Page 2 - Warranty Information; or visit our website at; COPYRIGHT
MAN077 Rev Date 7/1/2007 Warranty Information The warranty period on this product (parts and labor) is two (2) years from the date of purchase. Please contact Network Technologies Inc at (800) 742-8324 (800-RGB-TECH) or (330) 562-7070 or visit our website at http://www.networktechinc.com for informa...
Page 3 - TABLE OF CONTENTS
MAN077 Rev Date 7/1/2007 TABLE OF CONTENTS INTRODUCTION ............................................................................................................................................................. 1 MATERIALS .............................................................................
Page 4 - TABLE OF FIGURES
MAN077 Rev Date 7/1/2007 TABLE OF FIGURES Figure 1- Keyboard dip-switch configuration ...................................................................................................................................... 3 Figure 2- Connect the monitor to the KEEMUX ....................................
Page 5 - NTI KEEMUX Series PS/2 KVM Switch; INTRODUCTION; Available Options; RS; MATERIALS; Not
NTI KEEMUX Series PS/2 KVM Switch 1 INTRODUCTION The KEEMUX PS/2 KVM switch (KEEMUX) enables access to several IBM PC-AT, PC-AT Clone or PS/2 CPUs from one monitor, keyboard and PS/2 mouse (up to 32 CPUs as a single switch or 152 CPUs when switches are cascaded). These CPUs can be file servers, netw...
Page 6 - FEATURES AND FUNCTIONS; 5HD female connectors- for connecting video cables from CPUs; Front View of KEEMUX-P8; Rear View of KEEMUX-P8; NTI
NTI KEEMUX Series PS/2 KVM Switch 2 FEATURES AND FUNCTIONS 1. Power ON/OFF switch 2. Mode LEDs- for visual indication of switch mode status 3. CPU Status LEDs- for visual indication of connection between the user and a specific CPU. 4. CPU Select Switches- push to manually switch to a specific CPU 5...
Page 7 - INSTALLATION; CPU; Figure 1- Keyboard dip-switch configuration; Make Connections; Figure 2- Connect the monitor to the KEEMUX
NTI KEEMUX Series PS/2 KVM Switch 3 INSTALLATION Prepare To Connect 1. Before connecting the KEEMUX to the CPUs, make sure all CPUs, the monitor, and the KEEMUX are turned OFF. WARNING! D AMAGE MAY OCCUR TO THE CPU IF POWER IS NOT DISCONNECTED BEFORE CONNECTING OR DISCONNECTING CABLES . 2. The dip-s...
Page 8 - AT Style Connector; Figure 4- Connect a CPU to the KEEMUX; Rear View of PS/2 CPU
NTI KEEMUX Series PS/2 KVM Switch 4 AT Style Connector 2. Connect the keyboard cable to the 6 pin miniDIN female port labeled “KEYBOARD” on the rear panel of the switch. Connect the mouse cable to the 6 pin miniDIN female port labeled “MOUSE” on the rear panel of the KEEMUX. Figure 3- Connect the us...
Page 9 - Power Up; Turn the monitor power ON.; CASCADING; Figure 5- Cascaded configuration; Limitations
NTI KEEMUX Series PS/2 KVM Switch 5 Power Up 1. Turn the KEEMUX power ON first. The mode LEDs on the KEEMUX should flash twice. 2. Turn the monitor power ON. 3. Turn any or all of the CPUs ON. FYI: Do not press any port buttons on the front panel until the PORT 1 light on the front panel illuminates...
Page 10 - Configuration; Front Panel Configuration Switches; Switch; Cascaded Installation; Figure 6- Cable connections for cascading
NTI KEEMUX Series PS/2 KVM Switch 6 Configuration All 4, 8, and 16-port units are configured using the 8-position dip-switch (located on the front of each unit) according to tables 1 and 2 below. Front Panel Configuration Switches Table 1 * (default settings) Switch SW1 SW5 SW6 STAND-ALONE SWITCH OF...
Page 11 - Figure 7- Connect remote extension cables between cascaded units; USING THE NTI KEEMUX PS/2 KVM SWITCH; TO SLAVE 1; DAISY OUT; MASTER
NTI KEEMUX Series PS/2 KVM Switch 7 2. Connect Local CPUs to any remaining consecutive ports on the master as described under INSTALLATION on page 3. 3. Connect the RMT extension cables: a. With an RMT extension cable (REXT-SR- xx ), connect the master’s “DAISY OUT” port to slave #1’s “DAISY IN” por...
Page 12 - Keyboard Control; Basic Command Mode; Press; NOTE; : The user must exit Command Mode in order to type to a CPU. To exit; Functions; If the SCAN LED is ON, pressing; or; or; Esc
NTI KEEMUX Series PS/2 KVM Switch 8 Keyboard Control Keyboard control of the KEEMUX can be achieved using either of two methods: • Basic Command Mode - operated strictly by using keyboard commands as instructed below. Basic Command Mode is only applicable if the OSD option is not built into the swit...
Page 13 - Figure 8- Connections grouped by port number; Scan Mode; BROADCAST LED must be OFF when booting any attached CPUs.; Normal Mode
NTI KEEMUX Series PS/2 KVM Switch 9 Figure 8- Connections grouped by port number Please note: If the switches are being cascaded (such as that illustrated in Fig. 5 on page 5 under “Cascading”), make note of which port each of the CPUs is connected to on each slave and which port each slave is conne...
Page 14 - OSD CONTROL; The administrator; default user name = ADMINISTRATOR; The user will; User Login Mode
NTI KEEMUX Series PS/2 KVM Switch 10 OSD CONTROL (Optional) OSD superimposes a menu system on the user’s video screen with a list of all connected CPUs. OSD allows CPUs to be named (with up to 12-character names). OSD then allows selection of CPUs by that name. Connected CPUs can be listed by name o...
Page 15 - Additional Modes Available With Security; Administration Mode; Enter User Name List Mode; User Name List
NTI KEEMUX Series PS/2 KVM Switch 11 User Login Mode (Cont'd) Function: Keystroke: Submit user name/password Exit User Login Mode and return to previous mode. This function is only available if security is not currently active. . Additional Modes Available With Security NOTE: The three modes that fo...
Page 16 - System Access List; User Access Functions; Introduction; OSD Command Mode; Figure 9- Command Mode menu
NTI KEEMUX Series PS/2 KVM Switch 12 System Access List The System Access List displays a list of numbers representing the ports so the administrator can change access rights to the ports for the selected user. The user’s name is displayed at the top of the access list. The mouse is used to change a...
Page 17 - Figure 10- Press for more functions; Ctrl
NTI KEEMUX Series PS/2 KVM Switch 13 OSD Command Mode (Cont'd) Function: Keystroke: Sets scan time-out on each port Selects a specific port Enters Search Mode and adds a character to search string and selects the CPU’s name that matches best. Selects the first port on the switch Selects the last por...
Page 18 - Broadcast Mode; Broadcast Mode is; Figure 11- Edit Mode screen
NTI KEEMUX Series PS/2 KVM Switch 14 Broadcast Mode (Use with extreme caution or commands intended for one CPU will be sent to all CPUs) Broadcast Mode allows the operator to send keystrokes to all active CPUs simultaneously (even those CPUs the user cannot connect to due to lack of security access ...
Page 19 - Search Mode; Search; Maintenance Mode; Keystroke:
NTI KEEMUX Series PS/2 KVM Switch 15 Search Mode Search Mode allows the user to enter and maneuver through a list of CPU names. As the user types, the best matching CPU name is selected. The list of CPUs may also be searched for a specific (or similar) name. From Command Mode, type any alphabetical ...
Page 20 - Help Mode; The following options
NTI KEEMUX Series PS/2 KVM Switch 16 Maintenance Mode (Cont’d) Function: Keystroke: Make OSD window taller Make OSD window shorter Change user password. (Present only when a standard user is logged in.) Log current user out and return to User Login Mode. Activate security features. Present only when...
Page 21 - RS232 Connections and Configuration; Remote Connection; PIN; Baud Rate; DIP SWITCH
NTI KEEMUX Series PS/2 KVM Switch 17 RS232 CONTROL (Optional) RS232 Connections and Configuration Remote Connection The RS232 Interface (optional) is designed to meet the RS232C standard and can be controlled from any CPU or other controller with an RS232 communications port. The pin-out for the DB-...
Page 22 - Unit Address and Loop Back; Jumper
NTI KEEMUX Series PS/2 KVM Switch 18 Unit Address and Loop Back To allow multiple units to be controlled from a single CPU port, the RS232 control interface is designed to allow "daisy chaining" up to 15 units. By setting the appropriate RS232 dip switches, each unit can be given a unique ad...
Page 23 - Command Protocol; Host controller commands supported by the unit are defined below.
NTI KEEMUX Series PS/2 KVM Switch 19 Command Protocol Host controller commands supported by the unit are defined below. Notes: • All commands should be terminated with an <Enter> (ASCII 13) denoted by <CR>. When a command is sent, the entire string is echoed back to the CPU along with a ...
Page 24 - RO - read single USER channel; KEYBOARD MAPPING
NTI KEEMUX Series PS/2 KVM Switch 20 RO - read single USER channel FORMAT: RO AA,XX<CR> RO = "read output" command followed by at least one space AA = unit address XX = output/USER to read RESPONSE: *<CR> (command received and executed OK) XX<CR> (XX = input/CPU connected) ...
Page 25 - HOW TO DISABLE OPERATING MODES; Figure 16- Location of the jumper block; View of bottom of plastic case
NTI KEEMUX Series PS/2 KVM Switch 21 HOW TO DISABLE OPERATING MODES The operating modes of the KEEMUX can be disabled if a user desires to do so. The Command Mode can be disabled which would also disable the Scan and Broadcast Modes, or, the Scan and/or Broadcast Modes can be individually disabled l...
Page 26 - Figure 18- Overhead view of inside of KEEMUX
NTI KEEMUX Series PS/2 KVM Switch 22 NOTE: Before proceeding, it is important to discharge any static charge you may be carrying by touching any large metal object (away from the KEEMUX). 4. The first visible circuit board, the uppermost board, is the video board. Along the back of the video board a...
Page 27 - Configuring The Jumper Block; Pin Designation; DDC SUPPORT
NTI KEEMUX Series PS/2 KVM Switch 23 Configuring The Jumper Block Once the jumper block is exposed, apply a jumper across the appropriate pins to disable the desired mode(s) according to the chart below. Pin Designation Mode KCMD Command Mode* BRDC Broadcast Mode SCAN Scan Mode *Note: Putting a jump...
Page 28 - AUDIO SUPPORT; Audio support provides the following additional features:; Figure 21- Control CPU audio with KEEMUX-P4-A; DUAL VIDEO SUPPORT; Figure 22- Connections for video cables on the KEEMUX-P4-DV
NTI KEEMUX Series PS/2 KVM Switch 24 AUDIO SUPPORT (Optional) Audio support provides the following additional features: • Audio signals from the same CPU that keyboard, mouse, and video signals are from can be received by the user. • Audio inputs accept any standard line level audio (1Vrms or 2.5Vp-...
Page 29 - TROUBLESHOOTING
NTI KEEMUX Series PS/2 KVM Switch 25 TROUBLESHOOTING If the KEEMUX is not working properly, please look for a solution in the list below: PROBLEM: Keyboard Errors SOLUTION: Check cable connections on each CPU and the switch. PROBLEM: No Video SOLUTION: Check cable connections on each CPU and the swi...
