Sony MZ-E10 SECTION TEST MODE, IC951, 001V1.000, General, Setting The Test Mode, TAP602

MZ-E10

SECTION 4

TEST MODE

4-1. GENERAL

•When entered in the TEST MODE, this set provides the Overall Adjustment mode which allows CD and MO discs to be auto- matically adjusted. In the Overall Adjustment mode, the system discriminates between CD and MO discs, performs adjustments in sequence automatically, and displays the faulty location if any fault is found. In the Manual mode, selected adjustments can be performed automatically.

•The attached remote control is used to operate the TEST MODE. Unless otherwise specified in the text, the key means that on the remote control.

4-2. SETTING THE TEST MODE

4-2-1. How to set the TEST MODE

To set the TEST MODE, two methods are available.

1Solder bridge and short TAP602 (TEST) on the main board. Then turn on the power.

Remote control LCD

	000	F 1SHUFPGM SOUND	8
u		V-SUR

All on

All off

001V1.000

Microprocessor version display

MAIN BOARD (SIDE A)

12 7

13 6

IC951

18 1

1924

R965 C954

R964		C957
	C958	R959	R961
1
	CN951
2	956	C928
		C960

C953

R956 R958 R957

			FB601
	E		R627
		C617		R
Q951
		C612

	TAP602				R607
	(TEST)
	D951			C607	C608
	R604	R623	R620	C606
1	5			R621	R622
			8 8

TAP602

SHORT: TEST MODE

OPEN: NORMAL MODE

•Press and hold down to hold the current display while the key is being pressed.

4-2-3. How to release the TEST MODE

When method 1 was used:

Turn off the power and open the solder bridge on TAP602 on the main board.

Note: The solder should be removed clean. The remaining solder may make a short with the chassis and other part.

When method 2 was used: Turn off the power.

Note: If electrical adjustment (see page 11) has not been finished completely, always start in the test mode.

4-3. TEST MODE STRUCTURE

Test Mode

(Display Check Mode)

VOL + key

Manual Mode

x key

Servo Adjustment

2In the normal mode, operate the keys on the set and those on the remote control as specified below:

Turn on HOLD switch on the set. Holding down x (STOP)

key on the set, press the keys on the remote control in the following sequence:

>t > t . t . t > t . t > t . t t 4-2-2. Operations when the TEST MODE is set

When the TEST MODE is entered, the system switches to the dis- play check mode within the TEST MODE. From this mode, the other Test modes can be accessed.

When the TEST MODE is set, the LCD repeats a cycle of the fol- lowing displays:

Audio Adjustment

Power Supply Voltage Adjustment

Charge Adjustment

VOL key

Overall Adjustment Mode

x

key

CD/MO Adjustment

Power Supply Voltage Adjustment

NV Initialize

(Clear the Non-Volatile memory

+ key or DISPLAY key

(Press and hold down about for more than2 sec)

Key Check Mode

Terminate key checking or open the top panel.

8