Circuit Description - Kenwood DP-7050 Service Manual

DP-7050
CIRCUIT DESCRIPTION
1-2. Key and functions valid in test mode
Input key
PLAY / PAUSE
( P/E)
Function
(1) FOCUSING SEFVVO .....ceceteeetetseeeseeeeeee
(2) TraCking SEPVO ......ccscsesesessetesesseeeees
(CI -1-0 1-10 ne
DISPLAY
MODE
OPEN / CLOSE
10
(1) FOCUSING SEFVO ....seseccsessescssesseeseees
(2) Tracking SOPVO eee ceeseeeteeeeseees
(3) Pe@dsSOVO.....ccccscescceicecssnassviccstaseses
(1) FOCUSING SELVO ...esecesesseeseseseeeeees
(2) TraCkiNg SOPVO ...cseeccseseseseseseereees
(3) FOU SOPVO vcececceseecessssseeeseseecstenes
Track No. display
TRACK NO.
m o
ul
L
Displayed for a few seconds after
completion (1), (2) and (3).
L
Time p> (green Play mark),
and Disc Track No. are displayed.
TRACK NO.
mo
a |
p> (orange)
Turns all FL display lamps ON.
Turns all FL display lamps OFF. "TRACK NO." is lighted.
When the tray is opened then closed in test mode.
Track No. 7 and 8 are programmed and set is in STOP mode.
The test mode is canceled.
In the STOP mode, moves the pickup toward the outer position of disc.
The test mode is available at this condition.
In the STOP mode, moves the pickup toward the inner position of disc.
If turn on start limit switch, the pickup stops to move.
TRACK NO.
I
ry
cio]
TRACK NO.
Liu
Lic
TRACK NO.
i) 0
tJ t
TRACK NO.
rr
Lt ca
TRACK NO.
my
Lic