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SRP-P26/P15 SERVICE MANUAL AEP Model E Model OH-1 OH-2 (MONO) ATTENUATOR PROTEOTION OVER HEAT PROTEOTION ATTENUATOR CLIP MONO CLIP SIGNAL SIGNAL POWER 2CHANNEL POWER AMPLIFIER SRP-P26 SPECIFICATIONS SRP-P26 SRP-P15 Input Method Balanced type Balanced type Input Circuit Electronic balanced circuit Electronic balanced circuit Input Impedance Above 20 kΩ...
COMPONENTS IDENTIFIED BY MARK ! OR DOTTED LINE WITH MARK ! ON THE SCHEMATIC DIAGRAMS AND IN THE PARTS LIST ARE CRITICAL TO SAFE OPERATION. REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY.
EXTERNAL DIMENSIONS NAMES AND FUNCTIONS OF PARTS Front Panel CHANNEL 1 7 Vents CHANNEL 2 (Monaural) OH-1 OH-2 (MONO) 3 PROTECTION Indicator ATTENUATOR PROTEOTION OVER HEAT PROTEOTION ATTENUATOR CLIP MONO CLIP 1 CLIP Indicator SIGNAL SIGNAL 5 ATTENUATOR Knob POWER 8 SIGNAL Indicator 2CHANNEL POWER AMPLIFIER SRP-P26 6 POWER Switch and Pilot Lamp...
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NAMES AND FUNCTIONS OF PARTS NAMES AND FUNCTIONS OF PARTS NL4 and Power amplifier internal wiring Rear Panel CH-1 1 INPUT 1 (MONO) Terminals (CH-1) – 2 INPUT 2 Terminals (CH-2) – INPUT OUTPUT OPERETION CH-2 CH-1 CH-2 MONO CH-1 (MONO) STEREO 3 OPERATION Switch...
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CONNECTION Before Connecting How to Connect Cords Power Supply • Insert plugs completely or problems may result. Take the following precautions to prevent damage to the equipments used and the circuit breaker (safety device) • Disconnect cords by the plug. from turning ON.
SECTION 2 DISASSEMBLY Note: Follow the disassemblly procedure in the numerical order given. CASE, UPPER 2 two screws 1 two screws (M 3 × 8) y (STEP TAPPING) 1 two screws y (M 3 × 8) 2 two screws y (STEP TAPPING) FRONT PANEL 2 two screws (BVTT 3 ×...
SRP-P26/P15 SECTION 3 SECTION 4 ELECTRICAL ADJUSTMENT DIAGRAMS 4-1. BLOCK DIAGRAM Note: Make adjustment at least 5 minutes after the POWER switch was turned ON. CLIP-1 SIGNAL-1 Bias Adjustment/DC Offset Confirmation CH-1 CH-1 Preparation: (MONO) OUTPUT ATTENUATOR nob : ∞ (MIN) INPUT PROTECTION-1 OVER HEAT...
SRP-P26/P15 4-3. CIRCUIT DIAGRAM - MAIN/INPUT/JACK/SP/A-CLASS/VOL1/VOL2 BOARDS - NOTE: • All capacitors are in µF unless otherwise noted. pF : µF. 50V or less are not indicated except for electrolytics and tantalums. • All resistors except chips are in Ω and W or less unless otherwise specified.
SRP-P26/P15 4-5. CIRCUIT DIAGRAM - PS/LED/SW/T1/T2/TH BOARDS - NOTE: • All capacitors are in µF unless otherwise noted. pF : µF. 50V or • Voltage is measured with respect to ground under no-signal less are not indicated except for electrolytics and tantalums. conditions.
SECTION 6 MAIN ELECTRICAL PARTS LIST Note: • Due to standardization, replacements in the • RESISTORS When indicating parts by reference number, parts list may be different from the parts All resistors are in ohms. please include the board name. specified in the diagrams or the components METAL: metal-film resistor used on the set.
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