Mike's PBX Cookbook

BCM-50 Station Module Wiring

ASM8(+)/GASM/DSM(+) Media Bay Module Amphenol Wiring

Use the table below if connecting extensions (stations) to a DSM Media Bay Module.
Note:The ASM8/8+ and GASM MBMís support 8 analog stations.

Station Modules are compatible with the BCM 200/400 Main Unit, BCM 400 Expansion Unit, BCM 450 Main Unit, BCM 450 Expansion Unit and BCM 50 Expansion Unit. The Default DN's shown below apply when the modules are used with a BCM50 Expansion Unit.

Expansion Port 1Expansion Port 2
Pair Pin Wires Colour ASM8/GASM
DSM16
DSM 32 Low
Default DNís
DSM 32 High
Default DNís
ASM8/GASM
DSM16
DSM 32 Low
Default DNís
DSM 32 High
Default DNís
ASM8/GASM/DSM
1 26/1 White/Blue 237 253 269 285
2 27/2 White/Orange 238 254 270 286
3 28/3 White/Green 239 255 271 287
4 29/4 White/Brown 240 256 272 288
5 30/5 White/Slate 241 257 273 289
6 31/6 Red/Blue 242 258 274 290
7 32/7 Red/Orange 243 259 275 291
8 33/8 Red/Green 244 260 276 292
DSM Only
9 34/9 Red/Brown 245 261 277 293
10 35/10 Red/Slate 246 262 278 294
11 36/11 Black/Blue 247 263 279 295
12 37/12 Black/Orange 248 264 280 296
13 38/13 Black/Green 249 265 281 297
14 39/14 Black/Brown 250 266 282 298
15 40/15 Black/Slate 251 267 283 299
16 41/16 Yellow/Blue 252 268 284 200
17-25 No Connection

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