
CV CHARTER
CV# Description Range defualt
CV1 Short address 1-127 3
CV2 Start voltage 0-63 10
CV3 Acceleration 0-63 0
CV4 Deceleration 0-63 0
CV5 Top voltage 0-63 63
CV29 Basic configuration 2
CV19 Advanced consist address 0-127 0
CV21 CV21=0, all accessory functions follow its own address. When CV21=1, all
functions will follow the consist address 0
CV49 Master volume control 16=max volume, 0=sound off 0-16 16
CV50 Horn type (22 types plus off, 22=off) 0-22 13
CV51 Horn volume 0-15 15
CV52 Bell type (8 types plus off, 8=off) 0-7 5
CV53 Bell volume 0-15 15
CV54 Bell ring rate 0-50 3
CV55 Diesel rumble volume 0-15 12
CV56 Brake squeal volume 0-15 12
CV57 Dynamic brake volume 0-15 12
CV58 Air release volume 0-15 12
CV59 Air pump volume 0-15 12
CV60 Safety pop valve volume 0-15 12
CV61 Engine cooling fan volume 0-15 12
CV62 Coupling volume 0-15 12
CV64 Rail wheel clack 0-15 12
CV65 Kick start voltage 0-63 63
CV67-9428 speed steps table while CV29.4=1 1-255
CV112 Back EMF start speed adjudstment 0-7 0
CV113 Back EMF load control proportional gain kp 0-31 20
CV114 Back EMF load control integral gain ki 0-31 10
CV115 Brake sound type: 2=breke sound off 0-2 0
CV117 Light brightness 0-15 0
CV120 Light brightness 0-255 255
CV121 Air compressor mode (1=change with engine rpm) 0-1 0
CV122 Diesel notch mode, 0=auto notch 3=manual notch 0-3 0
CV123 Diesel prime mover select 0-5 0
CV124 Back EMF load control intensity (0=off) 0-255 0
CV125 Program to “1” will restore some CV’s to factory settings …. 0
FUNCTION CHARTER
Function Idle/Moving
F1 Bell on/off
F2 Horn
F3 Air release
F4 Coupling 1
F5 Brake release / brake squeal
F6 Dynamic brake on/off
F7 Air hose firing/uncoupling lever
F8 Click 3 times will shut down when in idle/Manual notch down
F9 Engine cooling fan / Manual notch up
F10 Rail wheel clack (only moving)
F11 Traction air compressor
F12 Change prime diesel rumble type (CV123, 6 types)
F13 Master volume reduce by 1 / air release
F14 Master volume increase by 1 / air release
F15 Air compressor
F16 flange squeal
F17 Air release
F18 Change bell type (8 types plus off)
F19 Horn type select (total 22 different horns plus off)
F20 Associated loco sound
F21 Change bell volume (go up by 1 and back 0 when reach top)
F22 Change horn volume (go up by 1 and back 0 when reach top)
F23 Change diesel rumble volume(go up by 1 and back 0 when reach top)
F24 Safety valve pop
F25 Air release
F26 Flange noise
F27 Sand drop
F28 Air release
RETURN PROCEDURE
This decoder carries a 6 month warranty against factory defects. This warranty
does not include abuse, misuse, neglect, improper installation, or any modifications
made to this decoder, including but not limited to the removal of the NMRA plug if
applicable. If it should become necessary to return the decoder for warranty repair/
replacement, please include a letter with your name, address, daytime phone
number, and a detailed description of the problem you are experiencing. Please
also include a check or a money order for $9.00 to cover return shipping and
handling. If the decoder is no longer considered under warranty, then please contact
XL Systems for a price quote to cover the cost of repair or replacement of the
decoder, and return shipping and handling. Customers outside the continental
United States, including; Hawaii,Alaska, Canada and Mexico, have to contact us
for exact return shipping rates for both warranty and non-warranty repairs. Contact
Send the decoder to: XL SYSTEM INC. 14 DORA Lane HOLMDEL, NJ 07733
CV123 PRIME MOVER CHARTER
CV123 Prime mover Suitable for the locomotive
0 EMD645E SD39, SD40, SD40A, SD40-2, SD40T-2, SD45, SDP45, SD45X, SD45-2,
SD45T-2, F45, FP45, DDA40X, GP15T, GP39, GP39-2, GP40, GP40-2
1 EMD645 SW 1000, SW1001, SW1500, SW1500, SW1504, MP15DC, MP15AC,MP15T,
GP38, GP38-2, SD38, SD38-2, GP15AC, GP15-1
2 EMD710 SD70AC, SD70M-2
3 ALCO244 RS-3, PA1, PB1
4 ALCO539T S-2, S-4, RS-1, RSC-1, RSD-1, DL-105, DL-107, DL-108, DL-109, DL-110
5 EMD567 F2A/B, F3A/B, F7A/B, F9A/B, BL1, BL2, FP7, FL9, FT, GP7, GP9 ,GP,GP28
E6, E7, E8, E9, NW2, NW3, NW4, SW1, SW7, SW8, SW9, SW600, SW900