TA-E1 SERVICE MANUAL US Model Canadian Model AEP Model UK Model E Model Australian Model SPECIFICATIONS STEREO PRE AMPLIFIER MICROFILM 1
SAFETY CHECK-OUT TABLE OF CONTENTS After correcting the original service problem, perform the following safety checks before releasing the set to the customer: Check the antenna terminals, metal trim, “metallized” knobs, screws, and all other exposed metal parts for AC leakage. Check leakage as described below. 1. GENERAL ...........................................................................
SECTION 1 GENERAL This section is extracted from instruction manual.
TA-E1 SECTION 2 ELECTRICAL ADJUSTMENTS IDLING ADJUSTMENT AND OFFSET VOLTAGE CHECK • Perform this adjustment after replacing CP103 and CP104. • Perform this adjustment more than 10 minutes after supplying the power. Connection: SECTION 3 DIAGRAMS BALANCE OUTPUT LEVEL ADJUSTMENT 3-1. CIRCUIT BOARDS LOCATION • Perform this adjustment when replacing CP102.
TA-E1 3-2. SCHEMATIC DIAGRAM – MAIN SECTION (1/3) – • Refer to page 9 for Printed Wiring Board.
TA-E1 3-3. SCHEMATIC DIAGRAM – MAIN SECTION (2/3) – • Refer to page 9 for Printed Wiring Board.
TA-E1 3-4.
TA-E1 • Semiconductor Location 3-5. PRINTED WIRING BOARD – MAIN SECTION – • Refer to page 5 for Circuit Boards Location. SW L BOARD (Page 11) SW L BOARD (Page 11) PS BOARD VOL BOARD (Page 11) (Page 11) 9 9 Ref.
TA-E1 3-6.
TA-E1 3-7. PRINTED WIRING BOARD – POWER SECTION – • Refer to page 5 for Circuit Boards Location. MAIN BOARD MAIN BOARD (Page 9) MAIN BOARD MAIN BOARD (Page 9) (Page 9) • Semiconductor Location Location C-1 C-1 B-4 B-3 B-3 B-2 C-5 A-5 A-5 D-5 IC701 C-5 Q701 Q702 Q703 Q704 Q705 Q706 Q707 Q708 Q709 Q710 A-4 A-2 A-4 A-2 C-4 B-3 B-5 A-5 A-5 B-5 FH1 Ref.
SECTION 4 EXPLODED VIEWS NOTE: • -XX, -X mean standardized parts, so they may have some difference from the original one. • Items marked “*” are not stocked since they are seldom required for routine service. Some delay should be anticipated when ordering these items. • The mechanical parts with no reference number in the exploded views are not supplied. The components identified by mark ! or dotted line with mark ! are critical for safety. Replace only with part number specified.
4-3. BOTTOM PLATE SECTION 108 109 107 106 109 109 108 108 109 not supplied #9 112 105 not supplied #6 110 109 #6 #8 (US, CND) #8 (US, CND) #7 (EXCEPT, #7 (EXCEPT, US, CND) US, CND) not supplied T1 not supplied 111 #7 #7 not supplied 111 104 (US, CND) 103 102 not supplied not supplied 113 113 not supplied not supplied 113 101 #7 #7 #3 #7 #8 The components identified by mark ! or dotted line with mark ! are critical for safety. Replace only with part number specified. Ref. No.
AC J LED A LED B SECTION 5 ELECTRICAL PARTS LIST MAIN Note: The components identified by mark ! or dotted line with mark ! are critical for safety. Replace only with part number specified. Les composants identifiés par une marque ! sont critiques pour la sécurité. Ne les remplacer que par une piéce portant le numéro spécifié. When indicating parts by reference number, please include the board name. Ref. No. Part No.
MAIN Ref. No. Part No.
MAIN Ref. No. Part No. Description Part No.
MAIN Ref. No. Part No. ! R516 ! R517 ! R518 1-202-937-41 FUSIBLE 1-202-937-41 FUSIBLE 1-202-937-41 FUSIBLE Description 10 10 10 5% 5% 5% 1/2W 1/2W 1/2W Remark R519 R520 R521 R522 R523 1-259-995-11 1-259-995-11 1-259-999-11 1-259-999-11 1-259-987-11 CARBON MELF CARBON MELF CARBON MELF CARBON MELF CARBON MELF 1K 1K 2.2K 2.
TA-E1 PS SW L SW P VOL Ref. No. Part No. R709 ! R710 1-259-995-11 CARBON MELF 1-202-937-41 FUSIBLE Description 1K 10 2% 5% 1/8W 1/2W ! R711 R712 R713 R717 R718 1-202-937-41 1-260-002-11 1-260-008-11 1-260-020-11 1-260-008-11 FUSIBLE CARBON MELF CARBON MELF CARBON MELF CARBON MELF 10 3.3K 10K 100K 10K 5% 2% 2% 2% 2% 1/2W 1/8W 1/8W 1/8W 1/8W R719 R720 R721 1-260-020-11 1-260-002-11 1-260-002-11 1-673-519-11 CARBON MELF CARBON MELF CARBON MELF VOL BIARD 100K 3.3K 3.
