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T-View 100 » History » Revision 2

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manawyrm, 02/18/2022 10:38 PM


T-View 100

T-View 100 is a video telephone made by Deutsche Telekom / Siemens.

Common faults

- Faulty display hotbar
Symptoms: Missing rows / columns on the (24x2) character LCD.

- Faulty capacitors
Symptoms: Crashing, low display contrast, flickering LEDs, poor video quality, mains hum on the speakers

Disassembly

The bottom cover plate has 6 screws and is clipped together at the bottom. Use multiple guitar picks to get them free.
The plastic does not seem to be brittle (yet), some force is OK.

Backside of the T-View 100, cover plate with 6 screws

Backside of the main video / interfacing PCB is visible under the cover plate:
View after removing the cover plate, backside of the main video / interfacing PCB

Lift the video / interfacing PCB out by pulling it up, it's

Files (48)
IMG_3661.JPG View IMG_3661.JPG 2.65 MB Display with 24x2 characters manawyrm, 02/18/2022 10:24 PM
IMG_3636.JPG View IMG_3636.JPG 2.7 MB manawyrm, 02/18/2022 10:24 PM
IMG_3652.JPG View IMG_3652.JPG 2.24 MB Round side cover plates removed on the display/camera unit manawyrm, 02/18/2022 10:24 PM
IMG_3656.JPG View IMG_3656.JPG 3.02 MB Display/camera unit PCB manawyrm, 02/18/2022 10:24 PM
IMG_3650.JPG View IMG_3650.JPG 2.41 MB Backside of the display/camera unit manawyrm, 02/18/2022 10:24 PM
IMG_3647.JPG View IMG_3647.JPG 2.43 MB Backside of the T-View 100, cover plate with 6 screws manawyrm, 02/18/2022 10:24 PM
IMG_3642.JPG View IMG_3642.JPG 2.63 MB Cover plate over the telephone PCB with 7 screws manawyrm, 02/18/2022 10:24 PM
IMG_3644.JPG View IMG_3644.JPG 3.61 MB Telephone PCB manawyrm, 02/18/2022 10:24 PM
IMG_3633.JPG View IMG_3633.JPG 3.48 MB Main video / interfacing PCB manawyrm, 02/18/2022 10:24 PM
IMG_3631.jpg View IMG_3631.jpg 4.08 MB View after removing the cover plate, backside of the main video / interfacing PCB manawyrm, 02/18/2022 10:24 PM
IMG_3634.JPG View IMG_3634.JPG 2.63 MB Interconnect PCB between the video/interfacing and telephone PCBs manawyrm, 02/18/2022 10:38 PM
IMG_3653.JPG View IMG_3653.JPG 2.49 MB Interconnect PCB on the bottom of the display/camera unit manawyrm, 02/18/2022 10:50 PM
IMG_3654.JPG View IMG_3654.JPG 2.97 MB Underneath the swivel piece on the display/camera unit manawyrm, 02/18/2022 10:54 PM
IMG_3665.JPG View IMG_3665.JPG 2.63 MB T-View 100 front manawyrm, 02/18/2022 11:01 PM
IMG_3666.JPG View IMG_3666.JPG 2.5 MB T-View 100 back manawyrm, 02/18/2022 11:01 PM
IMG_3779.JPG View IMG_3779.JPG 2.37 MB manawyrm, 03/02/2022 11:41 PM
DSC00422.jpg View DSC00422.jpg 2.95 MB Front view of the T-View 100 manawyrm, 03/05/2022 01:07 PM
DSC00423.jpg View DSC00423.jpg 2.95 MB Back view of the T-View 100 manawyrm, 03/05/2022 01:07 PM
tview_boot_and_call.bin tview_boot_and_call.bin 11.6 KB Binary boot output/log manawyrm, 03/10/2022 12:00 AM
Bildschirmfoto 2022-03-11 um 13.07.27.png View Bildschirmfoto 2022-03-11 um 13.07.27.png 1.17 MB LCD pinout manawyrm, 03/11/2022 12:07 PM
V24-Control.pdf View V24-Control.pdf 722 KB Remote control via V.24 (RS-232) laforge, 03/11/2022 04:28 PM
stecker.pdf View stecker.pdf 336 KB RS232 cable manawyrm, 05/02/2022 10:59 AM
tview-nhd-rework.jpg View tview-nhd-rework.jpg 371 KB laforge, 11/06/2022 09:53 PM
ADV7176KS.pdf View ADV7176KS.pdf 445 KB laforge, 11/10/2022 04:04 PM
SAA7111.pdf View SAA7111.pdf 406 KB laforge, 11/10/2022 04:06 PM
IS61C1024.pdf View IS61C1024.pdf 842 KB laforge, 11/10/2022 04:08 PM
AM29F400B.pdf View AM29F400B.pdf 581 KB laforge, 11/10/2022 04:11 PM
PSB7230.pdf View PSB7230.pdf 2.37 MB laforge, 11/10/2022 04:12 PM
AM29F040.pdf View AM29F040.pdf 269 KB laforge, 11/10/2022 04:18 PM
XC68307.pdf View XC68307.pdf 173 KB laforge, 11/10/2022 04:20 PM
IIT3204 MPPex.pdf View IIT3204 MPPex.pdf 11.6 MB manawyrm, 11/16/2022 05:27 PM
DSC00022.JPG View DSC00022.JPG 14.9 MB T-View prototype video board back manawyrm, 11/18/2022 08:55 PM
DSC00021.JPG View DSC00021.JPG 16.7 MB T-View prototype video board front manawyrm, 11/18/2022 08:55 PM
DSC00024.JPG View DSC00024.JPG 11.4 MB T-View prototype telephone board back manawyrm, 11/18/2022 08:55 PM
DSC00023.JPG View DSC00023.JPG 15.7 MB T-View prototype telephone board front manawyrm, 11/18/2022 08:55 PM
DSC00026.JPG View DSC00026.JPG 6.95 MB T-View prototype case back manawyrm, 11/18/2022 08:55 PM
DSC00027.JPG View DSC00027.JPG 9.03 MB T-View prototype case top manawyrm, 11/18/2022 08:55 PM
IMG_6017.JPG View IMG_6017.JPG 2.44 MB T-View prototype display issues manawyrm, 11/19/2022 01:59 AM
cxyjhtglofw.jpg View cxyjhtglofw.jpg 2.55 MB T-View prototype new display manawyrm, 11/19/2022 01:59 AM
bootlog-v1.2.txt bootlog-v1.2.txt 7.66 KB manawyrm, 11/19/2022 02:06 AM
20221108_220025.jpg View 20221108_220025.jpg 431 KB pinout of hotbar/flex vs. 2.54mm header laforge, 11/19/2022 05:41 PM
20221108_215856.jpg View 20221108_215856.jpg 311 KB Notes regarding adjusted resistive divider for backlight laforge, 11/19/2022 05:42 PM
t-view-prototype_plcc32_firmware_1.1_am29f040_Vcvcp.bin t-view-prototype_plcc32_firmware_1.1_am29f040_Vcvcp.bin 512 KB manawyrm, 11/22/2022 12:45 PM
t-view100-debugheader.jpg View t-view100-debugheader.jpg 203 KB debug header on phone board manawyrm, 11/24/2022 02:09 PM
T-View 100 Display replacement.jpg View T-View 100 Display replacement.jpg 2.23 MB Testpoint pinout for HD44780 text display manawyrm, 11/24/2022 02:42 PM
behxaityrfs.jpg View behxaityrfs.jpg 2.35 MB manawyrm, 11/24/2022 03:58 PM
0009.jpeg View 0009.jpeg 710 KB T-Card B WIMPy, 01/11/2024 02:57 AM
0008.jpeg View 0008.jpeg 2.49 MB T-Card F WIMPy, 01/11/2024 02:57 AM

Updated by manawyrm about 2 years ago · 2 revisions

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