Service manual

• SC1-SC2, etc., for the SCAVEM circuitry on the CRT panel [F]
• V1-V2-V3, etc., for the video processing circuitry [B2, B3, B4, B5, B6] and Double
Window [C]
The numbering is done in a logical sequence for diagnostics; always start diagnosing
within a functional block in the sequence of the relevant test points for that functional
block.
Perform measurements under the following conditions:
• Service mode: SDM.
• Video: color bar signal.
• Audio: 1kHz, mono.
Service Modes
The Service Default Mode (SDM) and Service Alignment Mode (SAM) offer several
features for the service technician, while the Customer Service Menu (CSM) is used for
communication between dealer and customer.
There is also the option of using ComPair, a hardware interface between a computer
(see requirements), and the TV chassis. It offers the ability of structured
troubleshooting, error code reading, and software version readout for all EM1.1U
chassis.
Minimum requirements: a 486 processor, Windows 3.1 and a CD-ROM drive (see also
paragraph 5.4).