unit The built in cable retention bar is at the back of the casing. Simply attach the cables with cable ties to the bar. For large and heavy bundles there is an additional strain relief bar NPPA-S available.
NPPA-TT-SD25 Instruction Manual 7. Channel identification The front panel is equipped with channel identification strips located in the center of the channels and marked with the channel numbers 1-24 and 25-48 respectively. Channel identification strips Labeling strips For the perfect management of the system and for individual identification according to customer’s needs there are two large and separate labeling strips, one for the bottom and one for the top row.
NPPA-TT-SD25 Instruction Manual For easy and perfect marking you can use our designation software “PatchLabel” which is available on our web site www.neutrik.com free of charge. Print-Out software “Patch Label” 8. Technical data 8.1 Electrical Frequency range: Digital suitability: Channel separation: Insulation resistance: Connector contact resistance: Switch contact resistance: Dielectric strength: DC to > 50 MHz Digital audio acc.
NPPA-TT-SD25 Instruction Manual Example channel 1 to 8, the other channels are identical. 9.
NPPA-TT-SD25 Instruction Manual 10. Ordering Information 10.
