1-5-1 T2203PFS
PREPARATION FOR SERVICING

How to Enter the Service Mode

Caution 1:
1. Optical sensors system are used for Tape Start
and End Sensor on this equipment. Read this
page carefully and prepare as described on this
page before starting to service; otherwise, the unit
may operate unexpectedly.

Preparing 1:

1. Cover Q1202 (START SENSOR) and Q1201
(END SENSOR) with Insulation Tape or enter the
service mode to activate Sensor Inhibition
automatically.
Note: Avoid playing, rewinding or fast forwarding the
tape to its beginning or end, because both
Tape End Sensors are not active.

How to Enter the Service Mode

1. Turn power on.
2. Use service remote control unit and press [DISC
MENU] button. (See page 1-7-1.)
3. When entering the service mode, one of the
number (1, 2 or 4) will be displayed at corners of
the screen.
4. During the service mode, electrical adjustment
mode can be selected by remote control key.
(Service remote control unit).
Details are as follows.
Caution 2:
1. The deck mechanism assembly is mounted on the
Main CBA directly, and SW1211 (REC-SAFETY
SW) is mounted on the Main CBA. When deck
mechanism assembly is removed from the Main
CBA due to servicing, this switch can not be
operated automatically.

Preparing 2:

1. To eject the tape, press the [STOP/EJECT] button
on the unit (or Remote Control).
2. When you want to record during the Service
mode, press the [Rec] button while depressing
SW1211 (REC-SAFETY SW) on the Main CBA.
Key Adjustment Mode
PICTURE
Picture adjustment mode: Press the
[PICTURE] button to change from BRT
(Bright), *CNT (Contrast), *COL (Color),
*TNT(Tint), *V-T(V-Tint) and *SHP
(Sharp). Press [CH. o/p] buttons to
display Initial Value.
*Marked items are not necessary to
adjust normally.
0No need to use.
1No need to use.
2H f0 adjustment mode: See adjustment
instructions page 1-7-2.
3No need to use.
4
Auto record mode: Perform recording
(15 Sec.) --> Stop --> Rewind (Zero
return) automatically.
5Head switching position adjustment:
See adjustment instructions page 1-7-6.
6No need to use.
7
Purity check mode: Shows Red, Green,
Blue or White cyclically on the screen
each time the [7] button is pressed.
8H. Position adjustment: See adjustment
instructions page 1-7-5.
9V. Shift/V.Size adjustment: See
adjustment instructions page 1-7-5.
VOL oNo need to use.
VOL p
Cut-off adjustment: See adjustment
instructions page 1-7-3.
White balance adjustment: See
adjustment instructions page 1-7-4.
Key Adjustment Mode
MAIN CBA
Q1201
(END SENSOR)
SW1211
(REC-SAFETY SW)
Q1202
(START SENSOR)