Test Mode; Error Messages - Yamaha CDC-697 Service Manual

CDC-697
I ERROR MESSAGES
When stopped by any cause, press "STOP" key of the remote control while pressing and holding the "STOP" key on the
main unit. The operation mode turns to the mode allowing the display of messages.
The unit hold the latest error message in microprocessor. So even if stopped with no error, the unit can display the latest
error massage with same operation.
Error
message
E – x 0 Data cannot be read after finishing search.
E – x 1 Data cannot be read during PLAY (x = 0), PAUSE (x = 3) or SCAN (x = 2).
E – 7 1 At the start, tracking servo is not effective.
E – 7 2 At the start, spindle servo PLL is not effective.
E – 7 3 At the start, data can not read.
E – x 4 Close switch does not work with tray closed.
E – x 5 Open switch does not work with tray opened.
E – x 6 Table does not turn.
E – x 7 Traverse (Feed) inner circumference switch does not work.
E – x 8 Recovery action fails after focus drop.
E – x 9 Clamp down switch does not work.
E – x A Clamp up switch does not work.
E r r IC3 does not give response of SENSE, with resetting by the microprocessor.
1) Error Code Troubleshooting.
Error codes x0 , x1 , 73 ... Data cannot de read.
Is disc dirty or
scratched?
NO
Pick-up position
Within disc range
Pick-up defective, spindle system
defective. (Motor fails to run, etc.)
Error codes x4 , x5 ... Poor tray loading operation.
Does tray
operate when
"OPEN/CLOSE" key is
pressed?
NO
Motor defective.
Microprocessor (IC309)
defective.
16
Description
YES Check by using
another disc.
TRACKING servo
Outermost
defective.
FEED servo
(on mirror
defective.
surface)
"OPEN/CLOSE" key
YES (SW322) detection poor.
Microprocessor (IC309)
defective.
* Meaning of each state ("x"):
(x = 0) PLAY
(x = 2) SCAN
(x = 3) PAUSE
(x = 4) PEAK SEARCH
(x = 5) SEARCH
(x = 6) DISC SCAN
(x = 7) START
(x = 8) STOP
(x = 9) DISC SEARCH
(x = –) EJECT
(x = C) NO DISC
Error code x6 .......................... Poor table rotation.
NO
Does tray rotate in

TEST mode?

DISC
SKIP
YES
Tray sensor defective.
Microprocessor (IC309)
defective.
Error code x7 ................ FEED operation defective.
(FEED LIMIT switch fails.)
Is forced feed
YES
operation available
in TEST
Y ...Outward
mode?
T ...Inward
NO
FEED servo defective.
Microprocessor (IC309)
defective.
Motor defective.
Drive circuit defective.
Microprocessor (IC309)
defective.
FEED LIMIT switch
defective.
Microprocessor
(IC309) defective.