Car Music Storage Unit; Playback - Sony XM-1502SX Training Manual

The model MEX-1HD is Sony's first car AM/FM/CD Receiver with a built-in hard drive music storage unit. Since
this model has many new functions and features, knowing what the product is capable of is important to fixing it.
Current @
12.6Vdc

Playback

Recording
AM / FM
Hard Drive
Note:
To repair this unit you must know:
•
How to initiate playback and/or recording.
•
Functions "Move Out" and "Import" do not currently operate because they require new industry support.
•
Location of hard drive and gear alignment
•
New hard drive, MemoryStick® and display circuit flow.
Playback
This MEX-1HD car stereo can produce sound from various sources. Use Figure 4-1 to ID all seven sources and
refer to Figure 4-2 to locate the buttons / knobs to select the playback source.
AM
FM
AUX
Chapter 4 - Car Music Storage Unit
Table 4-1 - Sony Model MEX-1HD - General Information
Off (acc on) = 0.87A
Any one of 7 sources (AM, FM, CD, Aux, hard drive, Memory Stick®, Dig
I/O).
1. From CD to hard drive (recording). 2. Back and forth from the hard dive
to either a Memory Stick® or a Network Walkman® (check in / check out).
Radio stations are held in memory as long as there is battery power input.
10 GB storage holds approx. 165 hours of music. Store rate selectable.
The Move Out / In and Import functions in the menu are not supported
industry wide at this time and therefore currently do not work.
MEX-1HD
MG MEMORY
STICK
FIGURE 4-1 - PLAYBACK FROM SEVEN SOURCES
Face opening = CD playback
0.95 – 1.06A = 1.2A
CD
DIGITAL
I/O
34

4. Car Music Storage Unit

Hard Drive PB
= 1.26A - 1.4A
HARD
DRIVE
(HDD)