Skutch Electronics CK-7 User Manual
Ck-7, Installation diagram, Promotion-on-hold module

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"Telecommunication Products to solve Telecommunication Problems"
CK-7
Promotion-On-Hold
Module
(For RCA 25403, 25404,
25413, 25414, 25415 & GE
25403RE3, 25404RE3
phones)
Introduction
Thank you for purchasing the Skutch
CK-7 Promotion-On-Hold Module for the RCA 25403, 25404, 25413, 25414 and 25415
four line telephones. The CK-7 supplies Promotion-On-Hold whenever any call is placed
ON HOLD with the telephone's hold button. The CK-7 can be installed on any one of the
compatible telephones and is accessible from all compatible telephones that are
connected to the same telephone lines. Other makes and/or models of telephones can be
used with the CK-7 but they will not produce Promotion-On-Hold when placed ON
HOLD.
1&2 1&2 1&2
To Phone
To Phone
To Line
To Line
CK-7
Pro mo tion-On -Hold Module
Audio In–
3&4 3&4 3&4
1 2 3 4 PWR
Fo r RC A 25403, 254 04 Pho nes
Lines 1&2
Lines 3&4
Lines 1&2
Lines 3&4
Connect to Headphone
Jack or 8 ohm output
Audio
Source
Installation Diagram
Audio Cord
for CD Player
ONLY!