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CTX28 Installation
Installing the CTX28 Cabinet
1-12 Strata CTX I&M 06/04
Step 2: Install the GVMU1A Voice Mail PCB (optional)
1. In the CTX28 cabinet, remove the two screws and the PCB stopper (Figure 1-8).
2. On the GVMU, set the SW6 battery jumper to ON and set the Greeting language switch
(Figure 1-9). Default language is “English.” See Table 1-6 for other language settings.
3. Turn off system power and if GCTU is installed remove GCTU before installing the GVMU.
4. Install the GVMU into the lower slot of the GMAS (sub-motherboard) (see Figure 1-8).
5. Install the GCTU per Step 3 and turn system power ON.
Note To program GVMU, refer to Strata CTX28 Voice Processing Programming Manual and use
XADM4 Admin software.
³ To re-initialize GVMU to default data after it has been in use (see CAUTION! below)
1. Turn off CTX28 system power and uninstall GCTU and GVMU.
2. Remove the GVMU battery jumper for two minutes.
3. Place the GVMU battery jumper back to the ON position, then install the GVMU and GCTU.
4. Turn system power back on.
CAUTION! Initializing GVMU to default data will erase all Names, Security codes and
saved Messages.
Figure 1-8 GVMU/GCTU PCB Stopper
Table 1-6 English/French Greetings Settings on the GVMU1A
Jumper English French English to French French to English
SW2 OFF ON OFF ON
SW3 OFF OFF ON ON
Jumper Admin PC Real Time Debug Monitor
SW4 OFF (default) ON (used for debug information, i.e., log and trace data by TTY.
SW5 Not used.
SW6 Battery Jumper – must be in ON position
7162
GVMU
GCTU
GVMU
PCB Stopper
7252