Test Mode / Adjustment - Kenwood KRC-391 Service Manual

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MICROCOMPUTER'S TERMINAL DESCRIPTION 3 7 6 3 1 5 1 5 0
PORT No. PORT NAME I/O FUNCTION
FWD/REV
57 I Cassette tape running direction detection.
58 SUB+ O Sub motor control.
59 SUB- O Sub motor control.
60 RESET I System reset.
61 REMOTE I Remote control.
62 R-CLK I RDS clock.
63 CH-REQ C I Changer request.
64 PACK-IN I Cassette tape pack-in detection.
65 KEY-REQ I Key signal detection.
66 - - -
67 VSS0 - GND.
68 VDD1 - VDD.
69 X2 - Main system clock.
70 X1 I Main system clock.
71 IC - -
72 - - -
73 XT1 - VDD.
74 VDD0 - VDD.
75 AVREF 0 I Reference voltage.
76 S-METER I SD detection.
77 T-MODE I Cassette tape mode detection.
78 PHONE I Navi mute: Over 2.5V. Tel mute: less than 2.5V.
79 NOISE I Noise detection during FM mode.
80 AV CONT O Reference voltage.
T E
L 1 3 9 4 2 2 9 6 5 1 3
w w w
.
KRC-391/Y,36/Y,30Y
OPERATING CONDITION
"H": FWD "L": REV.
"H": SD exists. "L": SD does not exist.
x a o u 1 6 3
y
i
KRC-391/Y,36/Y,30Y

TEST MODE / ADJUSTMENT

8 9
TESTMODE
1. How to enter the test mode
• Reset the unit while holding the "FM" 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 should not released in conditions
of ACC OFF, power OFF, momentary power down or
the panel off.
3. Test mode
• Blanking Skip (B.S) OFF.
• Eject a tape by pressing "ATT" key.
ADJUSTMENT
BALANCE/FADER/BASS/TREBLE : CENTER
T.ADV/METAL/DOLBY NR/AUTO : OFF
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INPUT
3 7 6 3 1 5 1
No. ITEM
SETTINGS
CASSETTE DECK SECTION
TCC-153
1 AZIMUTH
10kHz
c o
.
5
2 4 2
9 8
4. Audio adjustment
• Enter the audio mode by pressing the "AUD" key or
"OPEN/CLOSE" key on the remote controller.
• Set the volume level to be -10dB. In that case, "30" should
be shown on the display.
• Loudness OFF.
• The BASS/MIDDLE/TREBLE and BALANCE/FADER
can be adjusted to the full-boost/full-cut and full-front/
full-rear each by pressing the "UP" and "DOWN" keys.
5. Menu mode
• Enter the menu mode by pressing "CLK" key or "DNPP"
key on the remote controller.
• Only on models with RDS function, Local Seeking should
be first menu.
OUTPUT RECEIVER ALIGNMENT
5 0 8 9 2 4 9 8 2
SETTINGS SETTINGS POINTS
Head azimuth
screw level in playing "FWD"
SP OUT TAPE PLAY
(FWD/REV)
(ME1)
(b) AZIMUTH
FWD REV
m
9 9
9 9
ALIGN FOR FIG.
Adjust so that output
(b)
and "REV" becomes
maximum each.
PANEL FRONT
6