Panasonic OnWAN Z340 инструкция обслуживания

APPENDIX 02/05 TEST RESULTS FO R ZYDACRON OnWAN Z340 Manufacture r: Zydacron Model: OnWAN Z340 Software versions: 3.01.012 with Service Patch Model modific ations None Add-ons, etc. Date of Test : 4 th – 8 th Novem ber 2002 OnWan Z340 Card, Audiovisual Breakout Cable and Cam era[...]

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iii CONTENTS Page No. A: SETUP PROCEDURE ..... .... ..... ....... ..... ....... ..... ..... ....... ..... ....1 B: HARDWARE DESCRIPTI ON ..... .... ........ .... ..... ....... ..... ....... ..2 C: VIDEO TESTS ........ .... .... ........ .... ..... ....... ..... ....... ..... .... ....... ..4 D: AUDIO TESTS ........ .... ........ .... .... ........ [...]

1 A: SETUP PROCEDU RE The Zydacron On W AN Z340 i s a P C card based CODEC sp ecif ically d esig ned for IP (H.323) networks only. The plug in c ard requires a s pare PCI slot in the us ers PC. Connectivity for the camera , audio, auxiliary video output and an op tional audio headset are provided by a Br eakout cabl e . Set up was straightforward. [...]

2 B: HARDWARE DESCRIPTION General The Zydacron OnWAN Z340 is a PC c ard based CODEC intended for a spare PCI slot. The complete system includes a ca mera with integ ral microphone, an audiovisual breakout cable and the OnWAN operating software. The PC po wered loudspeakers together wi th the camera microphone prov ide hands free sound. The OnWAN so[...]

3 Mobility As the Zy da cron OnWAN Z340 CODEC is a card within a desktop PC s ystem i t cannot be moved easily . To enable op eration, each new connection at e ach new location will r equire the l ocal IP address of the ho s t PC to be updated. Syste m Operation On launching the OnWAN software application the main Video Window opens. This window co[...]

4 switche d off. The video window size may be expanded to 640x480 or even full screen but this does not increase the base CIF resolution, so the resulting video quality is then degraded accordingl y. The Status B ar below the v ideo window is m ade up of two sections and displays inf or mat i on on bo th t he in com i ng an d t ran smi tte d si gna[...]

5 Objective Video Tests: S ig nal m easu reme nts 1. 75% EBU bars 2. Grey scale Subjecti ve Vi deo Impair ments Te sted: Lip synchronisation LS Block distortion (tiling) BLK Blurring (reduced edge sharpness and spatial detail) BLR Colour errors CLR Jerkiness (distortion of smooth motion) JRK Object persistence (lagging images from prev ious frames [...]

6 Test 1 (H263): Colour bar test (Insert 75% EBU bars at local site, measure at remote site) Unable to measure as video is displayed on PC Monitor only. Peak to peak v ideo amplitude v Peak to peak s ync amplitude v Peak to pe ak burst amplitude v Do chroma v ect ors l ie in the ir boxes ? Any w ave f orm abe rra t ions? Subjective Impairments H.32[...]

7 Test 5 (H.263): Medi um close up female (talking) Subjective Impairments H.323 384 Kbps 768 Kbps LS 3 3 BLK 4 3 BLR 2 2 CLR 1 1 JRK 2 2 Test 6 (H.263): Cl ose up h ead (nodding ) Subjective Impairments H.323 384 Kbps 768 Kbps BLK 4 4 BLR 3 3 CLR 1 1 JRK 2 2 Test 7 (H.263): C l ose up hea d (sha ki ng si de to si de) Subjective Impairments H.323 3[...]

8 Test 10 (H.263): Turntable speed 1 Subjective Impairments H.323 384 Kbps 768 Kbps BLK 3 2 BLR 3 2 CLR 2 2 JRK 3 2 Test 10b (H.263): Turntable speed 2 Subjective Impairments H.323 384 Kbps 768 Kbps BLK 4 3 BLR 3 2 CLR 2 2 JRK 3 3 Test 10c (H.263): Turntable speed 3 Subjective Impairments H.323 384 Kbps 768 Kbps BLK 4 4 BLR 3 3 CLR 2 2 JRK 3 3 Test[...]

9 Test 12 (H.263): Zoom in and zoom out of ‘A to Z’ map Subjective Impairments H.323 384 Kbps 768 Kbps BLK 5 5 BLR 5 5 CLR 1 1 JRK 5 5 Test 13 (H.263): Text legibili ty (% of screen height) at viewing distance approx. 5x screen diagonal Legibility H.323 384 Kbps 768 Kbps 20 pt (3.5%) Yes Yes 16 pt (3%) Yes Yes 14 pt (2.5%) No No 12 pt (2.3%) No[...]

10 D: AUDIO TESTS (ITU s tandards only) As the se cond audio line input could not be ac tivat ed on either unit , it was n ot possible to carry out t ests 2 or 3. Test 1 wa s carried out with test signa ls i nse rted into the Headset Microphon e input with the Echo Canceller set to OFF . The audio output level was then adjusted by the system volume[...]

11 E: DATA TESTS Successful data sharing sess ions over H.323 IP ne tworks were initiated between two Zydacron OnWAN 340 units. Sessions with a Poly com ViaVideo were also suc cessf ul. F: CONN ECTIVITY Co nne c ti vi ty be tw e en Li ke Ma c hi ne s H.323 There were no problems connecting b et ween the Zydacron OnWAN Z 340 units at Edinburgh and N[...]

12 Pro cedure f or making a call 1. Select Di al button on the g raphical interface too lbar. 2. Select Call Spe ed 3. Input IP address . 4. Select Call Button on th e Di al Menu. Or us e t he Lo c al or On-Line D irectory list from th e graphical interface. Also available: a pull down list o f the last four previous calls and four Speed Dial numbe[...]

13 G: SUMMARY · A PCI card installed in a desktop PC ope rating at connection spee ds between 128 Kbps & 768Kbps using the IP, H.323 protocol. · Easy to use g raphical i nterface. · Supports, H.261 and H.263, video coding . · Supports G.711, G.722, G.723, G .728, audio coding. · Data and application shar ing using NetMeeting. · Auxiliary [...]