3-3
To start service test program hold STOP & PLAY depressed while plugging in the mains cord
SERVICE TEST PROGRAM I
Display shows the ROM version * "S V yy" (Main menu)
S refers to Service Mode. V refers to Version. yy refers to Software version number of �Processor. (Counting up from 01 to 99)
MAIN MENU DISPLAY TEST
TIME Button pressed? N
QUARTZ TEST
PROGRAM Button pressed? N
KEY TEST
SHUFFLE Button pressed? N
CD TEST
NEXT Button pressed? N
SERVICE PLAY MODE
PLAY Button pressed? N
Y
Y
Y
Y
Y
Display shows Figure 1
Display shows 8M Output at (Front Board) pin 80 of uP = 1,953.125Hz
Display shows "--"
FOR CD Test see page 3-4
Set is in Service PLAY Mode. This mode is intended for - CD PLAY Test
TIME Button pressed?
N STOP Button pressed? N
Any Button pressed?
N
The CD PLAY is intended to detect intermittent or not reproducible failures. This is done by continuously playing a disc. In case of failures, error codes according to table 2 will be displayed.
Y Y Display shows Figure 2
Y
Display according to Table 1
Error code E1000
Type W
Error Description Focus Error Triggered when the focus lost for a certain time during play. Radial Error Triggered when the radial servo is not on track for a certain time during play. Sledge In Error The sledge did not reach its inner position (inner-switch is still close) before approximately 6 Sec. have passed by. Inner-switch or sledge motor problem. Sledge Out Error The sledge did not come out of its inner position (inner-switch is still open) before approximately 250 mSec. have passed by. Inner-switch or sledge motor problem. Jump error Triggered in normal play when the jump destination could not be found within a certain time. Subcode Error Triggered when a no valid subcode for a certain time during play. PLL Error
STOP Button pressed?
N
STOP Button pressed?
N
E1001
W
Y Y
E1002
W
E1003
W
E1005
W
TRACK
PEAK
TOT
REM
TRACK
TIME
Keys activated No Key pressed Any Remote control key
Display shows
Keys activated Pause Previous Next Stop Play Shuffle Disc 1 Disc 2
The Phase Lock Loop could not lock within a certain time. Turntable Motor Error Generated when the CD could not reached 75% of speed during startup within a certain time. Discmotor problem. Focus Search Error The focus point has not been found within a certain time. The carousel switch is not open within certain time. This can happen when either the switch is defective and closed all the time, or when the carousel is blocked in between two disc positions. The time-out is approximately 5 seconds. The carousel position switch did not close within a certain time. This can happen when the switch is defective and never closes electrically, or when the carousel is blocked in between two disc positions. The time-out is approximately 5 Sec. The drawer could not enter the inside position and is opening again. This can be caused because the drawer is blocked by something and cannot go fully inside, or the drawer switch is defective and does not close.
PROGRAM
FTS
SHUFFLE VIDEO CD -I+G PAUSE REPEAT 1 DISC
E1008 Program 17 18 19 20 E1070 E1020
W
Figure 1
Scan Repeat Edit
F
W
TRACK
TOT
TRACK
Time Fader
E1071 14
W
SHUFFLE
CD
+G
REPEAT
DISC
E1079
W
Figure 2
F = Fatal error & the set stop play function
Table 1