OPERATING FEATURES

. Alphanumeric display

The 8-dig~talphanumerlc (NN)display also shows system and group numbers. 8-digit alphanumeric displays can be programmed for each group. If the alphanumeric display IS not programmed, the system and group numbers are displayed.

After the dealer'squalfied service technician programs the transceiver, the alphanumeric display shows system numbers and group numbers for your s~ecificnetwork.

TA indicator

Appears when the Talk-around systemlgroup is selected.

3-2. System Lockout

The system lockout feature IS used to lock systems out of the scan sequence, and can be selected b y pro- gramming in the following t w o ways:

Fixed lockout

The system to be locked out is selected by program- ming. When a locked system is selected, the Delete ( ) ) Indicator appears on the left of the SYSTEM indi- cator. The revert system is scanned even if it is locked out. If there is a locked system, the Delete ( b ) indica- tor flashes during fixed scanning. (It does not light continuously or flash during list type scan.)

User selectable lockout

)

I

r'

bc

;

b

OPT indictor

Dlsplays t h e KDD-4 decode latch of o p t o n a l slgnallng

AUX (Auxiliary) indicator

Appears when t h e manual relay or horn alert function IS activated (ON) by presslng the AUX key

Handset indicator

Appears when a group I S selected that IS programmed wlth telephone IDS (It flashes durlng

AUTO TEL 1

3. Details of Features

3-1. System Scan

System scan can be selected wlth the "SCAN" key y programmlng the scan feature When the "SCAIU'

key IS pressed and the amark appears, scan mode IS entered Scann~ngstarts from the system follow~ng the currently dlsplayed system When scannlng, "-SCAN-' IS ~ n d ~ c a t eond the alphanumerlc dlspay When a call IS received, scannlng stops, and the sys- tem and group are dlsplayed

When the system or group or volume (AUX) key IS pressed dur~ngscannlng, the scan stops and the revert system or group can be changed Scannlng resumes one second after the key IS released If the scan feature is not programmed, the "SCAN" key on the front panel is ineffective.

If the AUX (Auxiliary) key is programmed for the scan lockout feature, the user can lock systems out of the scan sequence with the AUX key. To lock a system out of the scan sequence, press the AUX key when the system is dlsplayed. The Delete ( b ) indicator is displayed on the left of the SYSTEM indicator.

To unlock a system, select the system and press the AUX key. The Delete ( ) ) indicator disappears t o indicate that the system has returned t o the scan se- quence. The revert system is scanned even if it is locked out. If there a locked system, the Delete ( b indicator flashes during fixed scanning. (It does not light continuously or flash during list type scan.) If all systems are locked out, the scan stops and only the revert system is received.

If another function is assigned to the AUX (Auxiliary) key, the USER SELECTABLE LOCKOUT feature does not function.

3-3.Drop-Out Delay Time (Scan Resume Time)

If a call IS received during scan, the scan stops The scan resume time can be programmed as 0 t o 254 sec- onds In one-second increments The default value IS 3 seconds.

3-4.Dwell Time

The dwell time 1s the time after transmlsslon ends until the scan resumes In scan mode It can be set to 0 to 254 seconds by programmlng The default value 1s

15seconds.

Page 7
Image 7
Kenwood TK-940 service manual Details of Features

TK-940 specifications

The Kenwood TK-940 is a highly regarded mobile two-way radio that has earned a reputation for its ruggedness, reliability, and excellent communication capabilities. Designed for professionals in various sectors such as public safety, transportation, and construction, the TK-940 incorporates advanced technologies to meet the demanding needs of users in the field.

One of the standout features of the TK-940 is its robust design, which complies with military specifications for durability. Its construction allows it to withstand harsh environmental conditions, making it suitable for outdoor and challenging work environments. The radio is also equipped with a water-resistant casing, ensuring that it can function reliably even in wet conditions.

The TK-940 operates in the VHF frequency range, providing wide coverage and strong signal penetration. With a power output of up to 110 watts, users can achieve long-range communication, essential for coordinating activities over large areas. The radio supports both analog and digital modes, allowing seamless integration into various communication systems while maintaining high audio clarity.

Another significant feature of the TK-940 is its enhanced audio quality. The radio is equipped with Kenwood's advanced noise cancellation technology, which minimizes background noise and ensures clear voice communication even in noisy environments. The audio output is powerful and adjustable, catering to individual user preferences.

Moreover, the TK-940 supports a variety of signaling options, includingDTMF, MDC-1200, and 2-Tone/5-Tone signaling, facilitating efficient communication. These signaling features enhance interoperability with other communication devices and systems, allowing users to communicate seamlessly with teams or dispatch centers.

Kenwood has also incorporated user-friendly functionalities into the TK-940. It boasts an intuitive user interface with programmable buttons, enabling quick access to essential features. The large, backlit display provides clear visibility and is easy to read in various lighting conditions.

The TK-940 is designed with safety in mind, featuring emergency alerts and lone worker protection, ensuring users can communicate their status in critical situations. Overall, the Kenwood TK-940 is a powerful and versatile mobile radio that combines durability, advanced technology, and user-friendly features, making it an ideal choice for professionals who require reliable communication in the field.