Panasonic KX-TG9341T Service Manual - Page 59

TEST RANGE Check

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KX-TG9341T/KX-TG9342T/KX-TG9343S/KX-TG9343T/KX-TG9344T/KX-TGA931S/KX-TGA931T 10.1.6.4. TEST RANGE Check Circuit block which range is defective can be found by the following check. Item BU (Base Unit) Check Range Confirmation TX TEST 1. Register Regular HS to BU (to be checked). (TX Power check) 2. Set BU to "Test Link mode". 3. Set Regular HS to "Test Link mode". HS, BU Mode: [Test Link Mode] (*1) *Set TX Power and RX Sensitivity of the BU and the Regular HS by CHART1. HS (Handset) Check 1. Register HS (to be checked) to Regular BU. 2. Set Regular BU to "Test Link mode". 3. Set HS to "Test Link mode". *Set TX Power and RX Sensitivity of the HS and the Regular BU by CHART1. * At distance of about 5 m between HS and BU, * At distance of about 5 m between HS and BU, Link OK = TX Power of the BU is OK. Link OK = TX Power of the HS is OK. No Link = TX Power of the BU is NG. No Link = TX Power of the HS is NG. Range Confirmation RX TEST 1. Register Regular HS to BU (to be checked). 1. Register HS (to be checked) to Regular BU. (RX sensitivity check) 2. Set BU to "Test Link mode". 2. Set Regular BU to "Test Link mode". 3. Set Regular HS to "Test Link mode". 3. Set HS to "Test Link mode". HS, BU Mode: [Test Link Mode] (*1) *Set TX Power and RX Sensitivity of the BU and Regular * Set TX Power and RX Sensitivity of Checking_HS and HS by CHART1. Regular_BU by CHART1. * At distance of about 5 m between HS and BU, Link OK= RX Sensitivity of the BU is OK. No Link = RX Sensitivity of the BU is NG. * At distance of about 5 m between HS and BU, Link OK= RX Sensitivity of the HS is OK. No Link = RX Sensitivity of the HS is NG CHART1: Setting of TX Power and RX Sensitivity in Range Confirmation TX TEST, RX TEST BU (Base Unit) TX Power Check BU (Base Unit) RX Sensitivity Check BU (to be checked) TX Power RX Sens. High High High High Regular_HS TX Power RX Sens. High Low Low High HS (Handset) TX Power Check HS (Handset) RX Sensitivity Check HS (to be checked) TX Power RX Sens. High High High High Note: (*1) Adjustment and Test Mode Flow Chart (P.41) Regular_BU TX Power RX Sens. High Low Low High 59

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59
KX-TG9341T/KX-TG9342T/KX-TG9343S/KX-TG9343T/KX-TG9344T/KX-TGA931S/KX-TGA931T
10.1.6.4.
TEST RANGE Check
Circuit block which range is defective can be found by the following check.
CHART1: Setting of TX Power and RX Sensitivity in Range Confirmation TX TEST, RX TEST
Note:
(*1)
Adjustment and Test Mode Flow Chart
(P.41)
Item
BU (Base Unit) Check
HS (Handset) Check
Range Confirmation TX TEST
(TX Power check)
HS, BU Mode:
[Test Link Mode] (*1)
1. Register Regular HS to BU (to be checked).
2. Set BU to “Test Link mode”.
3. Set Regular HS to “Test Link mode”.
*Set TX Power and RX Sensitivity of the BU and the
Regular HS by CHART1.
* At distance of about 5 m between HS and BU,
Link OK = TX Power of the BU is OK.
No Link = TX Power of the BU is NG.
1. Register HS (to be checked) to Regular BU.
2. Set Regular BU to “Test Link mode”.
3. Set HS to “Test Link mode”.
*Set TX Power and RX Sensitivity of the HS and the
Regular BU by CHART1.
* At distance of about 5 m between HS and BU,
Link OK = TX Power of the HS is OK.
No Link = TX Power of the HS is NG.
Range Confirmation RX TEST
(RX sensitivity check)
HS, BU Mode:
[Test Link Mode] (*1)
1. Register Regular HS to BU (to be checked).
2. Set BU to “Test Link mode”.
3. Set Regular HS to “Test Link mode”.
*Set TX Power and RX Sensitivity of the BU and Regular
HS by CHART1.
* At distance of about 5 m between HS and BU,
Link OK= RX Sensitivity of the BU is OK.
No Link = RX Sensitivity of the BU is NG.
1. Register HS (to be checked) to Regular BU.
2. Set Regular BU to “Test Link mode”.
3. Set HS to “Test Link mode”.
* Set TX Power and RX Sensitivity of Checking_HS and
Regular_BU by CHART1.
* At distance of about 5 m between HS and BU,
Link OK= RX Sensitivity of the HS is OK.
No Link = RX Sensitivity of the HS is NG
BU (to be checked)
Regular_HS
TX Power
RX Sens.
TX Power
RX Sens.
BU (Base Unit) TX Power Check
High
High
High
Low
BU (Base Unit) RX Sensitivity Check
High
High
Low
High
HS (to be checked)
Regular_BU
TX Power
RX Sens.
TX Power
RX Sens.
HS (Handset) TX Power Check
High
High
High
Low
HS (Handset) RX Sensitivity Check
High
High
Low
High