Test Mode - Sony CMT-SP55TC Service Manual

4-1. TEST MODE FOR NOT CONNECTING THE WHOLE SYSTEM
(When connecting TA-SP55,ST-SP55,TC-SP55)
4-1-1. SETTING THE TEST MODE
Procedure:
1. When the power ON, press the ?/1 button (TA) while pressing the s button (TC) and CD SYNC REC buttons (TC) together.
2. When the test mode is set, the PAUSE LED will light up for 0.1 seconds at intervals of 3.2 seconds.
3. To exit the test mode, either press the ?/1 button (TA) and turn OFF the power.
4-1-2. TC AGING MODE
Procedure:
1. After setting the test mode, press the H button (TC).
2. Operations are performed in the following sequence during aging.
REW (Shut off)
FWD (20 sec)
FF (20 sec)
REV (20 sec)
REW (20 sec)
FF search (20 sec)
REW search (20 sec)
OPEN
CLOSE
4-1-3. TC AMS CHECK
Procedure:
1. After setting the test mode, pressing the s button (TC) and then the CD SYNC REC button (TC) will start REW operations.
2. After rewinding to the tape top,FF search in the FWD direction starts.
"TAPE EDG*" will be displayed.(*: Arbitrary number)
3. After FF searching to the tape end, the tape will be automatically stopped, and "TAPE OK" or "TAPE NG" will be displayed.
4-1-4. TC REC START POINT
Procedure:
1. Set the test mode, and press the REC button (TC) and then the H button (TC) to set the recording state.
2. Pressing the CD SYNC REC button (TC) returns to the starting point of recording.
SECTION 4

TEST MODE

"TAPE AG-1"
"TAPE AG-2"
"TAPE AG-3"
"TAPE AG-4"
"TAPE AG-5"
"TAPE AG-6"
"TAPE AG-7"
"TAPE AG-8"
"TAPE AG-9"
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