Sony Walkman MZ-E300 Service Manual page 7

4-2-2. Operations when the TEST MODE is set
When the TEST MODE is entered, the system switches to the dis-
play check mode within the TEST MODE. From this mode, the
other Test modes can be accessed.
When the TEST MODE is set, the LCD repeats a cycle of the fol-
lowing displays:
Main unit LCD
F 1SHUFF
AVLS BASS
888: 8 8
130
Remote control LCD
888
008 V1.300
The remote control display varies with the type of
remote control unit used.
(Example shown: RM-MC10L)
• The current display is retained as long as either the PLAY
MODE/DISPLAY key on the main unit or the PLAY MODE
key on the remote control unit is pressed and held.
4-2-3. How to release the TEST MODE
When method 1 was used:
Turn off the power and open the solder bridge on BP801 on the
main board.
Note: The solder should be removed clean. The remaining solder
may make a short with the chassis and other part.
When method 2 or 3 was used:
Turn off the power.
Note: If electrical adjustment (see page 8) has not been finished
completely, always start in the test mode. (The set cannot
start in normal mode)
u
All on
All off
Microprocessor
version
display
u
F 1SHUFF PGM
SOUND 1 2 BASS 1 2
All on
All off
Microprocessor
version
display
4-3. TEST MODE STRUCTURE
* Manual mode operation can only be performed via the remote
control unit.
Use the connection tool to connect the remote control unit. The
display of the main unit shows "Adj".
Test Mode
(Display Check Mode)
+
key
(Remote control only)
key
x
+
key
key
Press and hold
down
key
x
Display segment check mode
Release key
x
or
. key
key
x
4-4. MANUAL MODE
4-4-1. Outline of the function
The Manual mode is designed to perform adjustments and
operational checks on the set's operation according to each
individual function.
Usually, no adjustments are made in this mode.
However, the Manual mode is used to clear the memory before
performing automatic adjustments in the Overall Adjustment mode.
* Manual mode operation can only be performed via the remote
control unit.
Use the connection tool to connect the remote control unit. The
display of the main unit shows "Adj".
4-4-2. How to set the Manual mode
1. Set the TEST MODE and press + key to set the Manual mode.
Remote control LCD display
000 AAAS CC
2. When the test mode display shows "100", "200", "300", "500",
"600", "700", "800", or "900", the optical pickup can be moved
inside and outside of the SLED perimeter by continuously press-
ing the ( > N or . keys on the main unit.
MZ-E300
Ver 1.2 2001.12
Manual Mode
Servo Mode
Audio Mode
Power Mode
OP Alignment Mode
(Main unit only)
Overall Adjustment Mode
7