Vcrpwr3

DERING. THE CORRECT PART NUMBER IS SHOWN NDED SINCE THIS DRAWING WAS PREPARED.

ED UNITS. USE ONLY ORIGINAL REPLACEMENT PARTS* IST SECTION OF THE SERYICE MANUAŁ-

COMPONENT LEAD ON THE FOIL SIDE. COMPONENT LEAD ON THE COMPONENT SIDE. O TEST PIN.

TEST PIN.

002

115

18FB

W)

ss C1013 330/18Y

1001 10015 P-F38 =1—

SERVICE CAUTION

SERVICE PROCEDURĘ FOR POWER SUPPLY ASS'Y

1.    CHECK VOLTAGE AT PINS OF P1201 ON THE MAIN C.B.A. (SEE FIG-1)

2.    DISCONNECT AC PŁUG AND REMOVE THE FIAT CABLE FROM P1201.

3.    SHORT CHECK AT TERMINAL OF P1201 ON THE MAIN C.B.A. (SEE FIG-2)

4.    REPAIR THE MAIN C.B.A.

5.    REMOVE THE SHIELD CASE FROM THE POWER SUPPLY ASS'Y AND RECONNECT THE FLAT CABLE WITH P1201 FOR REPAIR.

P1001    TO MAIN I

2	UNSW +44V	P1201-2
1	UNSW +14V	P1201^- 1
7	GND	P1201-7
6	UNSW +5V1 SYS-CTLl	P1201-6
5	UNSW +5V 1VIDEO)	P1201-5
3	POWER DOWN (L)	P1201~ 3
4	GND	P1201^- 4

NO

FIG-2

RESISTANCE UNDER NORMAL CONDITIONS.

POWER	SUPPLY
TRANS I STOR
Q10 01	E-4
01002	D-3
01003	D-1
01004	E-1
01005	F-2
IC
IC1001	D-1
CONNECTOR
P1001	6-4
TEST	POINT
TP1003	C-3

FIG-1

VOLTAGES IN STOP MODĘ UNDER NORMAL CONDITIONS

PIN NO	VOLTAGE
1	14.5V
2	44.5V
3	5.2 V
4	0V
5	5.2 V
6	5.2 V
7	ov

PIN NO.	RESISTANCE
1	MORĘ THAN 30Q
2	MORĘ THAN 5000
3	MORĘ THAN 5000
4
5	MORĘ THAN 2511
6	MORĘ THAN 250
7

NOTĘ:

THE VOLTAGES OF THIS TABLE ARE APPROX.

UNLESS OTHERWISE SPECIFIED: WATTAGE 0F RESISTORS IS 1/4W-

NOTĘ:

1.    PIN 4 OF THE TERMINALS SHOULD BE GROUND IN THIS MEASUREMENT.

2.    RESISTANCES IN THIS TABLE ARE APPROX.

NOTĘ^: REF - NO. ON C.B.A. IS PRINTEO AS FOLLOWS-EXAMPLE^:C-B-A—R2. REF- N0-1000 SERIES. SCHEMATIC DIAGRAM...R1002 IR1002 IS ABBREYIATED TO R2-I

YJBSO1037