Test Mode / Adjustment - Kenwood KRC-165 Service Manual

KRC-165
1. How to enter the test mode
• Reset the unit while holding the Track Down key and preset
6 key.
• All indication segments go ON at the beginning of the test
mode.
2. How to release the test mode
• Simply reset the unit.
• (NOTE) The test mode is not canceled by ACC OFF, power
OFF, momentary power down or the panel off.
3. Contents
• Set the volume level to -10dB (which is shown as "30" on
the display).
• Loudness OFF.
Set the controls and switches as follows.
BALANCE : center position
FADER : center position
No. ITEM TAPE
CASSETTE DECK SECTION
[1] HEAD SCC-1659
HEIGHT
[2] HEAD TCC-153
AZIMUTH 10kHz
B
A
(FWD)
B
A
(RVS)
6

TEST MODE / ADJUSTMENT

TEST MODE
ADJUSTMENT
BASS : center position
TREBLE : center position
OUTPUT RECIEVER
SETTINGS SETTINGS
- TAPE PLAY
Connect an AC TAPE PLAY
voltmeter and
oscilloscope to
SP outputs.
TAPE SPEED
(2-LINE TAPE)
• The BASS / TREBLE and BALANCE / FADER
controls can be set to the full boost / center / full cut and full
right / center / full left and full front / center / full rear
respectively.
• Sound coordination doesn't appear for the Audio mode feed.
• The inspection function of LCD
When all indication segments are ON, the segments can be
set to the following order respectively by pressing the Track
up key / Track down keys.
All indication segments ⇔ Odd segments (Common 1 part)
⇔ Even segments (Common 2 part) ⇔ Odd segments
(Common 3 part) ⇔ All indication segments
• When the unit is reset (backup turned on) while ACC is OFF
in test mode, the MUTE terminal goes off in 2 seconds.
LOUDNESS : OFF
ALIGNMENT
POINTS
Head
1) During FWD transport adjust
Height
of 2-LINE TAPE passes through the center of the
Screw
head shield plate (core center area)
2) During RVS transport adjust ⁄
of 2-LINE TAPE passes through the center of the
head shield plate (core center area)
3) After the alignment above, reverse the transport
direction and check the FWD alignment again. If it is
deviated, perform alignment again. (Tape used :
SCC-1659, manufactured by A-BEX)
Head
Adjust the azimuth for each L ch/R ch or FWD/RVS
Azimuth
becomes maximum.
Screw
HEIGHT
(FWD)
HEIGHT/AZIMUTH
(FWD)
ALIGN FOR
⁄ and ⁄
' so that line A
F F
and ⁄
' so that line B
R R
' '
HEIGHT
F R
(RVS)
HEIGHT/AZIMUTH
F R
(RVS)